News tagged with corn field
Experts suggest steps to stop spread of resistant corn rootworms
(Phys.org) -- The discovery that more Western corn rootworms are resistant to the toxin contained in widely planted transgenic corn has sparked a warning that farmers must change tactics or lose a valuable management tool ...
Apr 23, 2012 |
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Slug ecology and management in no-till field crops
As acreage of row crops managed with conservation tillage increases, more growers are encountering slugs, elevating their importance as crop pests. Slugs can eat virtually all crops, and they are challenging ...
Mar 14, 2012 |
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Researcher tracks agricultural overuse of bug-killing technology
High corn prices are leading many growers to plant corn every year and to overuse pesticides and other bug-killing technology to maximize yields, researchers report. In many instances, pesticides are applied ...
Feb 29, 2012 |
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Sweeten up your profits with the right hybrid
New University of Illinois sweet corn research shows that higher yield and profitability are possible with greater plant populations of certain hybrids.
Jan 23, 2012 |
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Seed mixtures and insurance pest management: Future norm in the Corn Belt?
As the use of biotechnology increases and more companies move forward with the U.S. Environmental Protection Agency's approval to begin full-scale commercialization of seed mixtures in transgenic insecticidal corn, many researchers ...
May 05, 2011 |
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April showers bring May glowers from N.Y. growers
The first of May in upstate New York usually finds fields plowed, corn planted and apple trees sprouting leaves. But this year's record April rainfall -- 7.31 inches in Ithaca, more than double the 3.29-inch ...
May 04, 2011 |
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Can sweet corn be grown using less atrazine?
Atrazine is one of the most widely used herbicides in North American corn production, but heated controversy remains over the 50-plus-year-old product. Several other herbicides are used in corn production, and a host of ...
Jan 18, 2011 |
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New book on 100 years of Illinois birds
A new book, Illinois Birds: A Century of Change, literally took 100 years to write. The first comprehensive survey of birds in Illinois was conducted from 1906-1909. It was repeated from 1956-1958 and a technical ...
Dec 06, 2010 |
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Insecticides from genetically modified corn present in adjacent streams
In a paper published this week in the Proceedings of the National Academy of Sciences, Cary Institute aquatic ecologist Dr. Emma Rosi-Marshall and colleagues report that streams throughout the Midwestern Corn B ...
Sep 27, 2010 |
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Studying Fertilizers to Cut Greenhouse Gases
(PhysOrg.com) -- Agricultural Research Service (ARS) scientists have found that using alternative types of fertilizers can cut back on greenhouse gas emissions, at least in one part of the country. They are ...
Nov 18, 2009 |
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Spying on Corn Rootworm Predators Nightlife
(PhysOrg.com) -- Agricultural Research Service (ARS) entomologist Jonathan G. Lundgren, while exploring corn fields at night, has found a very different group of predators than the ones that feed during the ...
Oct 31, 2009 |
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The pluses and (mostly) minuses of biofuels
Speakers at last week’s AAAS meeting presented abundant evidence that tropical rainforest destruction has accelerated in recent years, at least in part because of the worldwide push to produce more biofuels.
Technology / Energy & Green Tech
Feb 23, 2009 |
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