Crop Protection

Craig Thomas, of CN Seeds:

"We already have basil varieties resistant to mildew"

Currently, the consumer demand for basil is at its peak. "The new basil varieties resistant to mildew, developed by the team of Rutgers University in New Jersey with Van Drunen Farms (VDF), have shown great resistance to mildew attacks," says Craig Thomas, commercial director of CN Seeds Limited. Van…

US: New biological synergist works with insecticides to better manage hard-to-control pests

Commercial edible growers have a new tank mix option to make their insecticide control more effective – Alluma is a high-potency broad-spectrum, plant-based essential oil that acts as an insecticide, insect repellent and miticide. “Alluma is an innovative formulation that works as a contact repellent and…

European Commission increases support for the EU's beekeeping sector

The European Commission will provide €120 million to the EU's beekeeping sector over the next three years to support its essential role in agriculture and the environment. This represents an increase of €12 million compared to the support provided for the period from 2017 to 2019. EU Commissioner for…

Virus genes help determine if pea aphids get their wings

Many of an organism’s traits are influenced by cues from the organism’s environment. These features are known as phenotypically plastic traits and are important in allowing an organism to cope with unpredictable environments. But what are the genetic mechanisms underlying these traits? Jennifer Brisson,…

"Biological control, beyond the point of no return"

Future trends in biological control − as well as potential opportunities and obstacles, including constraints surrounding the development of novel bio-pesticides − proved a popular session at the recent IUPAC2019 Conference. The joint lunch meeting was hosted by Biobest together with the project leaders…

An innovative global approach for biocontrol in soft fruits

Bioline Agrosciences has been working with growers and industry stakeholders throughout the world for many years to develop bespoke crop programs for use around the world, and innovative and unique products to use in these programs. Here are their latest easy to use biocontrol solutions for growers:…

Part of the immune strategy of the strawberry plant is characterized

Seven years have gone by since the first publication of the strawberry plant's complete genoma (Fragaria vesca), and all the information necessary to understand the thousands of biological processes going on within these plants, became available to the international scientific community. It is not such a…

Hyperspectral imaging technique to detect Potato Virus Y

In temperate regions, the main diseases of the seed potato crop are caused by viruses and bacterial infections ( Dickeya and Pectobacterium ). In the Netherlands, the world’s major supplier of certified seed potatoes, these two diseases are responsible for an average 14.5% declassification of seed lots…

Disinfection unit to fight the spread of the ToBRF virus

The worldwide outbreak of the ToBRF virus requires growers to pay even more attention to hygiene. Suppliers also pay extra attention to it. Unifortes as a producer of industrial cleaning solutions, has always done so. Nevertheless, the latest virus was a reason for Unifortes to develop a new stand-alone…

UK: New strawberry disease control programme could halve costs

A new strategy developed by AHDB to manage powdery mildew in strawberry crops could reduce inputs and costs by 50 per cent compared with a standard seven-day fungicide programme. In 2018 trials, a managed programme used significantly fewer spray applications, which reduced the cost by half compared to…

North Carolina State University

New microneedle technique speeds detection of plant diseases

Researchers have developed a new technique that uses microneedle patches to collect DNA from plant tissues in just one minute, rather than the hours needed for conventional…

Ghana: Vegetable growers given pest management training

As part of efforts to improve the cultivation of vegetables for both domestic and international markets, some selected vegetable farmers in the Central, Greater Accra and Volta Regions in Ghana have received training in integrated pest management (IPM) to enable them to cultivate quality and healthy…

Fernando Veiga, of Horsal:

Padron peppers in Spanish region of Galicia threatened by TSWV

The current Padrón pepper campaign in Galicia is threatened by the Tomato Spotted Wilt Virus (TSWV). "Our cooperative will lose just over 10% of the Padrón pepper production, but for some of our partners, the situation is truly tragic, since they have lost almost their entire production," says Fernando…

Southern tomato virus: hype or a real threat?

Since 15 May there have been internet reports about the outbreak of a new tomato virus – Southern tomato virus (STV) – in the United Kingdom. The virus had already been detected on mainland Europe for some years. What do we know about this virus and does it pose a genuine threat to the sector? What does…

Remote application of insecticide in greenhouses becoming more popular in Turkey

The Turkish Ministry of Agriculture Agricultural Research and Policies General Directorate (TAGEM) has developed a remote automatic insecticide dispenser machine to be used in greenhouses in order to minimize the overuse of chemicals and to reduce the exposure of agricultural workers to these chemicals.…

Valent BioSciences joins International Phytobiomes Alliance

The International Alliance for Phytobiomes Research announces Valent BioSciences as a new sponsoring partner of the organization. The Phytobiomes Alliance is an international,…

