Trapping test and field trial of pesticide efficacy for Prodenia litura fabricius in Alisma orientale (Sam.) Juzep.field

The trapping test of Lotus and Alisma orientale(Sam.)Juzep.intercrop by 1:9 area.The results showed that Lotus had stronger trapping effect on Prodenia litura fabricius,especially Outer Space Lotus 36,the population number of Prodenia litura fabricius decreased significantly,the field trial of pesticide efficacy showed chemical pesticides 15% Anda SC,10% Chejin SC and biological pesticides 2.5% Caixi SC,20% Miman SC,99% Lüying OL had higher prevent effect to Prodenia litura fabricius larva,99% Lüying OL was one kind of the no resistance risk pesticide to pest,it’s the ideal pesticide for Prodenia litura fabricius integrate control.