News tagged with sustainable crop production

Corn yield stability varies with rotations, fertility

Understanding temporal variability in crop yields has implications for sustainable crop production, particularly since greater fluxes in crop yields are projected with global climate change.

Space & Earth / Environment

created Jul 21, 2009 | popularity not rated yet | comments 0




Search results for sustainable crop production


Larger refuges needed to sustain success of transgenic corn

Transgenic crops that produce insect-killing proteins from the bacterium Bacillus thuringiensis (Bt) have reduced reliance on insecticide sprays since 1996. Yet, just as insects become resistant to conventional insecticides, they a ...

Biology / Ecology

created 14 hours ago | popularity not rated yet | comments 2

A genetic alternative to fertilizer

Several studies have shown that a lack of nitrogen in soils adversely affects crop yields. The modern use of nitrogen fertilizers has improved yields to meet expanding global food demand, but in some cases ...

Biology / Plants & Animals

created Jun 01, 2012 | popularity not rated yet | comments 0

Plant research funding crucial for the future

The scientific community needs to make a 10-year, $100 billion investment in food and energy security, says Carnegie's Wolf Frommer and Tom Brutnell of the Donald Danforth Plant Science Center in an opinion piece published ...

Biology / Other

created Jun 01, 2012 | popularity not rated yet | comments 0

Groundwater depletion in semiarid regions of Texas and California threatens US food security

The nation's food supply may be vulnerable to rapid groundwater depletion from irrigated agriculture, according to a new study by researchers at The University of Texas at Austin and elsewhere.

Space & Earth / Environment

created May 28, 2012 | popularity 4.9 / 5 (7) | comments 19 | with audio podcast

Researchers successfully test solar desalination system for arid land agriculture

Ben-Gurion University of the Negev (BGU) researchers have created a man-made oasis in the desert with the successful application of a solar-powered desalination system that provides water for irrigation in arid regions. The ...

Technology / Energy & Green Tech

created May 25, 2012 | popularity 4.5 / 5 (2) | comments 3

USDA links gene flow between weedy and domesticated rice to rising carbon dioxide levels

(Phys.org) -- New research at the U.S. Department of Agriculture (USDA) confirms that rising levels of atmospheric carbon dioxide facilitate the flow of genes from wild or weedy rice plants to domesticated ...

Biology / Biotechnology

created May 24, 2012 | popularity 1 / 5 (2) | comments 0

Deterring signals: Tobacco plants advertise their defensive readiness to attacking leafhoppers

Following herbivory, plants produce jasmonic acid, a hormone which activates several plant defense reactions. Scientists found that leafhoppers can evaluate whether tobacco plants are ready for defense when attacked. If jasmonate-signaling ...

Biology / Biotechnology

created May 23, 2012 | popularity 5 / 5 (1) | comments 0

Supercharged safflower

This scientific achievement has produced safflower seed oil that contains more than 90 per cent of this valuable fatty acid, the highest level of purity of an individual fatty acid currently available in any ...

Biology / Biotechnology

created May 21, 2012 | popularity not rated yet | comments 0

Bird vocalization research could improve poultry production, lower costs

Chickens can’t speak, but they can definitely make themselves heard. Most people who have visited a poultry farm will recall chicken vocalization – the technical term for clucking and squawking – ...

Biology / Other

created May 18, 2012 | popularity not rated yet | comments 0

Isoprene research could lead to eco-friendly car tires

(Phys.org) -- The world’s rubber supplies are in peril, and automobile tire producers are scrambling to seek alternative solutions.

Chemistry / Materials Science

created May 16, 2012 | popularity 5 / 5 (1) | comments 1


List of search results for sustainable crop production