Microbial insecticide gets new formulation

OHP announces a key formulation change to its Ancora Microbial Insecticide, designed to make spray applications easier in a greenhouse and nursery. OMRI listed and approved for organic production, Ancora contains a naturally-occurring fungus that infects both foliar and soil-dwelling pests such as…

Vestaron raises $40 million in Series B Financing

Vestaron announces its $40 million Series B Financing, led by Novo Holdings A/S. Novo Holdings joins continuing investors Anterra Capital, Cultivian Sandbox, Open Prairie…

Wim Meyers, Meyers Softfruit:

"When we started with a biological approach, everyone thought we were crazy"

“In 1992 when my father founded the company he chose a biological approach over the use of chemical products,” says Wim Meyers. Today, he is the General Manager of Meyers Softfruit. “In 1992 most growers relied almost exclusively on pesticides,” says Meyers. “When we started out Biobest carried out…

US (MA): Impatiens Necrotic Spot Virus detected in peppers

Impatiens Necrotic Spot Virus (INSV) was confirmed in the UMass Extension Plant Diagnostic Lab this week on pepper seedlings grown in a greenhouse. INSV has host range that spans 300 species including vegetables, ornamentals, and weeds. It is not seed-borne, but it is spread through vegetative…

US (DE): Broad mites on high tunnel tomatoes

It is unusual that I see or hear about broad mites (Polyphagotarsonemus latus) being a problem in our tomato high tunnels. A grower was having symptoms of twisted growth and browning/bronzing of their tomato leaves this spring and guessed they might have broad mites. They did, with some plants severely…

UK: Shortlist announced for The Biopesticide Awards 2019

Bionema Limited in conjunction with Swansea University are hosting the inaugural Biopesticide Summit on 2-3 July 2019 to address the pressing need to develop alternatives to…

The Andalusian Phytosanitary Warning and Information Network (RAIF) has warned about the pest

Red spiders detected in tomato crops in Spanish province of Almeria

According to the data collected by the Andalusian Phytosanitary Warning and Information Network (RAIF), an anomalous presence of red spider has been detected in tomato crops…

UV-blocking high-tunnel plastics reduce Japanese beetle in red raspberry

Maria Cramer, Kathleen Demchak and Richard Marini from Penn State University as well as Tracy Leskey of the USDA-ARS Appalachian Fruit Research Station recently published their work in HortScience. The team found that red raspberry plants growing in high tunnels have significantly fewer issues with…

Olivier Be2Grow and Delphy are working together

"We are going to combine data with cultivation knowledge"

Measuring and detecting whether blossom end rot is starting somewhere on a plant and then seeing how a plant recovers at night. A lot is possible with the sensors in greenhouses these days. But can one use these measurements to improve their cultivation? A treasure trove of information The 2Grow sensors…

US (MI): 2019 Systems approach to managing spotted wing Drosophila in berries

MSU Extension and Michigan Food and Farming Systems invite growers, field managers, pest consultants and everyone involved in insect pest management in blueberries, raspberries and strawberries to attend their first 2019 Spotted wing Drosophila (SWD) IPM Workshop. The workshop will be offered on…

Next few months pivotal to make a difference with the ToBRFV virus

The ToBRFV emergency has hit the Italian territory as well. An interview with Cristiano Guerresi, general director of HM.CLAUSE Italia, revealed a few key points that need the attention of the entire tomato segment. Origin and speed of transmission The gravity of the pathology needs to be understood and…

Biological control strategies gaining ground in Spanish region of Murcia

Since 2000, the Region of Murcia has been implementing strategies for the biological control of pests in different crops with the support of the Council of Water, Agriculture,…

Valagro BioSciences:

India: New line of sustainable solutions based on microorganisms

Valagro, a leading company in the production and marketing of biostimulants and specialty nutrients, has successfully completed a tour across India with Valagro Biosciences, the Group's Indian subsidiary, to promote the new line of sustainable solutions based on micro-organisms including new…

Controlling Tuta Absoluta with a specially optimised IPM program

Controlling Tuta Absoluta is one of the major challenges for growers. Bioline Agrosciences has been working with both these growers and industry stakeholders for several years to tackle this. Using the biological control product Tricholine TA as part of an IPM program, Bioline has developed a protocol…

New planning after delay

EU plans to fight ToBRFV will be discussed on 17-18 June

The discussion of the draft proposal and the risk analysis of ToBRFV are again on the agenda at the European Commission on 17 and 18 June. Discussion at the May 23 meeting…

Polinizup, a pioneering project to help Spanish pollinator species

The worldwide concern over the disappearance of pollinators has led to the creation of numerous programs to protect those that remain and help increase their populations.…

