News tagged with cropping systems
Rice growers turn to computer for advice, predictions
Figuring out how a rice crop was faring used to be a head-scratching exercise with predictably unpredictable results.
Sep 21, 2010 |
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Biofuel study looks at cost to wildlife and environmental diversity
Whether we can grow bio-energy crops such as switchgrass and forage sorghum isn't the question, said a Texas AgriLife Research scientist.
Aug 04, 2010 |
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Straw residue helps keep nitrogen on the farm
Scientists are exploring ways to reduce non-point pollution from agriculture. A new study finds that using straw residue in conjunction with legume cover crops reduces leaching of nitrogen into waterways, ...
May 24, 2010 |
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Reducing fossil energy use on the farm
Conventional agriculture production relies heavily on fossil fuels, particularly in its ability to provide energy at a low cost. However, the uncertain future of fossil fuel availability and prices point to ...
May 03, 2010 |
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Food vs. fuel: Scientists say growing grain for food is more energy efficient
Using productive farmland to grow crops for food instead of fuel is more energy efficient, Michigan State University scientists concluded, after analyzing 17 years' worth of data to help settle the food versus fuel debate.
Apr 19, 2010 |
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The effect of landscape position on biomass crop yield
The emergence of biofuels into agricultural systems presents new opportunities for farmers to improve economic return while providing critical ecosystem services. Integrating perennial crops can help meet food, fuel and fiber ...
Mar 16, 2010 |
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New investments in agriculture likely to fail without sharp focus on small-scale 'mixed' farmers
A new paper published today in Science warns that billions of dollars promised to fund programs to boost small-scale agriculture in developing countries are unlikely to succeed in feeding the world's increasing populations. This i ...
Feb 11, 2010 |
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Sorghum feeds Africa, proves important for U.S. as well
(PhysOrg.com) -- Sorghum, a main food crop in many African nations and the second most important animal feed crop in the United States, has the potential for expanded food and fuel uses both here and abroad, said a Purdue ...
Feb 02, 2010 |
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Replicating Climate Change to Forecast its Effects
(PhysOrg.com) -- Agricultural Research Service (ARS) scientists are replicating the effects of climate change to see what the future holds for soybeans, wheat and the soils where they grow.
Dec 17, 2009 |
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Experts: Failure to focus on farming will undermine global climate agreement and increase hunger
Alarmed by a substantial oversight in the global climate talks leading up to the United Nations Climate Change Conference in Copenhagen next month, more than 60 of the world's most prominent agricultural scientists and leaders ...
Nov 18, 2009 |
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Reducing Agriculture's Climate Change Footprint
(PhysOrg.com) -- Curbing greenhouse gas emissions from cultivated fields may require going beyond cutting back on nitrogen fertilizer and changing crop rotation cycles, according to research by Agricultural ...
Nov 04, 2009 |
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Squeezing More Crop Out of Each Drop of Water
(PhysOrg.com) -- Studies in China and Colorado by Agricultural Research Service (ARS) scientists and cooperators have revealed some interesting tactics on how to irrigate with limited water, based on a crop’s ...
Oct 09, 2009 |
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Is nitrogen the new carbon?
In looking forward to the next Green Revolution, researchers have been carefully examining the role of nitrogen fixation in delivering successful crops around the globe.
Sep 21, 2009 |
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Satellites Could Help Keep Hungry Populations Fed as Climate Changes
In the early 1980s, scientists at NASA's Goddard Space Flight Center, Greenbelt, Md., developed the Normalized Difference Vegetation Index (NDVI), an innovative combination of two satellite measurements that ...
Sep 17, 2009 |
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New tools for sustainable farming
Environmentalists are just as fond of talking about it as are politicians, economists or marketing experts - "sustainability" has become a buzzword. The problem is that the term sustainability can refer to ...
Aug 26, 2009 |
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