Crop Protection

New crop groups OK’d to help growers identify pest management tools

Two new crop groups have been added to the IR-4 Project Regulation of Crops, Crop Groups, Crop Subgroups and Crop Definitions. The additions will make it easier for growers of various herbs and spices to identify... more »

California studies drip applications for strawberries

Applying fungicides in strawberry via drip irrigation may become the standard in protecting the fruit from its many soil, fruit and foliar diseases. A new study from the University of California Agriculture and Natural Resources... more »

Mating disruption studied for control of San Jose scale

San Jose scale has been traditionally controlled by pesticides and dormant oils, but increased pressure is giving researchers reason to look at mating disruption as an alternative control. Michigan State University’s (MSU) Larry Gut, an... more »

$70M goes to boost infrastructure for pest detection, surveillance

The USDA is allocating more than $70 million to support 383 projects under the Plant Protection Act’s Section 7721 program to strengthen the nation’s infrastructure for pest detection and surveillance, identification, threat mitigation, to safeguard the... more »

Michigan order extends pesticide applicator credentials until June

A new emergency rule filed on Dec. 30 by Michigan Department of Agriculture and Rural Development (MDARD) Director Gary McDowell extended pesticide applicator credential expiration dates as part of the state’s continued COVID-19 response. Applicators... more »

Biological control of brown marmorated stink bug targeted by samurai wasp

A tiny wasp, about as big as a sesame seed, that lays its eggs into the eggs of stink bugs is the most promising biological control agent against the brown marmorated stink bug. Originating from the... more »

WSU researchers studying spread of red blotch virus in vineyards

Grapevine red blotch disease spreads through vineyards and blotches leaves, shrinking wine and juice grape harvests. Researchers at WSU’s Ste. Michelle Wine Estates Wine Science Center are studying how and why the grapevine red blotch... more »

Submit comments by Jan. 4 regarding fungicides under review by EPA

Difenoconazole, fenbuconazole, ferbam, thiram, and ziram are all under a draft risk assessment in the EPA’s registration review process. The deadline to submit comments to support keeping each of these fungicides registered for use is... more »


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