Winter cultivation, seeding with new high-fat membrane before planting (can be mixed with seed coating agent), can avoid underground pests, isolate virus infection, does not affect germination and swelling function, strengthens breathing intensity and improves seed germination rate. Choose loose-grained, fertile, deep-rooted plots to raise seedlings, strengthen fertilizer and water management during seedling stage, water and water, and use thin fertilizers to cultivate robust seedlings. Before the planting, each mu is uniformly applied with fully decomposed farmyard manure. At the same time, the quicklime is applied, the shallow tillage is shallow, the fertilizer, soil, and lime are evenly mixed, and then the soil is prepared. Reasonable close planting, according to the "Agricultural Resources Taobao Guide", timely introduction of spraying vegetables and strong stems + new high fat film, plant stems can be thick, leaves thick, fresh leaves, plants flourish, natural taste. At the same time, it can improve the ability to resist disasters, reduce the amount of pesticides and fertilizers, and reduce residual toxicity. In case of low temperature, double or multi-layer film is used to prevent freezing damage. At noon on a sunny day, uncover the film, ventilate and reduce humidity. Before the plants are closed, the water is poured into the water for 2 to 3 times. After the ridge is closed, the urea solution is poured once. Prevention of pests and diseases. The celery seedling stage is mainly controlled by targeted medicinal agents. It can also be used to control pests and diseases after fumigation in winter. Disclaimer: Some articles on this website are transferred from the Internet. If legal rights of third parties are involved, please inform this website. phone Cervical Ripening Balloon,cervical dilation Catheter,Silicone Cervical Ripening Balloon,Silicone Cerivcal Dilation Catheter Anesthesia Medical Co., Ltd. , https://www.medicaldiverse.com