Wheat winter management techniques

From the time of wheat sowing to before winter, it is an important period to form strong seedlings, increase the delivery before winter, and lay a good foundation for high yields in the following year. It is necessary to strengthen the management of this period.

Seedling replanting seedlings, seedling transplanting wheat seedlings after seedling emergence, seedlings must be timely reseeding. For wheat fields lacking seedlings and ridges, it is necessary to replant in time. Also in the 3-4 leaf stage, the defoliation and defoliation of wheat crops in the lack of seedlings can be carried out. Wheat seedlings must be transplanted with soil and watered after planting. For wheat fields that are difficult to emerge due to soil moisture, they should be watered quickly.

Timely cultivator, seedling-promoting and early-propagation wheat fields should be cultivated before winter. Benefits of cultivating: On the one hand, soil compaction can be removed and roots can be increased; on the other hand, weeds can be removed. About 15 days before the winter wheat is overwhelmed, if the wheat seedlings grow too fast due to excessive fertilizer or high temperatures in autumn and winter, deep plowing should be done 10-15 cm in advance of winter to control the growth and prevent freezing damage.

Chemical Weeding Chemical Weeding is better in the middle and late November, when wheat field weeds are mostly in the 3-leaf stage, and seedlings are easily removed. In general, 50-60 ml of mussels per mu and DuPont superstar 1 g are sprayed evenly on 40 kg of water to control weeds in wheat fields. Take care not to re-spray or spray them to avoid injury.

Winter irrigation should be applied to wheat fields with poor soil moisture and false ploughing. The principle of winter irrigation is to freeze at night, and winter irrigation is just right, that is, when the temperature drops to 3°C in the middle of December, winter irrigation can promote root growth. For the defertilized wheat field can be combined with winter irrigation per acre as appropriate to apply urea 5-8 kg.

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