Planting Chinese cabbage is prone to viral diseases, causing the leaves to curl, the growing point shrinking, no new roots, no new leaves, the longer and the smaller, and gradually withered to death, unable to pack, can not be broiled, so pay attention to prevention and treatment In order to make normal growth of Chinese cabbage. Specific control methods: In the sowing of Chinese cabbage, 1500 times Shennong chelating fertilizer, 600 times plant virus vaccine mixture soak seeds for 8 to 10 minutes, picked up and cleaned before sowing, to weaken the virus activity of the seeds, Chinese cabbage Seedlings rarely get viral disease. During the seedling stage of Chinese cabbage, the root liquid was applied once every 15 to 20 days for 1 to 1.5 kilograms per time, and then applied for 2 to 3 times and sprayed once every 7 to 10 days. Then add 1000 times the phlegm net mixture, and kill all kinds of pests that spread virus disease, even spray 3 to 5 times, evenly wet all the leaves, in order to start dropping drops of water is appropriate. In this way, the viral activity of the Chinese cabbage plants is weakened. Chinese cabbage will not be infected with virus disease during the process of enveloping the cabbage. The cabbage will be well-knotted and the cabbage will be large, strong, compact, with high yield and good quality.
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