News tagged with soil organisms

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
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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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No-till farming improves soil stability

A joint Agricultural Research Service (ARS)-multi-university study across the central Great Plains on the effects of more than 19 years of various tillage practices shows that no-till makes soil much more stable than plowed ...

May 11, 2010
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ARS Explores Ways to Keep Carbon in the Soil

(PhysOrg.com) -- Agricultural Research Service (ARS) scientists are testing out alternative ways of tilling the soil and rotating crops to see if they can help wheat farmers in Oregon sequester more carbon ...

Dec 03, 2009
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