New mutations for herbicide resistance rarer than expected

After exposing more than 70 million grain amaranth seeds to a soil-based herbicide, researchers were not able to find a single herbicide-resistant mutant. Though preliminary, the findings suggest that the mutation rate in amaranth is very low, and that low-level herbicide application contributes little…

First report of Tomato brown rugose fruit virus on tomato in Turkey

The ToBRF virus has been found in Turkey. The British Society for Plant Pathology confirms finding of the virus in Antalya greenhouses in their magazine New Disease Reports. ToBRFV ToBRFV (Tomato Brown Rugose Fruit Virus) has been popping up on tomato growing sites all over the world. According to EPPO,…

Controlling septoria leaf spot and bacterial leaf blight in parsley

Septoria leaf spot (SLS) in Parsley can cause significant losses in fields where it has become established. Like other Septoria’s, the leaf spots produced on parsley look much like the leaf spots produced on tomatoes and other crops. Septoria leaf spot overwinters from year to year on infected debris so…

Bionema raises £180,000 for ongoing development bio crop protection

Bionema Ltd., a biotech company, announces the completion of £180,000 equity investment, led by private investors with co-investment from the Development Bank of Wales. The…

Multi-faceted approach to thrips in strawberries

The pressure from thrips is enormously high. Both biological as well as integrated companies are having a difficult time because of it. Biobest advisor Jurgen Bouveroux calls on all growers to do everything in their power to control thrips. “But always in close consultation with your own advisor.” Most…

Growth inhibition effect of autotoxicity stress on cucumber reduced by EBR application

Autotoxicity is a common problem being faced in protected vegetable cultivation system. Phytoremediation of plant autotoxicity is an emerging concept to minimize deterioration of soil environment and reduction of yield and quality of vegetable crops. Brassinosteroids (BRs) have been reported as a…

MRL - changes in EU legislation on pesticide residues

Recently, the EU have published 5 changes to regulations regarding pesticide residues. These changes will become active in April and August of 2019 and include reductions and elevations of the Maximum Residue Levels (MRLs) for different products: Regulation EU 2019/88 is an amendment to Annex II to…

Manipulation of aphid behavior by a persistent plant virus

Plants are frequently infected with cytoplasmic RNA viruses that persist for many generations through nearly 100% vertical transmission without producing any symptoms. Movement between plant cells and horizontal transmission have not been observed with these viruses; instead, they are distributed to all…

Turkish growers struggling with tuta absoluta

Tomato growers in Antalya, the center for greenhouse production in Turkey, are battling against tuta absoluta. This disease had caused tons of tomatoes to be thrown away last year, and the growers still have not been able to find a complete solution for it. As the temperatures in April are lower this…

Zero-residue strawberries now available on the market

Zero-residue strawberries from Fellini Patrizio are now available. The company is known on a national and international level for its vegetable production. "These strawberries are a unique product certified by CCPB. They meet all requirements to be declared zero-residue," explain Emile Fellini and…

UK: CPA responds to Green Party pesticide pledge

The Green Party have issued a press release ahead of the European elections, pledging to campaign for a 50% reduction in pesticide use by 2050. The press release contains a…

Tomato grower launches sale of crate plunger for the prevention of ToBRFV

As a grower, what do you do when you devise and develop an innovative solution for an everyday problem in the greenhouse? Then you could keep it to yourself, but you could also share it with your peers. Geert De Breuck decided to do the latter with the crate plunger that he initially developed for…

What is causing the blistering on my leaves?

Edema (oedema) and intumescence are physiological disorders that cause outward blistering and bumpy growth to form on leaves, petioles, and sometimes stems. Recent weather conditions in Michigan are suspected to have caused an increase in reports of edema. Michigan had a week of sunny, warm, spring-like…

United Fresh: Food Safety workshop to discuss outbreaks

Disease outbreaks and subsequent food recalls are not new to the produce industry. However over the last few years, it has witnessed more damaging outbreaks in terms of…

A new way to control thrips in strawberry

Strawberry growers will do all they can to provide the consumer with the best quality fruits this summer. What will not help is thrips in their greenhouse. Bioline AgroScience recently introduced a new way of controlling thrips in strawberries: Bugline. It is a ribbon with many breeding sachets releasing…

US (CA): Tracking down answers to a lettuce aphid mystery

When Alejandro Del Pozo-Valdivia started his new job as UC Cooperative Extension entomology advisor in the Salinas Valley last year, he immediately faced an urgent problem in organic lettuce production. Pest control advisers were finding lettuce aphids in plants that were supposed to be resistant.…

Celebrating Ontario's bees and beekeepers on World Bee Day

Ontario's government is celebrating World Bee Day by recognizing the important contribution that managed honey bees, wild bees and beekeepers make to the province's economy and environment. Ontario's pollinators generate more than $1 billion in value to Ontario's agricultural crops each year, about 15…

