Organic farmers have to make hard choices between protecting soil from erosion and controlling weeds. For example, large-scale organic farming relies heavily on tillage. Tilling breaks up the soil to kill weeds and prepare ...
Environment
Mar 1, 2017
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The Environmental Protection Agency has proposed more than doubling the number of states allowed to use a new version of a popular weed killer on genetically modified crops despite its earlier concerns.
Biotechnology
Nov 3, 2016
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Following the phase out of methyl bromide, scientists continue to explore effective, viable, and more sustainable options for vegetable crop production. Among nonchemical alternatives, anaerobic soil disinfestation (ASD) ...
Ecology
Aug 25, 2016
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Atrazine has been very good at killing weeds in corn fields for more than 50 years. But some of the properties that make it a successful herbicide, such as its persistence in the soil and ability to be transported in water, ...
Ecology
Jul 19, 2016
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Blackgrass is a problem weed in UK agriculture, but a new technique may help farmers to combat its resistance to herbicides. Application of a smoke particle solution called 'smokewater' has been found to cause blackgrass ...
Ecology
Jul 6, 2016
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Imagine that weeds were left to grow uncontrolled in corn and soybean fields across North America. That scenario would cut U.S. and Canadian yields by about 50 percent, resulting in $43 billion in annual economic losses to ...
Ecology
May 17, 2016
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Colombia will resume using weed killer to destroy illegal coca crops less than a year after suspending its use due to cancer concerns.
Ecology
Apr 18, 2016
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Herbicide-resistant weeds are becoming increasingly common in agricultural landscapes. Existing methods for confirming herbicide resistance require knowledge of the genes responsible for target-site resistance, but this information ...
Ecology
Apr 8, 2016
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Some herbicides are more effective when applied at noon compared to early morning or late evening applications, according to data from the University of Tennessee Institute of Agriculture.
Environment
Feb 22, 2016
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As population growth, greater food consumption, competition for land use, and climate change pose challenges to world food production, managing loss of crop due to pests and weeds becomes increasingly important. While chemical ...
Mathematics
Feb 9, 2016
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