News tagged with crops and soil
The Orbiting Carbon Observatory and the Mystery of the Missing Sinks
Space & Earth / Earth Sciences
Jan 26, 2009 |
3.2 / 5 (5) |
2
(PhysOrg.com) -- Picture a tree in the forest. The tree "inhales" carbon dioxide from the atmosphere, transforming that greenhouse gas into the building materials and energy it needs to grow its branches and ...
Search results for crops and soil
Nitrogen applied
Oct 01, 2008 |
4.5 / 5 (2) |
0
Combating soil erosion is a primary concern for agricultural producers in the United States, and many have incorporated conservation tillage systems in their effort to maintain a profitable crop output.
Self seeding: An innovative management system
Biology /
Apr 15, 2008 |
4.8 / 5 (4) |
0
Winter cover crops provide important ecological functions that include nutrient cycling and soil cover. Although cover crop benefits to agroecosystems are well documented, cover crop use in agronomic farming systems remains ...
Improving swine waste fertilizer
Jul 08, 2008 |
3.7 / 5 (3) |
1
Swine production generates large amounts of waste. While this waste contains nutrients that may serve as fertilizer when applied to agricultural fields, the ratio of nutrients in the waste is different than what a crop requires.
No-tillage plus
Jul 28, 2008 |
4.3 / 5 (4) |
0
Tropical soils often behave differently than temperate soils when being farmed. In tropical regions, soils lose nutrients quickly when cultivated. With food shortages looming and soil quality declining rapidly, new farming ...
No evidence to support 'organic is best'
Aug 07, 2008 |
3.7 / 5 (81) |
33
New research in the latest issue of the Society of Chemical Industry's (SCI) Journal of the Science of Food and Agriculture shows there is no evidence to support the argument that organic food is better than food grown with t ...
Replacing corn with perennial grasses improves carbon footprint of biofuels
Biology /
Dec 02, 2008 |
4.6 / 5 (12) |
0
Converting forests or fields to biofuel crops can increase or decrease greenhouse gas emissions, depending on where – and which – biofuel crops are used, University of Illinois researchers report this month.
Crop Residue May Be Too Valuable to Harvest for Biofuels
Jul 15, 2008 |
4.4 / 5 (17) |
2
(PhysOrg.com) -- In the rush to develop renewable fuels from plants, converting crop residues into cellulosic ethanol would seem to be a slam dunk.
Saltwater solution to save crops
Space & Earth / Earth Sciences
Sep 11, 2008 |
4.6 / 5 (7) |
0
Technology under development at the University of New South Wales could offer new hope to farmers in drought-affected and marginal areas by enabling crops to grow using salty groundwater.
Can hemp help the everglades?
Aug 06, 2007 |
5 / 5 (6) |
1
Within Southern Florida, soil and water conditions indicate potential for leaching from the use of atrazine-based herbicides in corn crops. Scientists from USDA-Agricultural Research Service (ARS) and University ...
Additive copper-zinc interaction affects toxic response in soybean
Nov 10, 2009 |
3 / 5 (2) |
0
Agricultural soils accumulate trace metals, particularly copper and zinc, as a result of their presence in wastes (sewage biosolids and manures) and fungicides that are applied over long periods of time. Regulations and guidelines ...
List of search results for crops and soil
