Scientific water supply: During the period of cabbage cabbage, keep the water even and adequately supplied. Avoid it when it is dry for a long time. Generally, water should be poured once in the morning and evening, and each plant should be poured 1~1.5 kg each time. Cover the surface with straw or other weeds to keep the soil moist.
Rational fertilization: increase phosphorus and potassium fertilizers and organic fertilizers, and control nitrogen fertilizers. In order to inhibit its madness, in the early and middle stages of the ball, each application of potassium dihydrogen phosphate and an appropriate amount of farmyard manure, each time 15 to 20 grams per plant, drenched with clear water or simmered manure.
Prevention and control of pests and diseases: found pests and diseases, continuous spraying 2 to 3 times 1500 times liquid farm music, 1500 times liquid music, 1000 times liquid can kill the mixture for prevention. If the soft rot is serious, it should be added with 5000 times of liquid streptomycin.
(speaking)
Fiberglass Sleeve,Glass Fiber Sleeve,Fiberglass Sleeving
Tianrui Fiberglass Composites Co., Ltd. , http://www.sdfiberglassmesh.com