Posts Tagged ‘agriculture’
Frogs near fields build resistance to insecticides
U. PITTSBURGH (US) — Two recent studies show that wood frogs living close to fields are resistant to multiple insecticides, but not to Roundup, a common weed killer. Continue…
Tuesday, May 14, 2013 12:08 - 0 Comments
Society & Culture - May 6, 2013 12:15 - 1 Comment
Did China’s agriculture sprout in Ice Age?
STANFORD (US) — The discovery of grinding stones pushes the origins of agriculture in China back 12,000 years, and suggests it evolved independently around the world. (more…)
Top Stories - Apr 30, 2013 11:05 - 5 Comments
LEDs cut tomato costs, not yield
PURDUE (US) — Tomatoes grown around LED lights in the winter can significantly reduce greenhouse energy costs without sacrificing yield. (more…)
Society & Culture - Apr 29, 2013 10:55 - 0 Comments
Business will likely boom for livestock producers
PURDUE (US) — Stalled demand for ethanol and growing demand for meat in developing countries should boost the livestock industry, a new study predicts. (more…)
Society & Culture - Apr 23, 2013 16:48 - 1 Comment
In Brazil, two crops are better than one
BROWN (US) — Double cropping—planting two crops in a field in the same year— improves schools, helps advance public sanitation, raises median income, and creates jobs in rural Brazil. (more…)
Earth & Environment - Apr 8, 2013 11:43 - 1 Comment
Salty water threatens Morocco’s oases farms
DUKE (US) — Efforts to divert water from mountains in Morocco to irrigate oases farms have dramatically increased the natural saltiness of groundwater. (more…)
Earth & Environment - Apr 3, 2013 8:51 - 0 Comments
To cut emissions, match fertilizer to soil
UC DAVIS (US) — Changes in agricultural practices could reduce soil emissions of the greenhouse gas nitrous oxide and the atmospheric pollutant nitric oxide, report scientists. (more…)
Science & Technology - Apr 2, 2013 12:24 - 0 Comments
To sprout lettuce year-round, ‘mute’ gene
UC DAVIS (US) — The discovery of a lettuce gene and related enzyme that put the brakes on germination during hot weather could lead to lettuce that can sprout all year, even at high temperatures. (more…)
Top Stories - Apr 2, 2013 10:40 - 2 Comments
Pests could chomp past double toxin
U. ARIZONA (US) —Crops genetically engineered to produce multiple toxins might not kill pests for long, warn researchers. (more…)
Earth & Environment - Apr 2, 2013 9:49 - 2 Comments
Are big algae blooms Lake Erie’s new normal?
U. MICHIGAN (US) — Rather than being an isolated, one-time occurrence, Lake Erie’s monumental 2011 algae bloom was more likely a sign of things to come, a new study suggests. (more…)
Science & Technology - Mar 27, 2013 11:22 - 1 Comment
Texas Longhorns trace roots to Columbus voyage
U. TEXAS-AUSTIN (US) — Texas Longhorn cattle are direct descendants of the first cattle in the New World, which were brought over by Columbus in 1493, new research reveals. (more…)
Earth & Environment - Mar 14, 2013 10:27 - 4 Comments
Bumble bee loss threatens food security
RUTGERS (US) — Wild pollinators are just as important, and often more efficient, at pollinating crops than domestic honey bee colonies, but bumble bee colonies are vanishing. (more…)
Health & Medicine - Mar 13, 2013 10:27 - 0 Comments
Fertilizer adds selenium to Malawi food crops
U. NOTTINGHAM (UK) — Soil in Malawi often lacks enough selenium for adequate nutrition, according to researchers who say enriched fertilizer could raise levels of the mineral in the country’s food. (more…)
Science & Technology - Mar 12, 2013 16:53 - 0 Comments
Gene x3 helps corn grow in acidic soil
U. FLORIDA (US) — A genetic variation makes it possible for corn to grow in soil that contains high levels of aluminum, a chemical that is toxic to many plants. (more…)
Science & Technology - Mar 6, 2013 12:19 - 0 Comments
Leaf-cutting ants prefer low-fungi leaves
TULANE (US) — A leaf’s fungi can make it unappealing to leaf-cutting ants, say biologists, who wanted to know why the insects target some plants but not others. (more…)
Earth & Environment - Mar 1, 2013 14:55 - 0 Comments
In China, nitrogen leaves pollution haze
STANFORD (US) — In China, the amount of nitrogen from industry, cars, and fertilizer that fell on land and in water increased by 60 percent each year from 1980 to 2010, a new study reports. (more…)
Science & Technology - Feb 26, 2013 12:39 - 0 Comments
How to grow sorghum that’s easier to digest
U. QUEENSLAND (AUS) — Scientists have identified a sorghum gene that could lead to the development of more digestible feedstocks for farm animals and better nutrition for some of the world’s poorest nations. (more…)
Science & Technology - Feb 20, 2013 12:22 - 0 Comments
Plants, microbes team up to resist drought
PENN STATE (US) — Viruses and fungi can threaten crops, but new research shows they can also help plants survive in tough conditions. (more…)
Health & Medicine - Feb 13, 2013 12:57 - 1 Comment
In China, antibiotics on farms pose global risk
MICHIGAN STATE (US) — The poorly regulated use of antibiotics in animal production is increasingly putting human health at risk with the spread of antibiotic resistant genes, experts warn. (more…)
