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Crop Protection


A visit to Biobest:

This is how your bumblebees and beneficials are made

PHOTO REPORT Recently we were welcomed by Biobest for a tour at their Belgian headquarters in Westerlo. In a previously published article we discussed the company's past , present and future.In this article, Biobest's Plant Operations Manager Ramon van der Kruijs shows us around and explains us about the importanceof the.....

UK: New nematode products provide up to 95% natural insect pest control

UK based biotechnology company Bionema is officially launching its unique new UK nematode pest control product, which boasts 20% more efficiency and up to 95% kill rates, at this year's 'Fruit Focus' in Kent in July.The key message to leading commercial fruit growers at the showcase event is that natural.....

BioSafe Systems introduces broad-spectrum bactericide/fungicide

BioSafe Systems announces PerCarb (Sodium Carbonate Peroxyhydrate), a new alternative to Potassium Bicarbonate and lime sulfur products for use in agriculture.PerCarb is an EPA-registered, 0-hour REI, broad-spectrum bactericide/fungicide designed to treat and control plant pathogens that cause major foliar.....

US: Northern New York publishes first bee health report

How healthy are the bees in Northern New York?The results of a first-ever survey to identify the presence of key parasites and pathogens in regional bee colonies are now posted at www.nnyagdev.org.The farmer-driven Northern New York Agricultural Development Program provided a small grant for a survey of.....

UK: Ecospray appoints Robert Lidstone as Commercial Manager

Ecospray announces the addition of their new Commercial Manager, Robert Lidstone. Robert joined Ecospray to help develop and implement the company’s global commercial strategy as it enters a phase of rapid growth as a result of registration approvals for NEMguard; its low impact, bio rational nematicide.....

Australia: Starpharma sells agrochemicals business to Agrium

Starpharma Holdings has completed a transaction to sell its agrochemicals and Priostar business (Starpharma Agrochemicals) to Agrium for a $35 million in cash consideration. The Starpharma Agrochemical business will be operated by Agrium’s wholly-owned subsidiary, Loveland Products.“The proceeds from the.....

UK: ICL and Lallemand to showcase Prestop at Fruit Focus

Visitors to Fruit Focus are invited to hear more about the latest innovation in biocontrols, as growers look to employ more sustainable farming practices to compliment integrated disease management programmes.Prestop, from Lallemand Plant Care, is a biofungicide which contains the mycelia and spores of a.....

How the bumblebee coincidentally saved the greenhouse industry

Bumblebees, beneficial insects and mites are probably the most loyal residents of a grower's greenhouse. But having them around is not all as natural as you think. Did you know that it was by a coincidence that a Belgian veterinarian discovered the power of bumblebees for greenhouse pollination? It was a.....

US: Managed honeybee colony numbers increased since 2006

About one-third of the world’s food crops depend on pollinators, such as managed honeybees and more than 3,500 species of native bees. These pollinators face a variety of stressors that can impact their health, such as insect pests, pesticide exposure, and habitat changes. Honeybee mortality, as measured by.....

US (MD): Cucumber downy mildew confirmed in Dorchester Co.

Downy mildew on cucumber was confirmed in Dorchester County, MD on Wednesday. The cucumber crop should be protected with a fungicide that targets downy mildew. There are several fungicide options available: see.....

A visit to Biobest:

This is how your bumblebees and beneficials are made

PHOTO REPORT Recently we were welcomed by Biobest for a tour at their Belgian headquarters in Westerlo. Plant Operations Manager Ramon van der Kruijs was so kind to show us around and explain us about the importanceof the tiniestdetails to daily produce millions of highly efficient animals such as bumblebees,.....

Citrus greening spreads to Alabama, US

A highly contagious bacterial disease that seriously threatens the U.S. citrus industry has been found for the first time in Alabama.Federal and state plant officials confirm that citrus greening was found in leaf and insect samples at a home on Dauphin Island, according to a news release Tuesday from the.....

Which Biopesticides are available for use in U.S. greenhouses?

In Part 1 of this article, “What is a biopesticide?” MSU Extension reviewed the three categories of biopesticides in the U.S.: biochemical, microbials and plant-incorporated protectants. There are 299 biopesticide active ingredients registered by the Environmental Protection Agency (EPA), but only 40 of.....

Costa Rica reduces agrochemicals use

Costa Rica managed to reduce the number of agrochemicals used per area in agricultural activities, from 10.7 kilos of active ingredient per hectare in 2015 to 9.6 kilos per hectare in 2016, according to a report released by the State Phytosanitary Service (SFE).The entity noted that the decrease is even.....