Investing in smarter scouting

Although the processes of manually scouting crops is very important, it is time-consuming and error-sensitive. That is why Koppert is developing the scout-app, which will automatically identify and count the pests on sticky traps. This will utilize smart technology such as image recognition powered by machine learning, which…

Ted McDonald joins BioWorks as Director of Sales

Ted McDonald has been named Director of Sales, Biological Products, at BioWorks. In his new position, Mr. McDonald will be responsible for managing the BioWorks Biological Products sales organization and growing the BioWorks family of products, services and programs to support its customers in the United…

Southern Tomato Virus reported in the UK

A new and previously unrecorded outbreak of the tomato virus ‘Southern Tomato Virus’ (STV) has been reported in the UK. The virus has been previously reported around mainland Europe for some years: https://www.uniprot.org/taxonomy/591166 https://pubag.nal.usda.gov/download/40056/PDF The virus (which…

Decontamination chamber provides solution against tomato virus

A virus inflicting tomatoes that has spread from Israel to Europe and North America in the last five years is showing no signs of stopping, especially in warm climate tomato production areas. The Tomato Brown Rugose Fruit Virus (ToBRFV) causes yellow to brown colored wrinkled, necrotic spots on the…

New basil seed varieties promise downy mildew resistance

Field-production of new downy mildew resistant basil varieties has yielded positive results, which researchers believe promises the herb-industry some much-needed relief from this debilitating disease. These commercially viable downy mildew resistant (DMR) varieties were developed by a team at Rutgers…

APHIS seeks comment on Pest Risk Analysis for import of fresh pepper from Colombia

The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) has prepared a pest risk analysis that evaluates the risks associated with the…

July 2-3, Swansea

UK: Biopesticide Summit to focus on innovative and alternative biocontrol solutions

Bionema Limited and Swansea University are to host the inaugural Biopesticide Summit and exhibition in Swansea University, United Kingdom in July 2019 to address the pressing need to develop alternatives to chemical crop protection. The Biopesticide Summit 2019 will focus on developing and introducing…

CropLife America

"New managing director of science policy to bring fresh perspective and scientific expertise"

From pests in the field to widespread misinformation about farming inundating our daily lives, the agriculture industry faces numerous challenges and CropLife America (CLA) is…

How scientists contained a deadly tomato pest that travelled across the world

It all began one fine winter’s day in 2014 when a researcher at the Indian Council of Agricultural Research (ICAR)-Indian Institute of Horticultural Research (IIHR),…

New Zealand growers learn about biosecurity

Fresh tomato and indoor vegetable growers and industry people were invited to two workshops during March, in Clevedon and Lincoln, New Zealand, to discuss recent biocontrol research and new pest control ideas, with a particular focus on covered crops. At the well-attended workshops, growers were asked to…

Toxicology expert Donald Lisk dies at 88

Donald J. Lisk, M.S. ’54, Ph.D. ’56, professor emeritus of soil chemistry and toxicology and a champion of graduate education, died April 27. He was 88. A former director of Cornell’s Toxic Chemicals Laboratory, Lisk was known for his work analyzing pesticides – including DDT – in soils, plants and…

May 21, Ghent

"Biological control, beyond the point of no return"

Biological control (both in terms of biopesticides & beneficial insects) continues to show significant growth in European and global crop production. Increasing demands…

Monsanto ordered to pay $2 billion in Roundup case

An Alameda jury in the case of Pilliod et al. v. Monsanto Company returned a verdict of $2.055 billion in favor of a husband and wife with non-Hodgkin lymphoma, ordering…

US: Marrone Bio Innovations appoints new sales managers

Marrone Bio Innovations has appointed John Driver as U.S. Great Lakes Territory Sales Manager, and Loys E. Hawkins as U.S. Western Cascades Territory Sales Manager. John brings over 19 years of agriculture technology and portfolio sales experience to Marrone Bio, having been in a number of business sales…

Aad Verkade, Pritec Techniek en Montage:

"More growers are taking preventive measures"

ToBRFV in tomatoes and peppers, ralstonia in roses: the disease pressure is increasing. Especially when no ways have been found yet to nip the virus in the bud, it is of great importance to minimize the risk of infection. Disinfect hands and feet That is why growers nowadays increasingly place a…

Julian Brandl, Andermatt Biocontrol AG:

"In agricultural countries with a focus on exports, biological pest control plays a big role"

"We have been producing biological pesticides based on baculoviruses for more than 30 years. Through our own research and development, as well as through equity investments and acquisitions, we are steadily expanding our portfolio, offering baculovirus-based biological insecticides, biofungicides,…

