Peach trees are easy to grow, but they are weak in resistance to pests and diseases. They are most vulnerable to aphids, red spiders, and beetles. They are also prone to brown spot, leaf shrinkage, and trunk gum disease. The pests and diseases that need to be controlled during the growth period are listed below for the reference of netizens.

I. Prevention and control methods of pests and diseases in the dormant period of peach trees from December to March:

The main work of the peach tree in the dormant period is to clear the garden, eliminate the wintering pests and diseases, and reduce the pests and diseases in the coming year. Cut off the branches, diseased branches, and dead fruits on the tree, and remove the ground branches, fallen leaves, weeds, diseased fruits, and diseased branches. Scrape scar rot and branches old Alice skin, apply sanitizers protection.

Spray the stone sulphur mixture in the whole garden. Mainly for rot, brown rot and scale insects.

Second, from March to April, the control methods of pests and diseases before the germination of peach trees to flowering:

This stage of peach tree buds to pre-flowering mainly controls peach perforation, leaf shrinkage, and aphids. It can be sprayed with 25% deltamethrin 500 times solution + bactericide, and the effect is good.

In order to prevent the disease and pests from causing the tree to weaken, the nutrient supply is not available. Before the flowering, the young fruit period and the fruit expansion period, the “Guaguo Zilingling” + 0.3% urea + 0.3% potassium dihydrogen phosphate is applied. If you increase the fruit set rate.

3. The pest control methods for the growth period of the new shoots of peach trees from April to May:

During the growth period of the new shoots of peach trees, the damaged new shoots should be removed in time, burned intensively, and the small larvae of pears should be eliminated. At this time, the main control of peach tree brown rot, perforation, anthracnose, aphids, pear small heartworm, leaf curler, leaf miner, red spider.

It can be controlled by spraying with 72% agricultural streptomycin 3000 times plus 0.5% avermectin 3000 times.

4. Prevention and control methods of pests and diseases during the growth and development of peach trees in May and June:

The growth and development of peach fruit young fruit is the first adult adult stage of P. sinensis, and it is the adult stage of P. variabilis. It is the key to timely prevention and control. It can be controlled with 40% Fuxing 8000 times plus 20% worm 1200 times plus borocalcium 1200 times.

5. Prevention and control methods of pests and diseases of mature peach trees in early maturity from June to July:

In the mature stage of peach early maturing varieties, the second generation adult stage of P. sinensis, hatching larvae began to harm the fruit, which is the focus of spraying prevention. In addition, brown rot, perforation, scab, red spider, peach aphid, leaf miner, aphid, and scale insect also cause damage to peach trees.

The method of prevention and treatment can be carried out by spraying with 1200 times of 70% of methacrylate and 8000 times of avermectin by 20%.

6. Prevention and control methods of pests and diseases in mature stages of mid-maturing peach trees from July to August:

The mature stage of mature varieties in peach trees is also the third generation adult stage of P. sinensis. It is the first adult stage of P. sylvestris. It needs timely prevention and control to avoid harm to the fruit. It is also the stage of brown rot, perforation, anthracnose, cotton bollworm, peach aphid and red spider.

The control measures can be carried out by spraying 70% of the sensitized zinc 600 times plus 5% of the hexaflumuron 2000 times or 3% of the avermectin 700 times plus 90% of the Wanling powder 3000 times to control the pests and diseases.

Pest control methods for the maturity of peach tree late maturing varieties from August to October:

In the late maturity of peach trees, the main diseases are brown rot, anthracnose, leaf miner, pear small heartworm, peach aphid, spider mites, mites and other pests.

Spray control can be carried out by using 1200 times of 70% of the nails and 1200 times of 22%.

8. From October to December, the pest control methods after the harvesting of peach trees to dormancy:

The peach trees after harvesting mainly prevent perforation and gum disease. The whole garden can be disinfected with a stone sulphur spray to prevent and cure perforation. For peach tree gum disease, scrape the glue and apply the disinfectant to eradicate the gum disease.

More pesticide knowledge , please pay attention to China Pesticide Network

(Source: farming network)

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