Chinese aphids are eating their way through southwestern Minnesota's soybean fields

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A tiny insect is proving to be a big problem for some Minnesota farmers. Native Chinese Aphids are munching their way through soybean fields in the southwest part of the state. Experts aren't sure of the best way to stop them. The aphids, which feed on the juices of the soybean plant, were first found in Minnesota last year in Houston County. Ken Ostlie (AHST-lee) is an entymologist at the University of Minnesota extension service. He says the bugs reproduce at an astounding rate:

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