UK: New EAMU ‘Luna Sensation’ generated for lettuce growers

A new Extension of Authorisation for Minor Use (EAMU) ‘Luna Sensation’ has been issued to help lettuce growers with the control of diseases including Botrytis cinerea and powdery mildew.Luna Sensation was included in SCEPTRE a four-year plant protection research programme and showed promising results on a.....

USDA invests $17.7 million in plant health and production workforce

The U.S. Department of Agriculture's (USDA) National Institute of Food and Agriculture (NIFA) announced 54 grants totaling more than $17.7 million for plant research that helps optimize crop production, mitigate disease, and increase yield on May 25, 2017. The funding is made possible through NIFA’s.....

UK: Management and control of spotted wing drosophila

A new AHDB factsheet outlines the threat posed by the spotted wing drosophila to the soft and stone fruit industries in the UK and offers guidance to growers on how best to monitor, manage and control it. Hard copies are free to AHDB Horticulture levy payers and dependent on your Associate package may be.....

Aussie plant biosecurity gets $21M tech injection

Australia is on track to adopt some of the most sophisticated plant pest surveillance technologies in the world after Horticulture Innovation Australia (Hort Innovation) secured a Federal Government grant and co-investor funding to deliver a $21M plant biosecurity push. Announced by the Australian Government.....

UK: Integrated approach key to controlling spotted wing drosophila

A new research programme designed to develop an integrated control strategy to help the UK fruit industry manage spotted wing drosophila has been announced.The four-year project, which started last month, is being funded by the Agriculture and Horticulture Development Board (AHDB), and led by NIAB EMR.It.....

ChemChina: 92.2 of Syngenta shares have been tendered

China National Chemical Corporation (ChemChina) today announced the provisional end results for ChemChina’s offer to acquire Syngenta. Based on preliminary numbers, at the end of the Additional Acceptance Period on May 24, around 92.2 percent of shares have been tendered.Further, as soon as permitted by law.....

US House rolls back pesticide restrictions

he U.S. House of Representatives today approved bipartisan legislation to eliminate an ''unnecessary, duplicative, and costly regulatory process" under the Environmental Protection Agency (EPA) for the approved use of pesticides.According to the House Committee on Agriculture, H.R. 953, the Reducing.....

3 steps to successful aphid biocontrol in sweet peppers

Pepper growers are well aware that aphid control is key to achieve high yields and good quality. In organic crops, it is an even more crucial element of the biological control programme.Step one. Use parasitoid wasps such as Aphidius colemani, Aphidius ervi and Aphelinus abdominalis. They typically play a.....

Syngenta redesigns Pest Patrol website for optimal user experience

Syngenta launched the redesigned Pest Patrol website (www.syngentaus.com/PestPatrol), enabling growers to access pest alerts on-the-go via a mobile site, as well as through an easier-to-navigate desktop site. Visitors can also subscribe to receive text message alerts when new updates from leading experts.....

US: Should Scotts Miracle-Gro stop selling Roundup?

Scotts Miracle-Gro is the exclusive marketer of Monsanto's herbicide Roundup. While the biotech is in the process of being bought out by Bayer, an acquisition that could see the agreement with Scotts cancelled, maybe the lawn and garden company should take the proactive step and end the partnership on its.....

Additional mechanisms to reduce foliar symptoms in iceberg lettuce

Verticillium wilt caused by Verticillium dahliae Kleb. is an economically damaging disease of iceberg lettuce on the Central Coast of California. Foliar wilting symptoms that manifest near or at peak market maturity (MM) lead to collapse of the head, making it unmarketable.Complete resistance to race 1 of.....

Understanding biology and genetics of Phytophthora rubi and P. fragaria

Demand for raspberries worldwide is at an all time high, worth an estimated £2 bn (UK £160 M). In the Northern Hemisphere, the Oomycete Phytophthora rubi thrives in relatively cold damp conditions causing root rot on raspberry. P.rubi is currently a poorly understood and understudied pathogen which is.....

US: Louisiana greenhouse tomatoes under attack

Tomato russet mite and tomato yellow leaf curl are attacking greenhouse-grown tomatoes in Louisiana.Tomato russet mites have cigar-shaped bodies with two pairs of legs and cannot be seen without the aid of a microscope, said LSU AgCenter “Plant Doctor” Raj Singh.“These tiny mites have piercing-sucking.....

