(PhysOrg.com) -- The arid conditions in the southwestern United States make restoring degraded rangelands extremely difficult, but a U.S. Department of Agriculture (USDA) scientist has found a way to help native grasses survive ...
Ecology
Jan 12, 2012
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Farmer trainers should be selected based on their interest and ability to teach others rather than on their successes in implementing farming techniques, shows a new study led by Steve Franzel, a scientist at the World Agroforestry ...
Environment
Nov 15, 2011
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The nontimber forest products industry has been growing rapidly since the mid-1980s, contributing billions of dollars to the U.S. economy annually. Examples of nontimber forest products (NTFP) include edibles such as fruits ...
Plants & Animals
May 4, 2009
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Coffee shrubs, both in themselves and because they are most often cultivated in the shade of large trees, can have a positive impact on plant and animal diversity in those parts of the landscape that are deforested and dominated ...
Feb 19, 2009
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