Soybean aphids have kept farmers and crop specialists guessing since first appearing three years ago. The pests caused heavy yield losses in Minnesota in 2001 but failed to do much damage in 2002.

Though their life cycles differ, soybean aphids and bean leaf beetles can both pose significant threats to emerging soybeans due to the timing of their own emergence. Although the first bean leaf ...

Between the last pass of the combine and the first field check of spring, soybean insects such as soybean aphid and bean leaf beetle are quietly positioning themselves for a comeback. What you do in ...

DUBUQUE, Iowa -- Experts say farmers are winning the battle against a pest that has invaded soybean fields in Iowa since 2000. The soybean aphids, a tiny greenish-yellow insect, feed on soybean plants ...

AMES, Iowa – Aphids, the tiny insects that have become a primary threat to Iowa soybeans in recent years, possess a unique ability to block the genetic defense response of soybeans and may open the ...

AMES, Iowa — At a chalkboard in his office, Rana Parshad draws a vertical y-axis for aphids and a horizontal x-axis for time. Under an exponential growth model, the associate professor of mathematics ...

Editor’s note: The following was written by Robert Koch, University of Minnesota Extension entomologist, Anthony Hanson, Liz Stahl, Angie Peltier and Claire LaCanne, Extension educators, for the ...

It is roughly the size of a pinhead, but its bite is having a huge impact on soybean farmers. The Aphis glycines, Matsumura or soybean aphid, has spread from Michigan to 15 other states - an area ...

WASHINGTON - It's no bigger than the head of a pin, but an Asian insect is producing a big headache for many farmers as it stunts and kills soybeans raised for vegetable oil, tofu, soy milk, protein ...

WASHINGTON (AP) -- It's no bigger than the head of a pin, but an Asian insect is producing a big headache for many farmers as it stunts and kills soybeans raised for vegetable oil, tofu, soy milk, ...

WASHINGTON (AP) - It's no bigger than the head of a pin, but an Asian insect is producing a big headache for many farmers as it stunts and kills soybeans raised for vegetable oil, tofu, soy milk, ...