After picking fruit from the navel orange, clear the garden in time to remove all weeds and litter and fruit in the orchard. In particular, we must take care to remove the fruit that fell on the ground, covered with green mold, and mildew, and then cut off the internal vaginal cane Outside and outside of the canopy, branches, branches, stems, stems, overlapping branches, over-closed branches and damaged branches during fruit harvesting, short-cut and long branches, and falling fruit and fruiting branches. They are buried deep or burned outside the park and sprayed inside and outside the crown. Once 0.8~1 Baume degree limestone aqueous solution, or 1500 times 5% avermectin plus 1000 times 80% chlorothalonil mixture, 1000 times 0.5% dimethyl disulfide plus 800 times 1.8% octomycin Acetate mixture, evenly spray all the branches inside and outside the crown, to start dropping drops of water is appropriate. It can kill and kill the winter pests that lurk in the weeds and branches and leaves, significantly reducing the occurrence and harm of spring.
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