Cabbage is the cabbage we are most familiar with, but the name is different from place to place, because the taste is fresh and tender, and has a relatively high nutritional value, and has become people's favorite ingredient. When it is in the seedling stage, cabbage is very susceptible to the infestation of diseases and insect pests, which will cause poor growth of cabbage in the later stage, marketing sales, and sales differences will also occur, so what is the better way to control cabbage diseases and insect pests? And what are the common pests and diseases? Let's take a look.
What are the common pests and diseases of cabbage?
First, the prevention and control methods of cabbage diseases and insect pests
When a viral disease occurs in cabbage, green spots appear on the leaf surface and the root system grows slowly. Potato extraction is delayed, plant dwarfing, flower buds are stunted, easy to reduce yields, and may die before potato extraction. When growing vegetables, disease-resistant varieties should be selected. Spraying 60% of the Celine prophylaxis at the beginning of the disease, and can also spray 300 times the anti-venom fluid, the preventive management effect is very good.
Second, what are the common pests and diseases of cabbage?
1, soft rot after the occurrence of soft rot, there will be translucent water stains, and in a humid environment, will produce white mold, produce a foul odor, and later cabbage lose its commodity value. Prevention methods: Generally implement continuous cropping, reduce the spread of diseases and insect pests, spray streptomycin and antibacterial agents at the beginning of the disease, and vegetables can quickly return to growth after the onset of the disease.
2. Sudden disease This disease is mainly onset in the seedling stage, and after the onset of the disease, there will be water-soaked spots, softening, and white mold will appear in the later stage. Prevention method: Before cultivation, it is necessary to use daisen manganese zinc mixed cultivation, control water at the seedling stage, prevent the occurrence of disease, after the onset of the disease, spray with 25% ruitoxin fungus wet powder or 72.2% Puli water agent, the prevention and management effect is good.
3. After the occurrence of sclerotia, irregular water-stained spots appear, the diseased part is soft and rotten, and white cotton-like hyphae appear. Prevention method: disinfect the seeds with potassium permanganate solution before cultivation, strengthen water and fertilizer management, and spray prevention management with methyl tolbucin.
In summary, the prevention methods of cabbage virus and the detailed introduction of common pests and diseases end here, and the production of cabbage has high requirements for the prevention and management of diseases and insect pests, and it is easy to reduce production if prevention management is not done.