Thwarting Russian wheat aphids - again.

0 Comments | M2 Presswire, April, 2004

M2 PRESSWIRE-8 April 2004-US ARS: Thwarting Russian wheat aphids - again(C)1994-2004 M2 COMMUNICATIONS LTD RDATE:04072004 Past Agricultural Research Service work to control Russian wheat aphids may pay off again, this time against a new biotype of the insect. Russian wheat aphids are major pests of cereal crops.

The original biotype has cost American wheat and barley farmers billions of dollars in losses since first appearing in the United States in 1986. The new biotype, first spotted in Colorado last year, overcomes the genetic defenses of many wheat and barley lines developed to combat the original aphid. These lines were developed at the ARS Wheat, Peanut and Other Field Crops Research Unit in Stillwater, Okla., and at the Small Grains and Potato...