Table 3. Insecticide efficacy trial results for grape colaspis and
white grubs, Tallula, Illinois, May 23-24, 2000.
aInsecticides were applied as seed treatments or as banded or in-furrow
planting-time treatments on May 3, 2000. Plots were evaluated on May 23 and 24, 2000.
bNumber of live plants, grape colaspis larvae, and annual white grubs was
determined for a 1-meter trench (6 inches deep) in each replicate by treatment
combination. Means followed by the same letter do not significantly differ
(P = 0.05, Duncan's New Multiple Range Test).