Japan: Natural substance found to combat tomato pests

Japan's National Agriculture and Food Research Organization (NARO), has discovered that by the application of a natural substance named Loliolide to crops such as tomato, the damage caused by pests such as western flower thrips (Frankliniella occidentalis) and two-spotted spider mite (Tetranychus…

Cornell pathologist travels to China to share insights on cucurbit disease management

SIPS plant pathologist Meg McGrath recently was invited to the Zhengzhou Fruit Research Institute, Chinese Academy of Agricultural Sciences, in Henan Province, China, to give a seminar, meet with students, and visit farms. Her 2-hour seminar on “30 Years of Research Helping Farmers Manage Diseases of…

UK: Atypical late blight symptoms in vine tomatoes

Early in 2018, Phytophthora late blight was recorded on young plants in at least five large UK vine-tomato nurseries. Infection (as high as 20%) appeared limited to some batches of plants. Initially, affected plants showed some foliar and girdling stem lesions with a high rate of mortality. These were…

CAN (ON): ToBRFV information session rescheduled

At a free information session for growers and agribusiness hosted by OMAFRA Specialists Cara McCreary and Amanda Tracey, growers can get the facts and ask questions about…

UK: New drive to control downy mildew and blight

AHDB has announced a new three-year research programme to revolutionise understanding and improve control of downy mildew and late blight in horticultural crops and potatoes. Building on current knowledge, the research will focus on developing methods to detect disease in seeds, tests to understand…

Spain: New biocontrol biomanufacturing plant in Almeria

In January, Bioline Agrosciences and the company Biocolor (Spain) announced the creation of a new company “Bioline Iberia”. On Tuesday, 7 May, 2019, this collaboration strengthened with the official inauguration of a new "Biomanufacturing Plant" in El Ejido, a few kilometres from Almeria, attended by the…

"Kenyan horticulture growers lose 50% produce due to poor post-harvest handling"

"Horticulture farmers lose up to 50 per cent of their produce due to lack of proper storage facilities and handling know-how. They also lack knowledge on maturity indices of…

How horticulture responds to ToBRFV threat

All over the world, the horticultural industry is doing everything they can to keep ToBRFV out. A US-Mexican collaboration is to identify extra tests and educate Mexican growers, the UK has done their homework and informs the industry via a webinar and the Dutch share their insights on how they keep…

Breeding of phytosanitary insects

The use of biodynamic agriculture in greenhouses

The Murgiverde cooperative, of Almeria, is involved in a pioneering project that consists in the planting of cereals inside the greenhouse and of aromatic plants around it…

René Huijsmans, Syngenta

"Scouting is more important than ever this year"

The seed suppliers live in turbulent times. As of January 30, 2020, only two solutions for combating fungi on recently planted seeds are being offered. René Huijsmans, Seed Care Manager, Syngenta: "These agents give the seed and young plant resistance against fungi attacks in the earliest stage of the…

US: ARS entomologists publish guides on latest research tools

Entomologists have developed a variety of tools to study insects. They have flight mills where insects are tethered to a rotating arm, so they can monitor the insect’s flight speed and duration. They've developed specialized techniques for marking insects with proteins to track their movements, diets and…

"One of the long-term goals of my research program is to help Indiana’s tomato growers better manage diseases"

“A lot of people don’t know this, but tomatoes originated in the Andes Mountains,” Lori Hoagland, associate professor of Horticulture said. “For that reason, understanding soil biodiversity there has major implications for developing new disease resistant tomato varieties.” This research is the basis for…

June 19, New Haven

US (CT): Greenhouse Biological Control Conference

UConn Extension is sponsoring a Greenhouse Biological Control Conference. This one-day educational program will be held on Wednesday, June 19, 2019 at the Jones Auditorium, The Connecticut Agriculture Experiment Station, New Haven, CT. The speakers featured at this educational program include: Ron…

US: Keeping invasive pests out of the country

Safeguarding our Nation’s agriculture and natural resources against harmful plant pests is an awesome responsibility, one my agency—USDA’s Animal and Plant Health Inspection Service—takes very seriously. Thanks to our employees, cooperators, and partners, the United States has one of the most robust…

Seed transmission in the causal agent of basil downy mildew

Downy mildew in sweet basil (Ocimum basilicum L.) caused by the oomycete pathogen Peronospora belbahrii Thines was first recorded in Israel in 2011. Within one year, the pathogen has spread all over the country, causing devastating economic damage to basil crops. Similar outbreaks were reported in…

The important role calcium plays in soft fruit production

We are now into our fruit production period and the pressure is on for our fruit. So the question is; how do we get the best out of our plants to produce the best of quality and highest of yields? by Richard Cameron, Technical Sales Manager of OMEX Horticulture When we are looking at Calcium we need to…

