Herbicide-resistant weeds have fueled a growing demand for effective, nonchemical weed controls. Among the techniques used are chaff carts, impact mills and other harvest-time practices that remove or destroy weed seeds instead ...
Plants & Animals
Mar 2, 2021
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6
Conventional crop-spraying with herbicide to kill weeds among a crop wastes a lot of the herbicide and raises environmental concerns. A smart crop sprayer might identify weeds growing through the crop and spot spray only ...
Biotechnology
Feb 26, 2021
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9
From flooded spring fields to summer hailstorms and drought, farmers are well aware the weather is changing. It often means spring planting can't happen on time or has to happen twice to make up for catastrophic losses of ...
Ecology
Feb 9, 2021
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3
In recent years, jungle rice has become a significant problem in dicamba-resistant cotton and soybean crops. In Tennessee, for example, growers routinely find populations of the weed that escape applications of dicamba plus ...
Plants & Animals
Dec 15, 2020
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10
A new polymer-based, solid-state transistor can more sensitively detect a weed killer in drinking water than existing hydrogel-based fluorescence sensor chips. The details were published in Chemistry–A European Journal.
Biochemistry
Dec 1, 2020
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93
Urban legends about the origins of canal grass in Panama abound, but the Smithsonian has new evidence that puts the question to rest. Canal grass is an invasive weed, native to Asia. Because its tiny seeds blow in the wind, ...
Plants & Animals
Dec 1, 2020
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5
For vegetable growers, weeds can mean lost income from reduced yield and foreign plant matter contaminating the harvest. But for many crops, particularly vegetable legumes, weed management options are very limited.
Environment
Oct 13, 2020
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6
When it comes to new botanical discoveries, one might imagine it's done by trudging around a remote tropical rainforest. Certainly, that does still happen. But sometimes seemingly familiar plants close to home hold unexpected ...
Plants & Animals
Sep 25, 2020
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3
Entire wildlife areas have been destroyed and endangered populations of animals gravely depleted by wildfires burning in Eastern Washington.
Ecology
Sep 16, 2020
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18
Wild radish is a major weed afflicting Australian cereals, accounting for $53-72 million per year in crop losses. Now, Australian researchers are shedding light into an innovative molecular approach that, used in conjunction ...
Plants & Animals
Jul 6, 2020
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