Wheat remediation after freezing

After freezing injury occurs in wheat, as long as the tillering section does not freeze to death, the following measures can be taken to remedy: topdressing available nitrogen fertilizer, topdressing 20-30 kg of ammonium bicarbonate or 10 kg of urea per acre (mainly for tertiary damage); spraying plant growth Regulators plus high-quality foliar fertilizers, such as abundant 481, sodium nitrophenolate, dinitrotoluene, potassium dihydrogen phosphate, etc., or foliar fertilizers containing humic acid and trace elements, for example "0.1% rich 481" 2 per mu. Kaga “Dipotassium Dihydrogen Phosphate” 100 g water 30 to 40 kg is sprayed evenly on frozen wheat seedlings (mainly for primary and secondary freezing injury). Wheat field that has frozen at the growth point of wheat seedlings should be changed to early spring varieties, and if it is frozen at the time of returning to jointing stage, it can only be planted in spring sowing crops.

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