The first week of May is traditionally thought of as the ideal time for Iowa farmers to begin planting, but a slow start to spring and volatile grain markets in recent weeks have left producers with a lot of questions, agronomy ...
Ecology
May 8, 2013
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(Phys.org) —A historical analysis of corn research shows that new hybrids are taking up more nitrogen than older plant varieties after the crucial flowering stage, a clue as to how plant scientists will need to adapt plants ...
Plants & Animals
Apr 17, 2013
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A new study shows clean-air regulations have dramatically reduced acid rain in the United States, Europe, Japan and South Korea over the past 30 years, but the opposite is true in fast-growing East Asian megacities, possibly ...
Environment
Apr 3, 2013
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Plenty has been written about concerns over elevated levels of carbon dioxide in the earth's atmosphere, but a Kansas State University researcher has found an upside to the higher CO2 levels. And it's been particularly relevant ...
Environment
Mar 26, 2013
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As escalating corn prices have encouraged many farmers to switch to growing corn continuously, they wonder why they have been seeing unusually high yield reductions over the past several years. The University of Illinois ...
Ecology
Mar 21, 2013
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Organic matter is important for soil health and crop productivity. While an indicator of soil quality, a lot of organic matter is in extremely stable forms, and the nutrients in such forms are difficult for plants to use. ...
Other
Feb 11, 2013
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Droughts can severely limit crop growth, causing yearly losses of around $8 billion in the United States. But it may be possible to minimize those losses if farmers can synchronize the growth of crops with periods of time ...
Environment
Jan 30, 2013
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(Phys.org)—Consumed by 3 billion people, rice is arguably the world's most important food staple, and one reason for its popularity is that rice can be grown under flooded conditions that suppress weeds, making cultivation ...
Biotechnology
Jan 29, 2013
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(Phys.org)—Willow trees cultivated for 'green energy' can yield up to five times more biofuel if they grow diagonally, compared with those that are allowed to grow naturally up towards the sky.
Biotechnology
Jan 20, 2013
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Inserting rows of "fertilizer trees" into maize fields, known as agroforestry, can help farmers across sub-Saharan Africa cope with the impacts of drought and degraded soils, according to a 12-year-long study by researchers ...
Environment
Oct 15, 2012
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