Impact of insecticides on soybean aphid population
Impact of different insecticides on soybean aphid populations. Soybeans were planted on May 22, 2005,
and foliar insecticides were applied on August 2, 2005. The untreated plots are denoted with a solid black line, seed treatments with dotted lines, and thin-colored lines are used for the eight foliar-applied insecticides.
(SEM = standard error of the mean.)