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Crop Protection

Controlling aphids with Eupeodes-System

Growers of protected vegetables, fruit and ornamental crops have a new weapon against aphids. Biobest launches the Eupeodes-System from the beginning of June. The hoverfly Eupeodes corollae boosts aphid control. “With the increasing loss of chemical crop protection products, Eupeodes-System is set to…

Almeria, Spain

Biostimulant trial achieves increasing the production yield of zucchini

The Brandt Europe company, a subsidiary of the American company that is an agricultural leader for Europe, the Middle East, and Africa, has managed to increase the production yield of zucchini by one to two kilos per square meter using two biostimulant solutions. The trial, which was carried out on a…

Sticky traps and Thripher play key role as temperatures soar

As temperatures soar in Turkey, the Middle East and Central Asia, IPM and pollination specialist Kenan Kütük (Biobest Turkey) urges sweet pepper and cucumber growers to remain vigilant, checking sticky traps regularly to monitor pest levels – particularly thrips and whitefly.   “To optimise control programmes, by…

Scott Ledger explains benefits in an interview

The benefits of temperature monitoring in fresh produce supply chains

Ensuring consistent quality of fresh produce on arrival at export market retail stores is important to all export supply chains. Scott Ledger, Export and Quality Manager with…

Biobest

Asperello T34 Biocontrol now available in Canada

Biobest Canada announced that PMRA has granted the label expansion of Asperello T34 Biocontrol. Until now Asperello was only approved for use in greenhouse ornamentals, in Canada. Asperello T34 Biocontrol contains the fungus Trichoderma asperellum strain T34. It can be applied preventatively by growers…

ICAR-IIHR

India: Tomatoes in Maharashtra infected with plethora of viruses

A variety of viruses are to blame for the ongoing early ripening of tomatoes in Maharashtra, a report released by the Indian Institute of Horticulture Research (IIHR) Bengaluru stated. The disease, which was first reported in tomato-growing zones of Satara, Ahmednagar and Pune, had resulted in farmers…

Clemson University

US: Southern bacterial wilt is affecting Louisiana vegetable growers

Louisiana vegetable growers are beginning to see problems from southern bacterial wilt. This phenomenon is one of the most serious diseases of garden crops including tomatoes,…

Biobest to launch Crop-Scanner

New Crop-Scanner app for efficient biological crop protection

The new app Crop-Scanner from Biobest unlocks fast and accurate scouting for growers to deliver improvements in overall IPM performance. Enabling growers and their Biobest advisors to closely follow pest outbreaks in crops online, this innovative app is set to significantly improve the remote provision…

Agriculture Director at McCain Foods Australia/New Zealand:

‘Take R&D to the next level to combat tomato potato psyllid’

Agriculture Director at McCain Foods Australia/New Zealand John Jackson has witnessed the destruction caused by the tomato potato psyllid (TPP) and the bacterium it carries…

Powdery mildew prediction tool gives real boost to UK strawberry industry

Experts at the University of Hertfordshire, in collaboration with Agri-tech Services, have created a web-based, real-time system for calculating when to use fungicides to control the growth of strawberry powdery mildew. Strawberry powdery mildew is caused by the fungus Podosphaera aphanis and it attacks…

Optimizing biological control agents for controlling nematodes of tomato in Egypt

Tomato is a major vegetable crop in Egypt and worldwide. Yet, many plant-parasitic nematodes (PPNs), especially Meloidogyne spp. and Rotylenchulus reniformis are a devastating threat to tomato cultivation in Egypt. A new review addresses their biology, ecology, and economic importance from the standpoint…

Everything still begins with Swirski

The generalistic predatory mite Amblyseius swirskii is a good protector for growers around the world. "The fact that Swirskii is so popular should not surprise you," says Tim Bossinga. The Product Manager has taken his time to point out what the power of Swirskii actually is. "The predatory mite is…

Spain

Andalusia sets the requirements to access subsidies for losses caused by ToBRFV

The Andalusian Ministry of Agriculture published in the Official Gazette of the Andalusian Board (BOJA) the requirements to access compensation for losses caused by the Tomato…

Research at WUR:

