The orchards will be cleared of dead branches, fallen leaves, weeds, and branches cut off during the winter in order to remove some overwintering pests hidden in litter. Also conducive to underground management, including: top dressing, watering, ploughing and so on.
On the basis of winter shearing, pre-flowering shear was carried out to cut off dead branches and branches, overlapped branches, cross branches, densely crowded branches, diseased branches and branches, and to leave branches quantitatively.
Spray Qingyuan early spring before germination spray 3 to 5 Baume degree lime sulfur or agent 52.5% chlorpyrifos EC 800 times + top good 10% Difenoconazole or 70% Rui Nuojiao 1000 times the mixture. It is very important to control overwintering sources such as brown rot, anthracnose, leaf lobe, perforation, and scab, and overwintering pests of some pests. Each Taoyuan, especially the old Taoyuan, must be sprayed.
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