New chemical tool to block endocytosis in plants identified

Plant cells absorb many important substances through a process called endocytosis. In plants, endocytosis is essential for nutrient uptake, passing on cellular signals and plant-microbe interactions. However, the vital nature of endocytosis makes it challenging to study using methods from classical…

Weekly applications of Brixtoner and Plant Power 7-0-21

Spain: "Improving sweetness and size of strawberries in winter by more than 25%"

In the latest trials carried out during the winter months, the Almeria-based company Vellsam Materias Bioactivas has managed to improve the sweetness and size of strawberries from Huelva by more than 25%. It has managed this through the application of Brixtoner and Plant Power 7-0-21. For two months, the…

Fighting fungi in water with ultrasonic vibrations

At this moment, Dutch growers are still using the anti-fungi crop protection agent Fenomenal to clean their (drain)water. As of August 14, that is prohibited, because the permission has expired and because the term of use has expired. Still, that does not necessarily mean that fungi such as phytophthora…

Effect of Pseudomonas as a preventive and curative control of tomato leafminer

Tuta absoluta is a devastating pest of tomato crops. Currently, T. absoluta control is mainly based on chemicals control. However, these products have a harmful impact on environment. This work aims to evaluate the preventive and curative effect of P. fluorescens Q036B, P. fluorescens Q110B and P. putida…

UK: Retirement calls for crop protection figure Vivian Powell

Vivian Powell (Viv), who has led the AHDB programme to deliver authorisations for plant protection products for the horticulture industry for nearly 20 years, has retired. Having secured nearly 2,000 applications for Minor Use approvals since 1995, Viv leaves a legacy that directly impacts most UK…

How should greenhouse growers get the best use out of their biopesticide toolkit?

As Dr Andy Brown, secretary of the IBMA (International Biocontrol Manufacturers Association), and managing director of biological control specialist Andermatt UK, revealed: “The biocontrol market is growing at about 19% a year in the UK, compared to the synthetic chemical industry – [which is growing at]…

BioBee SA, biggest insectary in South Africa, is a joint venture of BioBee Israel, ZZ2 and Hishtil

Growing interest in biological control of citrus, deciduous fruit and veg pests

BioBee South Africa was founded in 2014 and focuses on rearing and selling beneficial insects throughout the country. Recent changes to chemical protocols for agriculture exporters and rising chemical resistance oblige farmers to look at alternatives, which allows biological control companies like BioBee…

Wild tomatoes produce a natural insect repellent

Researchers from Michigan State University (MSU) have discovered that a wild tomato variety, the Solanum pennellii , native to the Atacama desert in Peru, produces a sticky…

CAN (ON): Pepper weevil refresher workshop

OMAFRA Specialists Amanda Tracey and Cara McCreary are offering a free Pepper Weevil Refresher Workshop this spring, sponsored by the Fresh Vegetable Growers of Ontario and the Ontario Greenhouse Vegetable Growers. Workshops will be held in Ridgetown and Leamington on May 9, and in Vienna on May 13.…

Grapefruits: next crop in row for 'horticulturalisation'

Grow them hydroponically, use drip fertigation and grow under protective screens. To the horticultural industry, these topics sound quite normal - but in grapefruit growing it is not. However, these solutions are named as possibilities to increase yield and harvest security. Growers of one of Florida’s…

Vestaron hires Field Development Biologist

Daniel Peck, Ph.D., is the most recent team member to join Vestaron Corp. As a Field Development Biologist, Peck began orientation by meeting the R&D team in Kalamazoo the…

Can hydroponic farmers spray glyphosate just before becoming organic?

The latest salvo in the battle between traditional organic farmers—who grow in nutrient-rich soil—and soil-free hydroponic operators centers on a prohibited weed-fighting chemical. Soil farmers say the National Organic Program (NOP) allows the use of herbicides such as glyphosate, the active ingredient…

Research looking to use wild tomato's natural resistance in cultivated tomatoes

Although pesticides are a standard part of crop production, Michigan State University researchers believe pesticide use could be reduced by taking cues from wild plants. The team recently identified an evolutionary function in wild tomato plants that could be used by modern plant breeders to create…

Mexico adopts measures to prevent tomato virus from spreading

Mexico's agricultural authorities have established a series of actions to prevent the so-called rugose tomato virus from spreading in the country. The National Health, Food…

Italian research project with a budget of over 1.2 million euros

Growing strawberries with less agropharmaceuticals

Over €1.2 million to grow strawberries with fewer pesticide treatments. This is the aim of the Med-Berry project, one of those presented by Italy and winner of the PRIMA 2018 project calls. Strawberries are very sensitive to changes in humidity and rottenness; as a result, the defence with crop…

