Weed

07/25/2012 - 16:00

The cinnabar moth was introduced in the Cascade and Coast ranges 23 years ago to keep tansy ragwort from overtaking clear-cuts. The insect, which in the caterpillar stage has a voracious appetite for tansy leaves and flowers, was originally used only at lower elevations to control the bright yellow weed, which is toxic to horses and cattle.

04/28/2012 - 21:28

University of Georgia researcher John Ruberson is looking for natural enemies of the kudzu bug in an effort to fight the pest's spread across the Southern states. A tiny Asian wasp may be the best option. The kudzu bug was first spotted in Georgia in the fall of 2009. It feeds on kudzu, soybeans and other legumes and has become a nuisance to homeowners and a threat to international trade as an agricultural contaminant.

04/04/2011 - 23:00

As rice farmers across the south prepare to plant their crop this month, University of Massachusetts Amherst evolutionary geneticist Ana Caicedo and a research team are beginning a major new study of