2009•Guangdong nongye kexueOpen access
Efficacy test of 1×10~9 PIB/g Spodoptera litura nucleopoledrovirus·10% Chlorfenapyr SC against Spodoptera litura on Cabbage
Liang Qing
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Abstract
The results of filed efficacy test of 1×109 PIB/g Spodoptera litura nucleopolyhedrovirus.10% Chlorfenapyr SC against Spodoptera litura showed that it had a good effect.After 3 days of spraying 25 mL/667m2,the correction mortality of Spodoptera litura was upwards 85%,and it was obviously better than the effect of 50 mL/667 m2 of 10% Chlorfenapyr SC and 10 g/667 m2 1 ×109 PIB/g Spodoptera litura nucleopolyhedrovirus WP.The results indicated that 1 ×109PIB/g Spodoptera litura nucleopolyhedrovirus.10% Chlorfenapyr SC had a good prospect on the control of Spodoptera litura.