After picking fruit from the navel orange, clearing the garden in time can play a very good role in controlling pests and diseases. Remove all weeds and litter in the orchard, especially to clear the fruits of green mold and penicillum that fall on the ground, and then cut off the internal vaginal branches, branches and branches outside the canopy, weak branches, and dried up. Branches, overlapping branches, over dense branches and damaged branches during fruit harvesting, short-cut lengthy branches and falling fruit drop branches, and are buried deep or burned outside the park.
Spray a 0.8 to 1 Baume degree limestone aqueous solution, or 1500 times 5% avermectin, 1,000 times 80% chlorothalonil mixture, or 1,000 times 0.5% dimethyl disulfide, 800 times 1.8% octamine acetate mixture, evenly spray all the branches inside and outside the crown, to start dropping drops is appropriate. In this way, all kinds of pests that are lurking in weeds and leaves can be killed and exterminated, significantly reducing the occurrence and damage of spring.
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