Kuwait bans fruit and veg imports from three Arab countries

Kuwait has banned the importation of some vegetables and fruits from three Arab countries: Egypt, Jordan and Oman.The ban, issued by Kuwait's Minister of Trade and Industry, Khalid Al-Rawdhan, includes onion, guava and lettuce from Egypt and cauliflower and cabbage from Jordan and the islands of Oman.The.....

Certis Europe expands Eradicoat usage

Certis Europe has now received approval for its biorational product, Eradicoat, containing maltodextrin, for the control of white fly and spider mite in both protected and outdoor crops in the UK, Belgium, Netherlands and Ireland and for protected crops only in Spain and France. Applications are ongoing in.....

Australia: Predator bugs against tomato potato psyllid identified

The director of a commercial insectary says he may have found a solution to the damaging horticultural pest, the tomato potato psyllid.Lachlan Chilman is the managing director of Biological Services, a company that grows and supplies insects for biological pest control.Mr Chilman said he believes an insect.....

US: BioWorks launches new OMRI-Listed biofungicide for botrytis control

BioWorks has launched BotryStop, a new organic biological fungicide developed specifically for the control of pathogens such as Botrytis cinerea, Sclerotinia sclerotiorum and Monilinia spp. It is based on the naturally occurring non-pathogenic saprophytic fungus Ulocladium oudemansii (Strain U3) which.....

New Wageningen study:

In search for the perfect pest trap

Trap systems for catching insects in greenhouses and in the field are not as effective as they should be. The probable cause is that insects cannot see the current designs very well and do not land directly on these traps. Basic research is underway to pave the way for more effective trap systems and less.....

Tuta absoluta returns to Nigeria

The Gombe State Agricultural Development Project (ADP) says that the tomato pest, Tuta Absoluta, has seriously affected tomato harvests in three of the state’s 11 local government areas.Mr Abba Dreba, the Pest Control Officer of the ADP, told News Agency of Nigeria (NAN) in Gombe on Wednesday that the.....

Australia redoubles bee protection efforts

Australia’s busiest pollinators have received a boost after the official launch a multi-faceted effort to maintain the health of the nation’s bees along with the country’s $1.8 billion pollination-reliant horticulture and grain industries.Horticulture Innovation Australia, the Australian Honey Bee Industry.....

GM moths under development to quash cabbage and kale pest

A half-inch-long moth that devours kale, broccoli, and Brussels sprouts may not inspire the same fear as a Zika-carrying mosquito, but the two insects have something in common. Both are being genetically tweaked by UK-based biotech firm Oxitec.Oxitec wants to test a genetically modified version of the male.....

Brussels resumes talks on renewal of glyphosate authorisation

European commissioners gave their approval to "resume talks with the Member States on a possible renewal of the authorisation of glyphosate for 10 years," as pointed out by a spokesperson for the EU executive.The license for this controversial herbicide expired in the EU in the summer of 2016 and, due to the.....

May 22-26, Vienna

Austria: 3rd IAEA International Conference on Pest Management

Next week, Russell IPM will be exhibiting at the Third FAO–IAEA International Conference on Area-wide Management of Insect Pests: Integrating the Sterile Insect and Related Nuclear and Other Techniques.The purpose of the conference, which will take place in Vienna, Austria, between 22nd May and 26th May.....

Paving the way for biological crop protection in Asia

The adaptation of biological crop protection in Southeast Asia is taking off at a slow, but steady pace. According to Bram Koppert of Koppert Biological Systems, it requires some time, but it will develop. "Biological crop protection will eventually become very important here, for both conventional and.....

AHDB collaborate with EU minor use co-ordination facility

Authorisation for plant protection products requires a high-level of data and information. Niche speciality crops with a high economic value are usually categorised as “minor uses” and are of low economic interest to agricultural chemical companies, because of the lower areas grown. This leads to a lack of.....

US: EPA seeks comments on re-evaluation of pyrethroids

In the Federal Register of November 29, 2016, EPA announced the availability of and solicited public comment on the registration review draft risk assessments for a number of pesticide chemicals, including several pyrethroid insecticides listed in Table 1 of Unit II. and the herbicide linuron listed in Table.....

Rijk Zwaan presents solution against powdery mildew in peppers

The stand of Rijk Zwaan perfectly serves to illustrate the situation at the current edition of Infoagro Exhibition, and not only because its powerful image is the first thing that visitors see when going through the main door.Juan Ramón Rodríguez, Head of Marketing and Quality Control at Rijk Zwaan Ibérica,.....

