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Managing Cattle Operations To Protect Lakes And Rivers From Pollution
February 12, 2008 — Concerns about long-term effects of beef cattle browsing more than 11 million acres of Florida grazinglands led Agricultural Research Service scientists to examine soil fertility changes in ... > full story -
New Method Detects Fraud in Organically Grown Produce
February 1, 2008 — As organic farming becomes more common, methods to identify fraud in the industry are increasingly important. Scientists have now successfully used nitrogen isotopic discrimination to determine if ... > full story -
Elevated Carbon Dioxide Changes Soil Microbe Mix Below Plants, May Help Plants Grow
December 19, 2007 — A detailed analysis of soil samples taken from a forest ecosystem with artificially elevated levels of atmospheric carbon dioxide reveals distinct changes in the mix of microorganisms living in the ... > full story -
More Plant Litter From Higher Carbon Dioxide Could Boost Carbon Released Into Atmosphere
December 11, 2007 — A new study looks at a poorly understood process with potentially critical consequences for climate change. Emma Sayer, postdoctoral fellow at the Smithsonian Tropical Research Institute, Jennifer ... > full story -
New Insights Into The Fate Of Antiparasitics In Manure And Manured Soils
December 4, 2007 — The so far available data set on fate and behavior of veterinary medicinal products in manure and manured soils has now significantly been enhanced by a team of researchers around Robert Kreuzig, ... > full story -
One Bad Apple: Consumers Prefer Perfect Produce
December 3, 2007 — Consumers don't like blemishes -- on apples, that is. The study of consumer values found that low tolerance for cosmetically damaged apples impacts consumers' purchasing ... > full story -
Limited Biofuel Feedstock Supply?
November 28, 2007 — There is a need to develop the potential of all crops for biomass production while providing a sustainable supply of cellulosic feedstock without reducing soil organic matter, according to ... > full story -
Nitrogen Fertilizers Deplete Soil Organic Carbon
October 29, 2007 — The common practice of adding nitrogen fertilizer is believed to benefit the soil by building organic carbon, but soil scientists dispute this view based on analyses of soil samples from the Morrow ... > full story -
Worm Power: The Future Of Composting
October 14, 2007 — If the average cow produces 100 pounds of manure a day, how does a dairy farmer manage all the excess waste? Tom Herlihy, an agricultural engineer, created a unique and environmentally friendly ... > full story -
Pasturing Cows Convert Soil To Source Of Methane, Potent Greenhouse Gas
October 12, 2007 — The cow as a killer of the climate: This inglorious role of our four-legged friends, peaceful in itself, is well-enough recognised, because, with their digestion, the animals produce methane, which ... > full story
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