News tagged with soil organisms

Mutant microbes test radiation resistance

Early Earth lacked an ozone layer to act as a shield against high-energy solar radiation, but microbes flourished by adapting to or finding other forms of protection from the higher ultraviolet radiation levels. ...

Mar 24, 2011
5 / 5 (2) 1 | with audio podcast

Keeping carbon in check

Researchers developed a comprehensive technique to monitor changes in organic carbon found in soil over large areas of land. The team of scientists, including Cesar Izaurralde and Tristram West at Pacific ...

Mar 11, 2011
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Viking landers did detect organics on Mars

(PhysOrg.com) -- In 1976 the NASA Viking landers took samples of soil on Mars and tested them for signs of organic carbon. A reinterpretation of the results now suggests the samples did contain organic compounds, ...

Jan 06, 2011 report
4.5 / 5 (52) 33 | with audio podcast

Soil nutrient management for organic production

Organic producers are faced with somewhat different challenges in maintaining their soil nutrient levels than are conventional producers. The new Montana State University Extension bulletin Soil Nutrient Management on Organic ...

Dec 03, 2010
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Farmers, ranchers served by stream bank biodiversity

On farms and rangelands in Yolo County, Calif., the stream and canal areas with the greatest variety of plants and soil organisms have the healthiest soil and least pollution potential, according to a novel ...

Oct 13, 2010
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Keeping nitrogen in the soil and out of the water

(PhysOrg.com) -- Nitrogen is important for optimal crop production, but can be lost to leaching as nitrate. High amounts of nitrate in drinking water can be harmful to people, especially infants and pregnant women. While ...

Jun 11, 2010
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