Asperello leads the field in biological control of Pythium in cucumber crops

The biological fungicide Asperello T34 Biocontrol is an effective control for Pythium, as shown by new research performed by Dr Marta Streminska, from the Wageningen University & Research Greenhouse Horticulture & Flower Bulbs Business Unit. In this study, which compared the effectiveness of eight…

30MHz

Synergy with the grower

The work of crop advisors or consultants is often an underexposed subject in horticulture. Especially now, this line of work cannot be envied. The usual visits to greenhouses take place partly in a different form and going abroad is not possible at the moment. This is an interview with Peter van Os of VAN OS research, by 30MHz.…

Tripurari Pandey

Indian growers fear ToBRFV outbreak

With about 60% of standing rabi tomato crops being decimated in the last 10 days in key growing areas of Phaltan, Satara, Narayangaon, Nasik and Ahmadnagar by an unidentified virus reported for the first time in India, it is going to be a very difficult scenario for the vegetable seed industry in…

Grow food, not pests: Some common (and uncommon) greenhouse pests

About the furthest thing from anyone’s mind starting out in greenhouse or high tunnel production is pest management, given all the other issues that understandably take precedence. However, waiting in the wings are pest insects and mites easily capable of destroying a crop (or rendering it unmarketable,…

Determining ion toxicity in cucumber under salinity stress

Cucumber, an important vegetable crop, is sensitive to NaCl. Its salinity tolerance can be improved by grafting onto pumpkin rootstocks, which restricts the uptake of Na+, but not of Cl−. Although Na+ seems to be more toxic than Cl− in cucumber, tissue tolerance to Na+ and Cl− is still unclear. In a…

New dataset helps tomato growers reduce spread of bacterial canker

Bacterial canker of tomato is a disease that can lead to significant losses in greenhouse and field production systems. This disease is caused by the bacterial pathogen…

In South Carolina, invasive hornet uproar is much ado about nothing

A two-inch-long insect found dead six months ago on the other side of our continent has become the media’s latest cause celebre. But among the scientists who deal with invasive pests, the bigger problem isn’t the hornet, it’s the hysteria. “The chances that Asian Giant Hornets are in South Carolina are…

Wilbur-Ellis begins semi-exclusive distribution of Vestaron's Spear-Lep

Wilbur-Ellis, in cooperation with Vestaron, announced a distribution agreement to semi-exclusively distribute Spear-Lep, a bioinsecticide manufactured by Vestaron. Spear-Lep is a peptide-based bioinsecticide that has the safety profile of a biological product, but with the efficacy and specificity of a…

US (NC): Scientists develop spray to help honeybees fight mites

Honeybees pollinate crops from blueberries in Maine to almonds in California and are one of the most important pollinators in North Carolina.  by Allan Maurer As a result, a global decline in honeybee populations during the past few decades has become a serious environmental concern. Now, researchers at the…

biofungicide BioFun launched

"Novel mode of action to address increasing fungicide resistance"

Belgium food and crop protection company Biotalys today announced the results from more than 100 field trials with its first biofungicide, BioFun-1, which is on track to launch in the United States in 2022, followed by global market introductions. Developing a new generation of protein-based biocontrol…

Aphidoletes an important weapon against aphids

“For growers of organic glasshouse-grown vegetable crops, the gall midge Aphidoletes-System has become the backbone of their aphid programme,” says Gert-Jan De Vast, Technical advisor of Biobest. “If these growers had to choose one beneficial insect they wouldn't be without, the majority would…

Beneficial Insectary

Beneficial Insectary debuts instructional release videos in English and Spanish

Beneficial Insectary’s IPM team has made use of the downtime thanks to COVID-19 by working on digital content for their customers. Over the last year, they have released a series of instructional videos for using their organisms on the Beneficial Insectary YouTube channel. This week, B.I. debuts…

Forging the way in residue free strawberries

Established in 1998, EARL de Campan is a member of the GIE les maraichers du Mirail producer group. Strawberries are a key crop and the company devotes 1 ha to spring variety Gariguette, as well as 1.2 ha to two main crop varieties - Clery and Charlotte. An everbearer, Gariguette delivers a second flush…

