News tagged with phosphorus

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Grazing management effects on stream pollutants

Surface water quality is important for the proper function of aquatic ecosystems, as well as human needs and recreation. Pasturelands have been found to be major sources of sediment, phosphorus and pathogens in Midwest surface ...

dateJul 21, 2011 in Environment
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Analyzing agroforestry management

The evaluation of both nutrient and non-nutrient resource interactions provides information needed to sustainably manage agroforestry systems. Improved diagnosis of appropriate nutrient usage will help increase yields and ...

dateJun 28, 2011 in Environment
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Oxygenation and life in the Baltic Sea

Can you bring something back from the dead? Scientists in Sweden say that if it's at the bottom of the sea and oxygenation is present, you can. Oxygenation gives ecosystems the boost they need to come to life ...

dateMay 17, 2011 in Environment
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Study probes sources of Mississippi River phosphorus

In their eagerness to cut nitrogen and phosphorus pollution in the Mississippi River and Gulf of Mexico, people have often sought simple explanations for the problem: too many large animal operations, for instance, or farmers ...

dateMay 06, 2011 in Environment
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Unsung bedrock of prosperity

Modern agriculture would be inconceivable without phosphate fertilizers - and it needs more and more of them. Experts warn of an imminent phosphorus shortage. But not Roland Scholz from the Institute of Environmental ...

dateApr 18, 2011 in Environment
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Improve crop yield by removing manure solids

Manure has long been used as a crop fertilizer, but the challenge of finding an efficient use of the nutrients found in manure is ever present. The ratio of nitrogen to phosphorus in manure is low in relation to the nutrient ...

dateMar 29, 2011 in Environment
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Helping feed the world without polluting its waters

(PhysOrg.com) -- A growing global population has lead to increasing demands for food. Farmers around the world rely, at least in part on phosphorus-based fertilizers in order to sustain and improve crop yields. But the overuse ...

dateFeb 03, 2011 in Environment
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