US: Strawberry fruit infection risk high in Southeast

Infection risk for Botrytis rot, commonly known as gray mold, is high this week in North Carolina per the Strawberry Fruit Infection Risk Tool. With rain in the forecast, NC State Extension recommends a fungicide application if flowers and/or fruit are present and the last fungicide applications was more.....

Marrone Bio Innovations to market Jet-Ag fungicide/bactericide

Marrone Bio Innovations and Jet Harvest Solutions have entered into a master distribution agreement to market Jet Harvest’s Jet-Ag.Jet-Ag is effective against bacteria, mold and yeasts and can be used by growers to combat a wide range of plant pathogens to help reduce microbial levels and disease problems in.....

E-Gro alert by Josh Henry, Matt Bertone, and Brian Whipker:

Beware of tomato russet mites

Eriophyid mites are small, difficult to detect, and can cause major problems in a variety of crops. Damage caused by tomato russet mites is highlighted here.by Josh Henry (graduate student), Matt Bertone (NCSU PDIC), and Brian Whipker (Floriculture Specialist at North Carolina State University)Greenhouse.....

New race of downy mildew in lettuce Bl:33EU

The International Bremia Evaluation Board (IBEB) has officially designated a new race of downy mildew in lettuce: Bl:33EU.In November 2016, the IBEB met in Paris to evaluate the Bremia lactucae isolates found in Europe in 2016. Once again, many outbreaks of Bremia were caused by new Bremia races with only.....

UK: New advice to help tomato growers eradicate Pepino Mosaic Virus

Growers can help to eradicate Pepino mosaic virus (PepMV) by following new biosecurity recommendations.PepMV is one of the most economically important diseases of tomatoes and fruit infected with multiple strains of the virus experience more severe symptoms. As a result, steps must be taken to ensure, even.....

E-Gro report by Beth Scheckelhoff:

Identifying and mitigating herbicide contamination in the greenhouse

Herbicides applied off-site or within the greenhouse can significantly damage ornamental and edible crops. This article illustrates how greenhouse growers can identify, mitigate and prevent issues with herbicide contamination.by Beth ScheckelhoffOne of the most difficult situations greenhouse growers face is.....

CAN (QC): Thymox closes $4.6M Series B financing round

Thymox, the botanically-derived disinfectant, has announced the closing of a $4.6 million Series B financing round. The round was led by current investors, Cycle Capital Management and Desjardins Innovatech, and attracted new investors including Germain Benoit from Gercanoit. The funds will primarily be used.....

Health Canada shares results of MMJ pesticide tests

On February 7, 2017, following three recalls of medical cannabis related to the use of unauthorized pesticides, Health Canada announced that it would begin a series of unannounced inspections, including random testing of cannabis products from licensed producers to ensure that only registered pesticides are.....

Bayer to sell Liberty brands ahead of Monsanto takeover

Bayer has agreed to sell its Liberty herbicide and LibertyLink-branded seeds businesses to win antitrust approval for its acquisition of Monsanto, it said on Monday.The divestment of the two global brands, a requirement imposed by South Africa's Competition Commission on Sunday, will account for the bulk of.....

Agro-Star now exclusive Marrone distributor in Mexico

Agri-Star, a company of Albaugh, LLC group and a distributor of crop protection products in Mexico and Marrone Bio Innovations announced they have signed an exclusive agreement to distribute and market two MBI bioinsecticides, Grandevo and Venerate in Mexico. These advanced broad-spectrum bioinsecticides.....

Arysta LifeScience expands portfolio in Croatia, Slovenia and Macedonia

Arysta LifeScience recently expanded its BioSolutions, plant protection and plant growth regulator products offering for a variety of crops including fruits, vegetables and grapes in Croatia, Slovenia and Macedonia. Arysta also opened a new subsidiary in Zagreb, and has staffed its Adria Region operations.....

Isagro USA focuses on bio-solutions for crop production challenges

Isagro USA, Inc. is launching this year an ever-expanding bio-solutions portfolio designed to serve growers seeking to meet consumer demand for more bio-based and organic food production.“Building a dynamic portfolio of bio-based and organic crop protection and plant beneficial nutrient products has been our.....

Using wasps and gall midges for aphid control

Whether they are used in a preventive or a curative approach, parasitic wasps and gall midges are the cornerstone of a reliable aphid control strategy. For cucumber and gherkin growers, now is the time to act.Nature today is full of life. It is also time of the season for aphids, which are now starting to.....

IPM and its relation with agroecology

Amanda Williams contributed an interesting piece on Integrated Pest Management to the Growspan blog. In the article, she explains how the concept of IPM rests largely upon tenets of agroecology. "Agroecology is concerned with the ecological impact of industrial agricultural practices. It integrates a.....

