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Greenbugs ( small, green,
soft-bodied, tear-drop shaped aphids with transparent cornicles) can be a
concern in the southern half of the state in the fall after the first
frost or during the spring. Infestation is usually wind borne during
periods of relatively mild, dry weather. Yellowish spots in a field that
are not confined to low areas is a typical sign of infestation. Damage is
generally more pronounced on the lower leaves. The variety TAM 110 carries
resistance to current biotypes E, I, and K. This is an improvement over
TAM 107, which was only resistant to biotype C. |