Pear tree autumn tube

One, hanging sticks:

Soft pear twigs, fruity sag grows when fruity fruits are abundant, and in the case of excessive fruiting, it tends to split. Can be tied in the long hair, the results of the pear branches with a rope hanging on the gills to prevent chapped. Long wooden poles with rakes can also be used to hold the resulting branches in the middle, preventing lychee from being overweight.

Second, pest control:

In the autumn, according to the occurrence of pests, spraying 1-2 times per month with 50% dichlorvos plus 40% iridiophos or 40% dicofol 800-1000 times can control locusts, red spiders, pear caterpillars, pear borer, Peach borer and various leaf insects. Spray 50% of carbendazim WP 500-600 times, or 70% thiophanate-methyl 800 times once every 15-20 days to control the disease of the ringworm, scab, and fungal diseases. .

Third, top-dressing watering:

During the period of rapid fruit growth, topdressing fertilizers were applied one at a time. Each plant was applied with 0.3-1.5 kg N, P and K fertilizers according to the size of the tree, and 0.3% potassium dihydrogen phosphate was applied outside the roots for 1-2 times. Watering timely after top dressing to promote the absorption and utilization of fertilizer. After the fruit is harvested, the basal fertilizer can be applied in time. According to the size of the tree, 50-250 kilograms of organic fertilizer, 5-10 kilograms of superphosphate, 1-2 kilograms of ammonium nitrate can be applied per plant and the depth of fertilization should be less than 25 cm.

Fourth, scrape the old skin:

The wintering pests in bark cracks mainly include: Pyrosphaeridae, Pyriacidae, Pear-tree, Pear-grass, Pear-tree, and Pear-tree, which are the source of disease and pests in the following year. Therefore, in the autumn, the old skin should be scraped off in time to reduce the base number of wintering of the disease and insects, so as to lay a solid foundation for the prevention and control of diseases and insect pests in the coming year.

Fried Series

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