Ian Dewar - Anacail

Sealed pack Ozone treatment kills moulds, yeast and human pathogens

Scottish-based food-safety company Anacail has delivered its first production machine into a berry application in the UK, with interest growing world-wide. Their patented Ozone treatment uses technology which is situated after a tray sealer on the production line and is designed to work with traysealed…

Canada: Greenhouses exempted from neonicotinoid ban

The Pest Management Regulatory Agency (PMRA), a division of Health Canada, released its final decisions on the pollinator re-evaluations of three neonicotinoid insecticides: clothianidin (Clutch), imidacloprid (Admire), and thiamethoxam (Cruiser, Actara). Health Canada determined that the continued…

Thrips: The best solution against this pest is not to have the pest

The western flower thrips (frankliniella occidentalis) or thrips, are a very dangerous pest for greenhouse growers as they are vectors of viruses. These insects are very thin and sneaky, and once they have entered the greenhouse, the expense in products to control the pathogen and crop losses can be…

Australia: Pest of the Month - Strawberry tortrix moth

An exotic species, not found in Australia, strawberry tortrix moth is mainly a pest of species from the family Rosaceae and is present in the USA, Canada, Europe and northern Asia, the Mediterranean Basin and South-East Asia. Hosts include strawberry, hawthorn, Malus spp., cinquefoil (Potentilla sp.),…

Efficient biological control of Tuta absoluta in Spain

Tuta absoluta is a major pest in tomato crops in most parts of Europe, especially after it has become resistant to most insecticides. Biological control offers solutions, but the commercially available natural enemies are not always able to cope with the pest completely. In the last two years, COEXPHAL…

"Are bumble bees causing my tomato flowers to fall off?"

Early market hoop house tomato growers are reporting blossom drop soon after bumble bee delivery, but the flower abortions are probably not caused by bees. by Benjamin Phillips, Michigan State University Extension I get a number of calls from hoop house tomato growers in spring regarding flowers aborting…

Impact of cultivated hosts on the recombination of cucumber mosaic virus

Cucumber mosaic virus (CMV) is one of the most successful viruses known, infecting over 1,200 species of plants. Like other single-stranded RNA viruses, CMV is known to have a high potential for population diversity due to error-prone replication and short generation times. Recombination is also a…

Tomato leaf mold in hoophouse tomatoes

Hoophouse tomatoes are one of the biggest moneymakers on small farms. While the hoophouse provides relief from many tomato diseases, some plant diseases are favored by the high relative humidity that can occur in hoophouses and greenhouses. Tomato leaf mold ( Passalora fulva ) is one of these diseases,…

Concerns about bee health

Health Canada restricts certain pesticide uses

The Canadian federal government’s pesticide regulator says certain uses of a popular insecticide need to be restricted in order to protect the health of pollinators. In its…

TerraLink to distribute Regalia Maxx Biofungicide in Western Canada

Marrone Bio Innovations announces distribution partnership in Western Canada

Marrone Bio Innovations has appointed TerraLink as a distributor of the Regalia Maxx Biofungicide in Western Canada. TerraLink has been a supplier of crop input products to…

"Sanitation is important in transplant production houses"

By now almost all growers have started transplant production or have hired someone else to grow their transplants. With all of the important things that go into transplant production one of the sanitation factors that is somewhat neglected is weed control. by Jerry Brust, IPM Vegetable Specialist,…

Bumble bees in greenhouse vegetable production

Commercial bumble bees have a lifestyle and foraging behavior that is fitting for greenhouse operations. by Benjamin Phillips, Michigan State University Extension Growing produce in greenhouses and hoop houses can be an effective and economical venture for early production of warm-season fruiting…

Intumescence in greenhouse crops

Intumescence was observed this week on greenhouse tomatoes. Intumescence is an abiotic disorder which produces small blisters on leaf surfaces. Severe cases can result in defoliation. Certain plants are especially susceptible to intumescence; these include members of the Solanaceae such as Ipomoea, peppers, and tomatoes, as…

"Reduce the chance of blossom end rot"

In warm weather, the risk of blossom end rot rises. That is why Biobest recommends treating susceptible tomato varieties with Bluestim. Biobest advises to apply Bluestim at a rate of 2 kg/ha (1.8 lb/acre). It is important to repeat the treatment, every three to four weeks, to maintain continuous…

Dutch growers add new pyrethrin-based insecticide to their arsenal

Tomato, pepper, cucumber, eggplant and courgette growers in the Netherlands will shortly have a new insecticide based on natural pyrethrins available. Spyro has recently been…

Inner leaf “tip-burn” in lettuce

Not all nutritional problems are caused by supplying too much or too little of a certain nutrient. “Tip-burn” of inner leaves is a common problem in hydroponic lettuce, where the margins of the young emerging leaves develop necrosis and burn as shown in Figure 1. The necrosis is from a calcium deficiency, but the actual problem…

