Control techniques of soft rot of Chinese cabbage
Chinese cabbage is easy to be infected with soft rot and burning heart disease, which are one of the major hazards of Chinese cabbage. At the initial stage of heading, ridging was carried out combined with topdressing. During the heading period, pay attention to the prevention and control of soft rot, can be sprayed ahead of time agricultural streptomycin or neophytomycin 4000 times solution, antibacterial agent "401" 500 times solution, Cai Fengning 50 times or 50% fungus Kujing 600 times solution control, root irrigation can also be done.
When spraying, pay attention to spraying petiole and root, find diseased plant and pull out in time.
To prevent transmission, a layer of quicklime can be sprinkled around the diseased plant and sprayed continuously for 2-3 times, once every 7-10 days. At the same time, it is necessary to irrigate and preserve soil moisture in time to prevent the occurrence of burning heart disease.
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