Spring equinox has tips

Spring greenhouse tomatoes, peppers, eggplants, cucumbers and other warm vegetables: first of all, we must pay attention to the weather changes, grab the "cold tail warm head" timing to colonize. Tomatoes, eggplants and other solanaceous crops can be colonized at a temperature of 10 cm above 10 °C; cucumbers, melons and other melon crops can be colonized when the temperature is 10 cm above 10 °C. The Beijing Plain area is generally in late March. If the seedlings are too large and the ground temperature is still low, the multi-layer cover of the shed can be used to increase the temperature. Secondly, it is necessary to clean the pastoral, remove the former stubble, rotten leaves and weeds in time, and transport them to the outside to concentrate on high-temperature composting and other harmless treatment. Also pay attention to the technical aspects of applying sufficient organic fertilizer, fine land preparation, and reasonable close planting. Linyi Fertilizer Network Copyright

Management of fruits and vegetables such as tomatoes, cucumbers, etc. in the solar greenhouse: adjust the appropriate temperature and humidity: 23 ° C - 30 ° C during the day, 15 ° C at night; appropriate reduction in cloudy days, strengthen ventilation and ventilation. Increase the light: often scrub the shed film to improve the light transmittance. Scientific management of water and fertilizer, plant finishing: timely vines, pruning and snoring, remove the lower yellow leaves and old leaves. It is also necessary to do a good job in the prevention and control of pests and diseases. Cucumber is mainly used to prevent diseases such as downy mildew, white powder and horn spots; tomatoes prevent diseases such as leaf mold and late blight. Strengthen the prevention and control of insects such as aphids, whitefly, spotted fly and cotton bollworm. Linyi Fertilizer Network Copyright

Colonization of cabbage, cabbage, lettuce, lettuce, lettuce and other cabbages: 5-7 days before planting, do a low-temperature "smelting", the Beijing Plain is generally in late March, using the cover film "congenital" increase temperature. Linyi Fertilizer Network Copyright

Sowing of radish, radish, sage, fennel, spinach and other leaf and root vegetables: to improve the quality of the land preparation, apply the decomposed and finely divided high-quality organic fertilizer as the base fertilizer, use seeding or sowing sowing method, pour the bottom of the water, sow After covering the mulch, it should be removed when the seedlings are 70%. It can also be covered with bamboo rafts to cover the agricultural film to raise the temperature, so that it can be planted 10-15 days earlier. Linyi Fertilizer Network Copyright

Management of open winter vegetables: spinach, shallots, leeks and other wintering root leeks should be cultivated in time, remove dead leaves, top dressing with decomposed and finely divided organic fertilizer, and timely watering in late March. Amaranth uses biological pesticides or safe pesticides to control cockroaches. Linyi Fertilizer Network Copyright

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