Andermatt Biocontrol

Emergency approval for Tutavir in Greece and Cyprus

The emergency registration of Tutavir has been granted in Greece and Cyprus for the use against tomato leafminer (Tuta absoluta) in tomato production. In recent years, Tuta aboluta has become a serious problem for tomato growers worldwide. The control of tomato leafminer is made more difficult by the…

how plants defend against high light:

Photoprotection visualised

The CambPlants Hub presents work from the Kromdijk Lab, located in the Department of Plant Sciences at the University of Cambridge. This is a condensed version of the work that was to be presented at Cambridge Science Festival in March 2020. In this video researchers from the Kromdijk Lab explore how plants are affected by and…

US (WA): WSU scientists enlist citizens in hunt for giant, bee-killing hornet

More than two inches long, the world’s largest hornet carries a painful, sometimes lethal sting and an appetite for honey bees. It is also the newest insect invader of Washington state. The Asian giant hornet, Vespa mandarinia, is unmistakable, said Susan Cobey, bee breeder with Washington State…

A nose for trouble

A study published in Scientific Reports by researchers from Macquarie University Applied BioSciences reveals that Queensland Fruit Fly (Q-fly) can detect the presence of potential predators by smell. Incredibly, the study also found that Q-fly modify their behaviour based upon this detection, adopting predator-specific…

Palestine, Germany, United Kingdom, Israel, Jordan, Italy  and Mexico

Egyptian ToBRFV isolates share over 92% identity with global isolates

In June 2019, leaf samples from hybrid tomato were collected from four regions in Fayoum and Ismailia Governorates, Egypt. Twenty samples were collected from plants with viral symptoms and nine from asymptomatic plants. The diseased samples had mosaics, deformation and necrosis on the leaves (Fig. 1),…

ANBP

Dr. Clive Stinson honored with 2019 ANBP Award of Excellence

Every year, ANBP recognizes an individual who has made, or is making, extraordinary contributions to the field of augmentation biological control and/or its use in integrated pest management. This year the recipient for the award is Dr. Clive Stinson, Head of Production, Beneficial Insectary, Redding,…

Ugandan growers alarmed as locusts adapt to spraying

Scientists are warning that locusts have become more adept at beating measures meant to eliminate them. A new breed of insects has developed adaptations such as hiding under…

"Nutrients and plant resilience? A very simple mechanism"

Growers are slowly beginning to realize just how important the right nutrients are to the resilience and health of crops. It demands a shift in thinking, from curative to preventative. Dutch consultant Plant Health Mark van der Werf of Koppert Biological Systems hopes that this new way of thinking will…

UK: Crop Protection Association appoints Dave Bench as new Chief Executive

The Crop Protection Association (CPA) has announced the appointment of Dave Bench as its new Chief Executive. Dave joins the CPA from the Government’s Health and Safety Executive (HSE) where he was Director, EU Exit – Chemicals. Dave brings a wealth of public sector experience, having worked in a range…

Robots weeding organic farms and patrolling for greenhouse pests

Robots that use artificial intelligence to recognise the health of fruit and vegetable crops and when they’re ready to harvest are being trialed to help small, organic and greenhouse farmers with weeding and patrolling for pests. These robots can take on arduous tasks and help farmers save time. By…

Protect your tomato crop against 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…

With this predatory mite, tomato growers keep spider mite under control

The predatory mite Phytoseiulus-System is an effective control for spider mite (Tetranychus urticae). In tomato crops, as the pest is more persistent than ever, growers are increasingly opting for biological solutions, says Biobest advisor, Nick Nagels.  While the range of chemical actives against spider mite…

Wild tomato resistance to bacterial canker has implications for commercial tomato industry

Bacterial canker of tomato is a disease that leads to wilt, cankers, and eventually death. The disease was first discovered in Grand Rapids, Michigan, in 1909, but annual outbreaks now affect tomato production areas worldwide. For some farmers, bacterial canker can be devastating and spoil an entire…

Strawberry growers benefit from using bumblebees

Mother Nature is awakening early this year due to the high daytime temperatures. Strawberry growers cultivating in tunnels are already ordering bumblebees from Biobest. Ordering in good time ensures availability. Biobest offers bumblebee hives in various sizes, depending on the length of the tunnels. The…

