Farmers who are considering selling corn residue from their fields to produce cellulosic ethanol first should weigh a range of site-specific factors to their operations, according to new research from an Iowa State University ...
Environment
Apr 3, 2015
2
21
(Phys.org) —Each time it rains, runoff carries an earthy tea steeped from leaf litter, crop residue, soil, and other organic materials into the storm drains and streams that feed Chesapeake Bay.
Environment
Jun 12, 2013
0
0
Each time it rains, runoff carries an earthy tea steeped from leaf litter, crop residue, soil, and other organic materials into the storm drains and streams that feed Chesapeake Bay.
Environment
Apr 23, 2013
0
0
Hunter-gatherers living in glacial conditions produced pots for cooking fish, according to the findings of a pioneering new study led by the University of York which reports the earliest direct evidence for the use of ceramic ...
Archaeology
Apr 10, 2013
0
5
(Phys.org)—Native American hunter-gatherers living more than a thousand years ago in what is now northwestern California ate salmon, acorns and other foods, and now we know they also smoked tobacco—the earliest known ...
Archaeology
Mar 1, 2013
0
0
Farmers can fine-tune their use of cover crops to help manage costs and maximize benefits in commercial organic production systems, according to U.S. Department of Agriculture (USDA) scientists.
Ecology
Feb 4, 2013
0
0
Oxygenic photosynthetic organisms utilize energy from the sun to split water into protons, electrons and oxygen—products vital to life on earth. The process takes place through light-induced electron transfer reactions ...
Materials Science
Sep 21, 2012
0
0
Sewage sludge, wastewater and liquid manure are valuable sources of fertilizer for food production. Fraunhofer researchers have now developed a chemical-free, eco-friendly process that enables the recovered salts to be converted ...
Engineering
Aug 3, 2012
1
0
When cabbage root flies lay their eggs on freshly planted vegetables, organic farmers often lose their entire crop. In the future, pellets made of cyanobacteria and fermentation residues from biogas plants will repel these ...
Ecology
Apr 2, 2012
0
0
(PhysOrg.com) -- A team of scientists - led by Professor Andrew C Scott of the Department of Earth Sciences at Royal Holloway, University of London - have revealed that neither comet nor catastrophe were the cause for abrupt ...
Earth Sciences
Jun 17, 2010
2
0
