The picking of pears and peaches in Jianning County of Fujian Province was basically completed. Affected by high temperatures and showers in August, late pear picking, pear brown spot, pear black spot, pear ringworm disease, pear anthracnose and citrus red spiders The main species of crickets, Pear nettle, Chinese pear hibiscus, Peach perforation, peach scab, peach brown rot, peach anthracnose, peach flow gum disease, mulberry white worm, moth moth, poison moth, calf Diseases and other pests occurred in various degrees in pears and peach orchards, and some of the orchards had emerged yellowing and falling off. There is still a long time from the normal leaves after harvesting, and various pests will continue to be damaged in pears and peach trees. This will delay the leaves, increase the tree vigor, and prevent secondary flowering of pears and peaches. To lay a foundation for stabilizing production, the fruit growers should do a good job of prevention and treatment of pears and peach orchard pests before harvest.
First, the fungicide selection: azoxystrobin, pyraclostrobin, zooxethiophene, 80% complex mancozeb, propenol zinc or dexamethasone, difenoconazole, propiconazole Fluorosilazole, prochloraz manganese salt, prochloraz, dicyaniline, carbendazim, thiophanate-methyl, etc.
Second, the choice of insecticide: clothianidin, acetamiprid, spirotetramat, nitenpyram, indoxacarb, abamectin.
Third, citrus red spider and other anthrax pests used: bifenoyl ester, spirooxime ester (endangered), ethylcarbazole, mineral oil, abamectin.
Fourth, the use of shell insect pests: spirotetramat, imidacloprid, thiazolone, mineral oil.
Five, Tianni class: Find worms such as larvae larvae damage wormholes, with a steel wire to kill or use 80% dichlorvos to kill larvae.
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