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WSU News pesticide

Training, info sessions address changes in pesticide handling

pesticides-signPUYALLUP, Wash. – Pesticide handlers must be trained annually and training records maintained starting in January, according to recent changes in the federal Agricultural Worker Protection Standard (WPS). Many resources are available to employers to meet the requirements, said Catherine H. Daniels, Washington State University Extension pesticide specialist at WSU Puyallup. » More …

Study: Neonicotinoid pesticides pose low risk to honey bees

By Maegan Murray, WSU Tri-Cities

RICHLAND, Wash. – While neonicotinoid pesticides can harm honey bees, a new study by Washington State University researchers shows that the substances pose little risk to bees in real-world settings. » More …

Tri-Cities professor presents contrasting science about pesticide

By Maegan Murray, WSU Tri-Cities

Felsot-mugRICHLAND, Wash. – A Washington State University Tri-Cities professor intends to “clear the air” of misconceptions surrounding the controversial herbicide Roundup when he speaks at ecology and pesticide workshops in Chile next month. » More …

Fighting tulip weeds, diseases with cover crops

By Cathy McKenzie, WSU Mount Vernon

Skagit-Valley-tulipsMOUNT VERNON, Wash. – Rotating cover crops in tulip fields shows promise for fighting disease in the economically important flower bulb, according to early research findings at the Washington State University research center in Mount Vernon. » More …

Pesticide linked to three generations of disease

By Becky Phillips, University Communications

SkinnerPULLMAN, Wash. – Washington State University researchers say ancestral exposures to the pesticide methoxychlor may lead to adult onset kidney disease, ovarian disease and obesity in future generations. » More …

When 1 + 1 equals 100

Stark

Garden-variety pesticides add up to more than the sum of their parts when it comes to attacking the nervous systems of salmon, a newly published study finds.

 

Scientists at WSU and the National Oceanic and Atmospheric Administration Fisheries Service analyzed combinations of various pesticides to learn how they would affect juvenile salmon. Previous studies have tested pesticides individually to establish levels lethal to fish.

 

“We need to design new research that takes into effect the real-world situation where pesticides almost always coincide with other pesticides,” co-author Nathaniel Scholz, a research zoologist at the NOAA … » More …