News tagged with phosphorus fertilizer
Researchers assess effects of a world awash in nitrogen
Humans are having an effect on Earth's ecosystems but it's not just the depletion of resources and the warming of the planet we are causing. Now you can add an over-abundance of nitrogen as another "footprint" humans are ...
Dec 15, 2011 |
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Strip-till improves nutrient uptake and yield
The practice of deep banding fertilizer is growing in popularity as more growers turn to strip-till. However, this method may be costing growers more than it is worth.
Dec 12, 2011 |
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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 ...
Apr 18, 2011 |
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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 ...
Mar 29, 2011 |
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Sustainable Phosphorus Summit calls for a 'new alchemy' around phosphorus and food
The problem with phosphorus, a critical element in fertilizers and food, is, as comedian Rodney Dangerfield would say, that it "can't get no respect."
Feb 11, 2011 |
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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 ...
Feb 03, 2011 |
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Phosphorus: too much or too little?
(PhysOrg.com) -- Fertilizer is rarely an inspiration for an art show, but this week at Arizona State University (ASU), sustainability, fertilizer and phosphorus scarcity will provide fuel for creative vision.
Feb 03, 2011 |
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Forecasting the fate of fertilizer in the Chesapeake Bay watershed
Reducing the runoff from plant nutrients that can eventually wash into the Chesapeake Bay could someday be as easy as checking the weather forecast, thanks in part to work by U.S. Department of Agriculture (USDA) scientists.
Aug 18, 2010 |
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Calculating agriculture's phosphorus footprint
Balancing phosphorus levels in crop lands is a key factor that is often overlooked in discussions of global food security, according to a paper published in the International Journal of Agricultural Resources, Governance an ...
Apr 13, 2010 |
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Water quality improves after lawn fertilizer ban, study shows
(PhysOrg.com) -- In an effort to keep lakes and streams clean, municipalities around the country are banning or restricting the use of phosphorus-containing lawn fertilizers, which can kill fish and cause ...
Aug 17, 2009 |
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Feed your crop, not the weeds
If you have weed problems in your cropping system, will adding nutrients just feed the weeds?
Jun 23, 2009 |
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