My analysis comparing the evaluation of glyphosate, and glyphosate-based herbicide (GBH) genotoxicity by two key agencies — the U.S. EPA and IARC — was published January 15, 2019 in the peer-reviewed journal Environmental Sciences Europe. The full text of the open-access paper “How did the US EPA and IARC reach diametrically opposed conclusions on the […]
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Note to Hygeia Readers — Ford Baldwin is a weed scientist that has worked to promote integrated weed management systems in Arkansas over a long career. In fact, his contribution was recognized this year when he was inducted into the Arkansas Agriculture Hall of Fame. He has been deeply involved since 2016 in trying to […]
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The State of California is taking steps to restrict use of the insecticide chlorpyrifos over concerns it is “harming the brains of babies.” In temporary guidelines issued this week, the California Department of Pesticide Regulation recommends farmers discontinue use on most crops and increased the required spray perimeters for the rest. They also order a […]
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Troubling and significant declines in monarch butterfly populations in Florida have occured over the last 30+years, according to a research team from the McGuire Center for Lepidoptera and Biodiversity, part of the Florida Museum of Natural History. A paper by the FLA team was published this summer in the Journal of Natural History, and reports […]
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Much will be said about the EPA’s October 31, 2018 decision to extend for two more years the conditional registration of the three dicamba-based herbicides registered for post-emergence, “over the top” (OTT) applications on soybeans and cotton. The basics of the EPA’s decision are simple and not entirely meaningless in terms of reducing the extent […]
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AgPro reports that the first dicamba drift damage trials are on track to begin a year from now in October 2019. Several cases have been combined into a federal multidistrict litigation, and that case is moving forward in U.S. District Court in Missouri. The first case in this MDL to be heard will be that of […]
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Note to Readers: Steve Smith, Chairman and founder of the Save Our Crops Coalition and R+D Director of Red Gold (a major midwest tomato processor), has been actively engaged in the evolution and approval of dicamba-resistant crops. He has raised concern — and more recently alarm — over the damage done to non-target crops, trees, […]
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Over-the-top dicamba use on Roundup Ready Xtend soybeans and cotton will be allowed by EPA for up to two more years, with some additional use restrictions. This means farmers will be able to continue using the controversial new dicamba formulations XtendiMax, FeXapan, and Engenia that have damaged millions of acres of cropland, gardens, and other […]
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With neonicotinoid insecticides under fire for contributing to pollinator decline, Dow AgroSciences is pushing its sulfoxaflor insecticide as an alternative. As Environmental Health News reports, Dow applied to the EPA for an expansion of the registration of sulfoxaflor to allow use on “rice, avocados, residential ornamentals and at tree farms and greenhouses.” But, is this new […]
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The dicamba drift crisis continues to deepen, with worrisome coverage of the largely hidden (so far) toll of this herbicide on trees and vines, and wild landscapes. NPR’s Dan Charles has taken an in-depth look at dicamba’s impact on some “Prized Trees” throughout the Midwest and Midsouth, including 200 year old cypress in Tennessee (see the image to the […]
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