Resistosome illuminates plant disease resistance mechanisms

Like animals, plants possess an immune system to fight off invading parasites. Unlike vertebrates that possess both adaptive immunity and innate immunity, plants solely rely on innate immunity, which deploys immune receptors to detect molecules derived from parasites and activate defenses. Plant innate…

New research and training greenhouses for Koppert Mexico

Being one of the biggest suppliers of biological crop protection also means that you have to investigate a lot in research all around the globe. To do so, Koppert Biological Systems recently opened two new research greenhouses in Querétaro. Equipped with all kinds of very nice techniques, these will help…

European tomato contact group

Battling New Delhi, Tuta absoluta and ToBRFV

New Delhi, Tuta absoluta and ToBRFV - these are the phytosanitary emergencies discussed by the table tomato contact group that has met in Ragusa on 4th and 5th April 2019. Guido Grasso from Confagricoltura briefly illustrated the history of each pathogen and stressed how ToBRFV is easily transmitted via…

Controlling insects in vegetable crops with biochemical formulation

Armorex is an O.M.R.I listed biochemical formulation that is used as a spray treatment to kill and control insects, pathogenic nematodes and fungus. Armorex is an E.P.A.…

Whitefly disrupts plants' built-in alarm systems

When plants are bitten by insects, they release a chemical scream—a cocktail of compounds that travel through the air. Some deter pests directly by confusing or repelling them; others indirectly protect plants by summoning predatory ants or parasitic wasps. Still others raise the alarm in parts of the…

Videos: How to use biological crop protection

The popularity of Koppert Biological Systems’ ‘how-to-use’ videos which visually illustrate how each product is applied to solve a problem in the greenhouse or field, has motivated the company to produce more than 45 product instruction videos. The ‘how-to’ videos can be found on YouTube.…

Almost 23,000 ha with biological control in Spanish province of Almeria

The territorial delegate of Agriculture, Livestock, Fisheries and Sustainable Development, Aránzazu Martín Moya, has highlighted "the huge commitment of the Government of…

Virginia Tech taps text message services to assist farmers in developing countries

Farmers are warding off crop pests and diseases – and merchants are seeing a 100 percent increase in sales of natural products to combat them – since Virginia Tech implemented a text-messaging system in Nepal. Up-to-date pest and disease information to grow a healthy harvest could mean feeding an entire…

"40% more predatory mites compared to regular sachets"

Biobest’s Swirskii-Long-Life-System has just got an upgrade due to its improved sachet formulation. The number of predatory Amblyseius (Typholodromips) swirskii mites per Long-Life sachet has been boosted from 150 to 250. “Widely used as a key beneficial in sweet pepper, cucumber, aubergine, strawberry…

New Zealand growers participate in biosecurity workshop

The TomatoesNZ board, along with key industry partners, participated in a biosecurity response simulation exercise run by Biosecurity NZ (MPI) in Auckland on 14 th February. Sixteen growers and industry associates attended, including representatives from other covered vegetable crop growers, a plant…

Program for healthy and sustainable tomato production

Tomatoes are one of the most important vegetable crops worldwide with a continually increasing production. To grow healthy tomatoes, a sophisticated disease and pest management program is essential. Therefore, Andermatt Biocontrol compiled a Tomato Brochure for their customers to provide an overview on…

Hortival Diffusion, France, on shading products Sudlac

"Eclipse F4 essential in our growing strategy"

With 300 hectares and more than 250 employees, Hortival Diffusion (Minier nursery) is one of France’s biggest nurseries and one of the top 10 European nurseries. For 180 years, the family-owned company steadily expanded until it was bought out in 1997 by the French group Terrena. The company is known to…

Mexico: CESAVE held a seminar on the new tomato virus

In order to inform and publicize the most recent news about the Tobamovirus genus with an emphasis on the Tomato Brown Rugose Fruit Virus (ToBRFV), the State Committee of Plant Health of Sonora (CESAVE), in coordination with the Local Board of Plant Health of the Yaqui Valley, held a seminar where it…

"Insect exclusion screens reduce cucumber beetle infestations in high tunnels"

As high tunnel vegetable production acreage increases in the United States, so does the need for management strategies tailored to their unique growing environment. Cucumbers are an ideal crop in these systems; they can be vertically trellised to maximize the production area and provide high yields to…

Dirty Dozen? Not so fast…

Each year, the Environmental Working Group (EWG) issues a list of foods – the so-called ‘ Dirty Dozen ’ – which it considers to have the highest pesticide residues. 2019’s ‘Dirty Dozen’ list, released on April 10, includes several crops produced in New York including strawberries, apples, grapes, kale, spinach, peaches, pears,…


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