News tagged with water deficit
New technique enables assessment of drought performance
Biology /
Nov 12, 2008 |
not rated yet |
0
Measurement of chlorophyll fluorescence is an effective way of determining how well plants can cope with low-water conditions. The technique described in the open access journal Plant Methods, published by BioMed Central, allows ...
Search results for water deficit
Crop models help increase yield per unit of water used
May 04, 2009 |
3 / 5 (2) |
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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 ...
Protecting wine grapes from heat and drought
Biology /
Feb 17, 2009 |
4 / 5 (3) |
0
Deficit irrigation is an agricultural technique used to achieve a variety of results depending on the crop. For white wine grapes, it balances the crop load by limiting the canopy size so there aren't too ...
Water-conserving irrigation strategies minimize overwatering, runoff
Nov 05, 2009 |
4.5 / 5 (2) |
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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 ...
Lake Mead could be dry by 2021
Space & Earth / Earth Sciences
Feb 12, 2008 |
4.1 / 5 (50) |
8
There is a 50 percent chance Lake Mead, a key source of water for millions of people in the southwestern United States, will be dry by 2021 if climate changes as expected and future water usage is not curtailed, ...
Researchers create drought conditions to unearth solutions
Jul 31, 2009 |
4 / 5 (4) |
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Droughts have devastating effects on farmers. In most of the world, droughts are the leading cause of crop failure. Droughts increase consumer costs, kill livestock, reduce crop yields, and trigger wildfires ...
When roots lose contact
Nov 30, 2009 |
5 / 5 (1) |
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Plant roots can shrink as a result of water deficit and lose contact with the surrounding soil. This effect has been suspected for a long time, but has only now been demonstrated for a fact with the help of ...
Green tea compounds beat OSA-related brain deficits
May 15, 2008 |
4.3 / 5 (40) |
1
Chemicals found in green tea may be able to stave off the cognitive deficits that occur with obstructive sleep apnea (OSA), according to a new study published in the second issue for May of the American Thoracic Society’s ...
NASA eyes water in Moon mission
Space & Earth / Space Exploration
May 21, 2009 |
4.4 / 5 (7) |
9
NASA on Thursday said it was on target for a June mission to scour the Moon's surface for landing sites and water that would allow humans to work and even live on Earth's nearest neighbor.
Mind the gap: New information on the hydrophobic water gap
Nanotechnology / Nanomaterials
Nov 22, 2006 |
3.7 / 5 (23) |
0
Researchers have found a gap between water and a water-repelling surface that can give new insight into the way water and oil separate. By using high-energy X-rays at the ESRF, an international team defined ...
California's troubled waters: Satellite-based findings reveal major groundwater loss in Central Valley (w/ Video)
Space & Earth / Earth Sciences
Dec 14, 2009 |
5 / 5 (1) |
0
New space observations reveal that since October 2003, the aquifers for California's primary agricultural region - the Central Valley - and its major mountain water source - the Sierra Nevada - have lost nearly ...
List of search results for water deficit
