Key points of cold prevention of crops in winter

With the arrival of cold winter, for farmers, in addition to the human body to do a good job of cold protection, crops must also do a good job of cold prevention and frost prevention to prevent the adverse effects of low temperature frost. Agricultural experts give a few tips:

For different crops and different growth periods, it is necessary to strengthen field fertilizer and water management, promote crop growth and improve cold resistance.

For open-field crops, timely cleaning ditches for drainage and lowering the groundwater level can effectively prevent frost damage. At the same time, combined with ditch cleaning, mud is cultivated on the roots of crops, which plays the role of pressing grass, heat preservation and seedling protection.

For the greenhouse facilities, measures such as covering grass curtain, non-woven fabric, sunshade net or multi-layer covering can be taken for heat preservation, while timely ventilation and spraying tree protection generals can maintain the plant temperature and prevent the occurrence of diseases. The vegetable nursery bed and nursery ground were sprayed with new high fat film to form a layer of polymer film and covered with small arch shed film or rice straw.