Growers deploy nematodes to defeat vine weevil

With the EU ban on thiacloprid products such as Exemptor, Biscaya, Calypso, growers are increasingly turning to beneficial nematode control in their fight against black vine weevil (Otiorhynchus sulcatus).  Uniquely offering both contact and systemic action, many growers were heavily reliant on thiacloprid…

Identifying and controlling leaf mold in high tunnel & greenhouse tomato production

Leaf mold occasionally appears in high tunnel or greenhouse tomato production in New Jersey. However, under ideal conditions the disease will develop in field-grown crops. The fungus will cause infection under prolonged periods of leaf wetness and when relative humidity remains above 85%. If relative…

Identifying and controlling botrytis in high tunnel and greenhouse tomato production

Botrytis, or gray mold, caused by the fungus, Botrytis cinerea, can cause significant losses in high tunnel and greenhouse tomato production if not controlled properly. The pathogen can rapidly spread during periods when structures are closed and when relative humidity remains high for long periods of…

Keeping thrips under control

Thrips can cause severe problems for growers in many crops. Combatting this pest is therefore an important focal point in the field of biological control. Koppert has developed a whole range of products to help you tackle thrips. You don't have to go into battle alone! When tackling a pest such as thrips, it is vital to work…

Protect hives in greenhouses from ants

A safe and effective way to prevent ants from invading bumblebee hives is to use a sprayable glue, MaxLock, as a physical barrier. MaxLock acts as a deterrent and glue. Ants…

Identifying white mold in greenhouse & high tunnel tomato production

White mold, or timber rot, is caused by the soil-borne fungal pathogen, Sclerotinia sclerotiorum. The photo below shows a high tunnel tomato plant with main stem infected by white mold. Over time the entire plant will slowly collapse looking similar to a wilt or root rot pathogen as the water supply is…

Brandt Europe launches Manni-Plex Calcium

"Controlling blossom end rot in California peppers"

Brandt Europe, a subsidiary of the US agricultural company for Europe, the Middle East, and Africa, has developed a nutritional solution to control the appearance of blossom…

"Now is the time to scout for two-spotted mite in cucumbers"

To get two-spotted mite control off to the best start, it is important to begin scouting and monitoring as soon as possible, says Pascal Briand, IPM and pollination specialist at Biobest. “The overall success of the biological control strategy is directly linked to the quality of monitoring,” he says.…

ToBRFV find on Egyptian import tomatoes in the Netherlands

The Tomato brown rugose fruit virus (ToBRFV) has been found in the Netherlands on imported tomatoes from Egypt. This is evident from the latest update of the international…

US (MA): More insects spotted in the greenhouse

Based on greenhouse monitoring in the past week, UMass Extension's Greenhouse Crops and Floriculture Team with Jim Mussoni, Private IPM Scout, report the following: Twospotted…

Combating fungicide use and food waste

Ultraviolet irradiation could kill mold on strawberries

After purchasing, strawberries are quite susceptible to gray mold, caused by the fungal pathogen Botrytis cinerea. Other common fungal diseases of strawberry include powdery…

Tomato ringspot virus is absent from Serbia

The NPPO of Serbia recently confirmed the absence of Tomato ringspot virus from its territory. In the 1970s, the presence of ToRSV had been reported by Jordović et al. (1973) on raspberry. However, the NPPO explained that the virus had been detected on two imported varieties which were destroyed after…

First report of ToBRFV infecting sweet pepper in Italy

In January 2020, about 85% of a red sweet pepper (Capsicum annuum) crop in a greenhouse located in Ragusa province (Sicily, Italy) showed virus-like symptoms. Symptoms consisted of a slight mosaic and discoloration of young leaves, vein clearing on young leaves, browning of the stem with strong necrosis…

New product for biological control in cucumber

The biological fungicide Asparello T34 Biocontrol is an effective control for Pythium, as shown by new research performed by Dr Marta Streminska, from Wageningen University & Research Greenhouse Horticulture & Flower bulbs business unit. In this study, which compared the effectiveness of eight different…

The Syrian refugee who developed virus-resistant super-seeds

Plant virologist Dr Safaa Kumari discovered seeds that could safeguard food security in the region – and risked her life to rescue them from Aleppo. Kumari’s seeds are resistant to the climate-fuelled viruses that have destroyed crops of pulses in the region. The call came as she sat in her hotel room.…


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