西北农林科技大学：《农业昆虫学》课程教学课件（英文版，2012）Chapter 19 Integrated Pest Management of Oil Crops

I IPM of Soybean 3.Growing stage Key Pests: Foliage-feeding pests e.g.deltoid moth (银纹夜蛾)，greenish yellowbrown hawk moth(豆天蛾)，soybean aphids(大豆蚜)

Ⅰ. IPM of Soybean 3. Growing stage 3. Growing stage Key Pests: Foliage-feeding pests e.g. deltoid moth (银纹夜蛾), greenish yellowbrown hawk moth (豆天蛾), soybean aphids (大豆蚜)

I IPM of Soybean 3.Growing stage Control methods: ●Spray insecticides;. Spray Bt (10 billion sports per gram)to water 1:800 dilution;

Ⅰ. IPM of Soybean 3. Growing stage 3. Growing stage Control methods: z Spray insecticides; z Spray Bt (10 billion sports per gram) to water 1:800 dilution;