News tagged with soil aggregation
Impact of floods on soils
Apr 08, 2009 |
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A recent study conducted in the Midwestern United States examined the effects of harsh wet conditions on both cultivated and uncultivated soils, vastly advancing the knowledge of water's effects on aggregation. Soil aggregation ...
Search results for soil aggregation
It's not just dirt!
Nov 25, 2009 |
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Soil is the linchpin of the environment, where atmosphere, biosphere, and hydrosphere meet. Despite that, many students see soil as "just dirt" - a place to grow plants, but nothing more. Soil science educators are challenged ...
Chemical from Soil Bacteria Shows Potential Neuron Toxicity; Has Possible Parkinson's Implications
Medicine & Health / Neuroscience
Oct 06, 2009 |
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(PhysOrg.com) -- A chemical produced by common soil bacteria may kill neurons that produce dopamine, according to an article authored by University of Alabama researchers publishing Oct. 6. Dopamine neuron demise leads to ...
Understanding Why Rye Works as a Cover Crop
Oct 19, 2009 |
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(PhysOrg.com) -- Agricultural Research Service (ARS) scientists may soon find a way to enhance the weed-killing capabilities of a cereal grain that enriches the soil when used as a winter cover crop.
Biofuel from Corn Stover
Sep 22, 2009 |
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(PhysOrg.com) -- How much corn crop residue, or stover, can be removed for biofuels without harming soil? An Agricultural Research Service (ARS) study of a 10-mile circle around the University of Minnesota’s ...
Answering that age-old lament: Where does all this dust come from?
Oct 28, 2009 |
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Where does it come from? Scientists in Arizona are reporting a surprising answer to that question, which has puzzled and perplexed generations of men and women confronted with layers of dust on furniture and ...
Studying Fertilizers to Cut Greenhouse Gases
Nov 18, 2009 |
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(PhysOrg.com) -- Agricultural Research Service (ARS) scientists have found that using alternative types of fertilizers can cut back on greenhouse gas emissions, at least in one part of the country. They are ...
Reducing Agriculture's Climate Change Footprint
Nov 04, 2009 |
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(PhysOrg.com) -- Curbing greenhouse gas emissions from cultivated fields may require going beyond cutting back on nitrogen fertilizer and changing crop rotation cycles, according to research by Agricultural ...
3 questions: Ben Weiss discusses what a wet moon might mean
Space & Earth / Space Exploration
Sep 30, 2009 |
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Last week, NASA and other agencies announced results from instruments aboard three different spacecraft which all indicate that there is water present in the surface soil, or regolith, of the moon. Although ...
Help students think like soil scientists
Sep 28, 2009 |
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Emphasizing cross-disciplinary concepts in teaching soil science courses, such as mass-volume relationships, can help undergraduates learn real-world, problem-solving skills that are crucial to their success in soil science ...
'Soil dipstick': A thermometer for the Earth
Space & Earth / Earth Sciences
Oct 01, 2009 |
2.6 / 5 (5) |
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According to climate change experts, our planet has a fever -- melting glaciers are just one stark sign of the radical changes we can expect. But global warming's effects on farming and water resources is still a mystery. ...
List of search results for soil aggregation