Canada: Ontario calls for pollinator health research proposals

Ontario is continuing its work to protect pollinators and ensure a sustainable food supply, resilient ecosystems and a strong economy for the province by supporting innovative pollinator health research.The province is seeking proposals for honey bee health research projects, and will provide support for.....

Bejo lettuce varieties resistant to new Bremia race BL:33EU

On Monday, May 1, the International Bremia Evaluation Board for the EU (IBEB-EU) officially designated a new race of Bremia 33, also known as new downy mildew, in lettuce. Bejo announces that with only a few exceptions all of their varieties with resistance BL16-32 are resistant to Bremia BL: 33EU.The.....

Natural enemies tested in hightunnel raspberries

At the Tunnel Berries project, they released two commercially available (purchased from Koppert) natural enemies for whitefly control in the high tunnel raspberries: a predatory beetle, Delphastus catalinae, and a parasitoid wasp, Encarsia formosa. These are normally used in greenhouse production, but the.....

Neonicotinoid pesticide reduces egg development in wild bumblebee queens

New research published in the journal Proceedings of the Royal Society B has found that wild bumblebee queens are less able to develop their ovaries when exposed to a common neonicotinoid pesticide.The research was conducted by Dr Gemma Baron, Professor Mark Brown from the School of Biological Sciences at.....

June 26, Brussels

Towards a European Bee Partnership

EFSA is to co-host a scientific colloquium on bee health as part of the European Parliament’s Week of Bees and Pollination 2017.Registration is now open for the event, Collecting and sharing data on bee health: Towards a European Bee Partnership, which will take place in Brussels on 26 June 2017.Agnes.....

Insectivorous birds can help organic farmers

A growing body of experimental evidence suggests that birds play important roles as natural enemies in agricultural ecosystems. For example, a study conducted in Europe demonstrated the important services provided by Great Tits (Parus major) in apple orchards. Researchers experimentally added nest boxes to.....

Controlling strawberry fruit rots

Fruit rots in strawberry can cause significant losses if not recognized early and controlled. The use of good cultural practices such as keeping fields weed-free and promoting good drainage, long crop rotations, and preventative fungicide applications are critical.Pathogens such as anthracnose, gray mold.....

by Robert Leeming

"LED has potential to end use of pesticides in farming"

Research is proving that light produced by LEDs has the ability to speed up plant growth and improve the taste of fruit and vegetables. However, researchers in the United States are also proving that LED light is able to reduce disease in plants, a discovery that could, ultimately, lead to the redundancy of.....

UK: Control of strawberry powdery mildew under protection

This factsheet describes the symptoms and life cycle of strawberry powdery mildew and how it becomes established and spreads through crops grown under protection. It also provides guidance on management strategies to minimise the risk of damaging epidemics developing. Hard copies are free to AHDB.....

UK: New results on strains, symptoms and persistence of PepMV

Pepino mosaic virus (PepMV) is one of the most economically important tomato diseases in the UK. AHDB-funded project PE 025 utilised new molecular assays that can discriminate three PepMV strains in order to increase understanding of symptom severity and further examine disease persistence. This factsheet.....

Tools to guide strawberry disease management decisions

"All this wet weather will favor the main strawberry fruit rot diseases including Botrytis Fruit Rot (BFR) and Anthracnose Fruit Rot (AFR). BFR will be the main concern for most growers," writes Frank Louws, Center for IPM. "We have not consistently identified plant sources with the AFR pathogen. Hopefully,.....

Biocontrol in strawberry:

Now is the time to bring your swirskii army at fighting strength

In May and June growers may have to deal with a thrips peak. Preventative release of the predatory mite Amblyseius swirskii in combination with Nutrimite is an effective answer.Growers of everbearing strawberry varieties better bear in mind that the end of spring and the beginning of summer are ideal periods.....

South Australia extends restrictions to combat tomato potato psyllid

South Australian authorities will further restrict the movement of Western Australian horticultural produce in an effort to prevent the spread of tomato potato psyllid.The latest restrictions follow suit with New South Wales and Victorian restrictions to add a broad range of product line restrictions, in.....

Pest management strategies for sub-Saharan Africa

Control measures for the tomato leafminer, Tuta absoluta

A new review added to the Horticultural Science database this week focuses on management strategies for the tomato leafminer, Tuta absoluta, an insect pest which has spread from South America to the Mediterranean area, Europe, the Middle East and Africa with devastating consequences.The review, published in.....