Related topics: food · soil · plants · drought · larvae

Presence of invasive insect in Senegal confirmed

(Phys.org)—A Virginia Tech-managed research program, the Integrated Pest Management Collaborative Research Support Program, has confirmed the presence of Tuta absoluta in Senegal, the first confirmation of the insect's ...

New uses for old tools could boost biodiesel output

(Phys.org)—Tried-and-true techniques could help optimize oilseed yield for biodiesel production, according to studies conducted by U.S. Department of Agriculture (USDA) scientists.

Signs for optimism as harvest reaches peak in Iowa

The latest government crop yield predictions may give grain farmers cause for optimism as the harvest season reaches its crescendo in Iowa, corn and soybean experts at Iowa State University said this week.  

Warmer temperatures make new USDA plant zone map obsolete

Gardeners and landscapers may want to rethink their fall tree plantings. Warming temperatures have already made the U.S. Department of Agriculture's new cold-weather planting guidelines obsolete, according to Dr. Nir Krakauer, ...

Researchers use 'banker plants' to help battle whitefly pests

A U.S. Department of Agriculture (USDA) scientist is showing growers how to combat whiteflies and other crop pests by using plants as storehouses for predatory insects that can migrate to cash crops and feed on the pests ...

Immature switchgrass could help cellulosic ethanol industry

(Phys.org)—A gene that keeps switchgrass forever young could have far-reaching implications for the development of the plant as a biofuel crop, according to U.S. Department of Agriculture (USDA) scientists.

Hormone therapy for fruit flies means better pest control

Released en masse, sterile Mexican fruit flies can undermine a wild population of the fruit-damaging pests so that fewer applications of insecticide are needed. But the irradiation used to sterilize the flies weakens them, ...

Researchers investigate natural compounds in cranberries

(Phys.org)—Cranberries are already known to be rich in fiber, and to provide vitamin C and potassium, both of which are essential nutrients. But the tart, colorful berries are also a source of natural compounds known as ...

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