2009•Hubei nongye kexueRequires access

Field Tests of 17 600 IU·mg~(-1) Bt SC for Controling Plutella xylostella L.

Liu Cui-jun

Abstract

The effect of 17 600 IU·mg-1 Bt SC against diamond backmoth(Plutella xylostella L.) was determined.The control efficacy of 17 600 IU.mg-1 Bt SC 1 125 g·hm-2 was 94.36%,higher than 16 000 IU·mg-1 Bt WP 1 125 g·hm-2,which of the later was 85.53%.The results showed that 17 600 IU.mg-1 Bt SC had an excellent effect for controlling Plutella xylostella L.,the dosage of 750～1 125 g·hm-2 was recommended.

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Key concepts: Plutella, Animal science, Toxicology, Horticulture, Biology, Botany, Larva