1. The frontal wax layer of tea is thicker, while the back is thinner, and the pores are all in the back of the leaves. Therefore, the absorption capacity of the backside of tea is generally 5 times higher than that of the frontal tea. When spraying, both front and back surfaces should be sprayed simultaneously, and multiple sprays should be made on the back of the leaves.
2. When used in conjunction with pesticides, attention should be paid to the chemical properties of pesticides and fertilizers, acid fertilizers with acidic pesticides, alkaline fertilizers with alkaline pesticides, and chemical reactions between the two should be noted.
3. Spraying is usually performed on a cloudy day without wind, and the spray rate in the morning is higher. Sunny days can be arranged in the evening.
4, spraying the best choice for a powerful power sprayer, can make fine spray particles, the more fine spray particles, the greater the effect.
5. Top-dressing should be coordinated with a series of other agricultural technical measures.
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