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Remedial measures after the occurrence of grape frost damage

1. Early irrigation and drainage

Irrigation should be carried out as soon as possible after thawing, speeding up the thawing of deep soil, promoting soil warming, easing land drought and air dryness, accelerating grape root activity, promoting new root germination, absorbing and transferring water to the upper part of the tree; Arrange the arrangement, maintain the soil moisture, reduce the physiological drought of the vine caused by the freezing damage, and reduce the degree of freezing of the vine.

2. Investigation of frost damage after germination

Investigate the frozen area and the degree of freezing of each variety, and then take corresponding remedial measures according to the actual situation.

3. Management of frozen gardens

Differentiate the actual situation of the frozen vineyards and take appropriate management measures. For the gardens with less frost damage, cut off the frozen parts of the trees, select the sprouts that grow vigorously and germination, and focus on cultivating them. For plants with heavier frozen trees, combined with variety transformation, high-grain grafting or green branch grafting; or new shoots germinated in the roots, preferably vigorously growing branches.

4. Strengthen the prevention and prevention of pests and diseases

According to the actual conditions of various varieties and various pests and diseases in each garden, rational use of drugs to reduce the occurrence of pests and diseases.

5. Strengthen post management

It is necessary to strengthen the later management of the frozen garden tablets, apply more phosphorus, potassium and calcium fertilizers; cultivate robust branches, enhance the cold resistance and drought resistance of the trees; reduce the load and promote the recovery of tree plants.

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TaBo Candles Factory
Add: 1708 B Lecheng, Qiaoxi area 050000 Shijiazhuang, Hebei, China.
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