Zaohuaxin bore into the flower of jujube flowers, and when the damage is severe, the flowers on the branch can be eaten. First, the law of the occurrence of diploid larvae in the bark cracks and other places overwintering. In the middle and early May, the adult ecloses and lays eggs. The hatching period of the eggs is about 1 week. The hatched larvae can damage the jujube flowers. In the middle and late June, the larvae grow, leave the flower, migrate to the cracks in the bark, etc., and begin to grow into pupa and overwinter. Second, prevention and control methods (a) agricultural control. At the beginning of June, the straw was tied to a tree trunk, etc., to induce adult insects into the weeds. In late June or early July, remove the straw and burn it. This method can achieve better control effect as long as the parts tied with rice straw are appropriate. (b) Chemical control. From the beginning of May to the middle of June, that is, during the spawning and hatching of eggs, 50% of the killing pine emulsion 1000 times, 20% of the fenaryrin emulsion 3000 times, and 48% of the music are used. The emulsion 1000 times liquid spray control, even spray 2 to 3 times.
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