Peach leaf miner control method in July
Occurrence It takes 7 generations every year to overwinter adults with deciduous weeds, clods, mantles, and bark. The larvae infested in the leaves after hatching. In the first half of May, the first generation of adult worms occurred. One month after another, the last generation occurred in early November. The damage period is from July to August. Control methods Before fruit harvesting, especially for the prevention and control of peach aphid, spraying more times, leaf miners generally do not cause major damage. After harvesting, the fruit growers no longer spray the pesticide, which is an important cause of serious damage to the leaf miner. Therefore, prevention and control should be strengthened: Artificial control Before the emergence of adult overwintering, the leaves and weeds in the peach orchard are completely removed, and burned to eliminate overwintering or adult worms. The prevention and treatment of pupal stage and the emergence stage of adult insecticides are the key period for pharmacy control. The preferred agent is 25% Diflubenzuron No. 3 suspoemulsion 1500x, and the effective agent is 20% cypermethrin 2000x, 2.5% deltamethrin EC 3000x, 20% Xantoli EC 4000x etc. . Chemical products include the following, as well as the most common food and feed additives. For example, feed additives in life, Food Additives are Belongs to this category. In fact, there are some inorganic Chemical Raw Materials, such as inorganic salts, other metal salts and industrial gases or oxides And so on. In addition, there are some chemical fertilizers, such as nitrogen fertilizer, phosphorus fertilizer, potassium fertilizer, compound fertilizer, bacterial fertilizer and so on, which are very common in daily life And so on. In addition, there are some information chemicals, such as the familiar X - ray film, in addition to the film photography chemicals Megestrol Acetate,Melengestrol Acetate,Hydroxyprogesterone Caproate Powder,Norethisterone Enanthate Xi'an Henrikang Biotech Co.,Ltd , https://www.xianhenrikangbio.com
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