News tagged with surface soil

Wood chips help curb nitrate leaching

(PhysOrg.com) -- Wood chips can significantly stem nitrate flow from crop fields into the surrounding watershed, according to a U.S. Department of Agriculture (USDA) study.

dateFeb 20, 2012 in Ecology
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Planting depth's effect on container-grown trees

Many landscape trees are started in-ground, then sold as bare-root ''liners'' to producers who plant them in large containers to grow. To minimize wind damage and to facilitate transport from potting areas ...

dateNov 17, 2011 in Ecology
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Corn gluten meal tested on squash survival, yields

Corn gluten meal, a powdery byproduct of the wet-milling process of corn, has shown important potential for use as an organic, non-selective preemergence or preplant-incorporated herbicide. A team of researchers from the ...

dateMar 17, 2011 in Ecology
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Digging deep for ways to curb ammonia emissions

Dairy farmers can greatly reduce ammonia emissions from their production facilities by injecting liquid manure into crop fields below the soil surface, according to research by the U.S. Department of Agriculture (USDA).

dateSep 28, 2010 in Ecology
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