Bean pods, also known as bean pods, are the main pests of leguminous vegetables such as cowpeas, kidney beans, lentils, and peas. The larvae feed on buds and cause flower buds to fall; they feed on early pods and cause desalination; The wormholes and piles of rotting green feces are so bitter and unpalatable that they can seriously affect the yield and quality. The prevention and control methods are described as follows: 1. Agricultural control: 1 Crop rotation is applied, and non-legume vegetables are planted for 1-2 years. 2 regularly clear the field of fallen leaves, loquat, dead leaves, eliminate larvae. 3 Remove pests and flowers and concentrate on destruction. 2. Chemical control: Starting from budding, spray the medicine before the larvae roll and the effect is better. Can use 10% imidacloprid wettable powder 1000-1500 times, or 2.5% kungfu emulsifiable concentrate 1000 times, or 50% phoxim EC 2500 times, or moth make emulsifiable concentrate 2000-3000 times, every 7-10 days Spray 1, spray 2-3 times.
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