By Adam Sisson
From Iowa State University Extension and Outreach, this 236-page pocket-sized guide (3-3/4" x 6") combines corn and soybean integrated pest management information in one publication for ease of use by farmers, agronomists, and crop scouts. The Corn and Soybean Field Guide provides tools for identifying insects, diseases, and disorders of corn and soybean in the Midwest. The guide also contains information on developmental stages, pesticide decisions, and other production-related topics.
Source : iastate.edu