Study on Field Efficacy of Fuxian against Spodoptera exigua

Field insecticidal activity of Fuxian against Spodoptera exigua were investigated and studied. It showed that field efficacy on Spodoptera exiqua is over 80% at dosage of 60 to 120 g/hm2 after 7 days. Fuxian is one of the effective insecticides to control Spodoptera exigua.