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Pests can be classified into aphids, locusts, spiders, beetles, etc. Different types of pests use different chemicals. For the control of mites, it is advisable to use drugs with strong systemic action such as anti-sweeping and sputum, and anti-caries and other leaf-eating pests such as chlorpyrifos should be used. When the pest is at a young age, the use of a single agent has a good effect. After 3 years of age, it is necessary to use two or more kinds of agents, such as a certain concentration of penetrant.
Application method according to the characteristics of pests
Some pests lay eggs on the leaves, some lay eggs on the back of the leaves; some like to eat young leaves, some like to eat old leaves; some are active in the upper part of the plant, some are active in the lower part of the plant; some like to take it during the day Eat, some like to eat in the evening. According to the above characteristics and the corresponding spraying method, it will achieve better control effect.
Control agents based on the type and size of pests
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