IC-496 (8) -- April 24, 2006

Weed Management

Horseweed -- A weed on the rise

Glyphosate may not provide effective control.
Plant Diseases

Iowa soybean rust sentinel plots

Plots have been established in 21 locations throughout Iowa.
Insects and Mites

Alfalfa aphid problems noted in central Illinois

Watch for aphids in southern Iowa.
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Some of the articles contain pesticide recommendations that are subject to change at any time. The recommendations provided in these materials should be used only as a guide. It is always the pesticide applicator's responsibility, by law, to read and follow all current label directions for the specific pesticide being used. Due to constantly changing labels and product registration, some of the recommendations given in these writings may no longer be legal by the time you read them. If any information in these recommendations disagrees with the label, the recommendation must be disregarded. No endorsement is intended for products mentioned, nor is criticism meant for products not mentioned. The article's author, Iowa State University and Iowa State University Extension assume no liability resulting from the use of these recommendations.