News tagged with crop water
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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Higher carbon dioxide levels used on crops, examined
Crops responded positively to future levels of atmospheric carbon dioxide (CO2), but soil tillage practices had little effect on this response, according to a U.S. Department of Agriculture (USDA) study. ...
Sep 16, 2010 |
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Scientists offer solutions to arsenic groundwater poisoning in southern Asia
An estimated 60 million people in Bangladesh are exposed to unsafe levels of arsenic in their drinking water, dramatically raising their risk for cancer and other serious diseases, according to the World Health Organization ...
May 27, 2010 |
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Calculating crop and ethanol yields and irrigation needs in 4 easy steps
Estimating crop yields based on available water in semi-arid regions has been made easier for several hundred farmers who are using a special calculator computer program developed by an Agricultural Research Service (ARS) ...
Apr 22, 2010 |
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Bringing dehydrated plants 'back to life'
Drought can take a serious toll on plants and animals alike. When cells are deprived of water, they shrink, collapsing in upon themselves and, without water as a medium, chemicals and enzymes inside the cells may malfunction. ...
Apr 01, 2010 |
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Carnegie Mellon's Chris Hendrickson tracks water use
Carnegie Mellon University researchers are tracking how US industry uses scarce water resources.
Feb 25, 2010 |
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Newly identified enzymes help plants sense elevated CO2 and could lead to water-wise crops
Biologists have identified plant enzymes that may help to engineer plants that take advantage of elevated carbon dioxide to use water more efficiently. The finding could help to engineer crops that take advantage of rising ...
Dec 13, 2009 |
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Water-saving technology focus of new grant
(PhysOrg.com) -- Many ornamental nursery growers test to see if their plants need water by sticking a finger in the soil to see if it’s dry. Or, they just water them whether they need it or not. University of Georgia horticulturists ...
Dec 04, 2009 |
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Water-conserving irrigation strategies minimize overwatering, runoff
Conserving water and reducing the environmental impact of runoff are two of the most important issues confronting container nursery operations. Current regulations and laws in five states limit water consumption ...
Nov 05, 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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Roadsides, contaminated fields could be unlikely solutions to fuel shortages, water pollution
(PhysOrg.com) -- The lonely, weed-choked roadsides along America's highways may turn out to be an unexpected solution to two of the biggest issues facing the U.S. today -- potential fuel shortages and water ...
Aug 12, 2009 |
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DNA of ancient lost barley could help modern crops cope with water stress
(PhysOrg.com) -- Researchers at the University of Warwick have recovered significant DNA information from a lost form of ancient barley that triumphed for over 3000 years seeing off: 5 changes in civilisation, ...
Jul 21, 2009 |
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Crop models help increase yield per unit of water used
Crop water use efficiency (WUE, or yield per unit of water used), also known as crop water productivity, can be improved through irrigation management and methods, including deficit irrigation (irrigating less than is required ...
May 04, 2009 |
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Study suggests surface water contaminated with salmonella more common than thought
A new University of Georgia study suggests that health agencies investigating Salmonella illnesses should consider untreated surface water as a possible source of contamination.
Feb 27, 2009 |
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