The prevention and treatment of white strip phthalocyanine

The white-branch phthalocyanine belongs to the family Coleoptera. It is widely distributed in China. The main damage is soybean (Edamame) and other leguminous plants. The adult colony eats leaves and petals. In severe cases, only leaf veins or light-extracting whole leaves remain in the leaves, resulting in failure of the legumes to grow. It also harms potatoes, tomatoes, eggplants, and peppers.
Prevention 1. Deep-turning land in winter, so that wintering pseudo-clams expose the ground to freeze or let the natural enemies eat, reducing the number of insects.
Second, artificial net catch adult, pay attention to the skin do not contact adult.
Third, in the adult stage of spraying, can use 2.5% trichlorfon powder 1.5 ~ 2 kg / acre, or 80% trichlorfon soluble powder 1000 times, or 40% acephate EC, 50% malathion Phosphorus EC is 1000 to 1500 times each.

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