Study on Controlling Pests of the Broccoli with 10% Imidacloprid WP and 2.5% Cypermethrin EC

In order to effectively control aphids and cabbage caterpillars of the broccoli.We tested with 10% imidacloprid WP and 2.5% Cypermethrin Ec in Xingtai Longyao in 2008.The results showed that the first choice for controlling the aphids was 10%imidacloprid WP,recommended the production of 1 500times and 2 000times.2.5% Cypermethrin EC 2 500-4 500times could control cabbage caterpillars of the broccoli and the effect could reach 90.4%-96.9%.10% imidacloprid WP mixed 2.5% Cypermethrin EC could effectivly control the aphids and cabbage caterpillars of the broccoli.