Nitrogen-fixing genes could help grow more food using fewer resources
Scientists have transferred a collection of genes into plant-colonizing bacteria that let them draw nitrogen from the air and turn it into ammonia, a natural fertilizer.
Scientists have transferred a collection of genes into plant-colonizing bacteria that let them draw nitrogen from the air and turn it into ammonia, a natural fertilizer.
Plants & Animals
Jan 15, 2020
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Researchers successfully built a gene drive to reduce female fertility in the mosquito that spreads malaria, but mutations gradually arose that blocked the spread of the new genes. Tony Nolan of Imperial College London, UK, ...
Biotechnology
Oct 10, 2017
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A Mississippi-based Agricultural Research Service (ARS) researcher has learned that using poultry litter as fertilizer can help cotton growers in the Southeast maximize profits.
Environment
Mar 17, 2017
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There are more chickens in the United States than people in the entire world. Raising huge numbers of chickens generates large quantities of waste. This waste includes feces, feather, and bedding materials—collectively ...
Environment
Oct 12, 2016
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Terrorists can manufacture bombs with relative ease, few aids and easily accessible materials such as synthetic fertilizer. Not always do security forces succeed in preventing the attacks and tracking down illegal workshops ...
Engineering
Oct 1, 2014
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Natural gas (methane) can be converted into hydrogen (H2), which is used in clean energy, synthetic fertilizers, and many other chemicals. The reaction requires water and a nickel catalyst. Methane and water molecules attach ...
Materials Science
May 1, 2014
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Nitrogen fertilizer applied to crops lingers in the soil and leaks out as nitrate for decades towards groundwater – "much longer than previously thought," scientists in France and at the University of Calgary say in a new ...
Environment
Oct 21, 2013
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As food security becomes an increasingly important global issue, scientists are looking for the best way to maintain the organic matter in soils using different methods of fertilization and crop rotation.
Environment
Oct 1, 2013
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Scientists at Washington University are undertaking an ambitious project to engineer tiny nitrogen-fixing devices within photosynthetic cells.
Environment
Aug 23, 2013
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A smart combination of different crops, such as beans and maize, can significantly cut the use of crop protection agents and at the same time reduce the need for fertilizers. Integrating ecological knowledge from nature with ...
Ecology
Apr 30, 2013
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