In the prevention and control of diseases, in addition to the strict disinfection of seed worms, they must be immediately controlled by chemicals in the early stages of disease. The konjac pests are lighter and easier to control. The main diseases are two kinds of soft rot and white fleas, especially the soft rot is a serious hazard, resulting in great losses.
1. Prevention and control of soft rot: First, it was found that the diseased plant was immediately removed and buried deep away from the site to reduce the amount of bacteria left in the soil, and 75% chlorothalonil WP was used to sterilize the pond. The second is to spray konjac leaf and stalk with 72% agricultural streptomycin powder and 30kg water. The third is to use 70% of the enemy's core 500-600 times liquid pouring plant base, once every 7-10d, continuous medication 3-5 times.
2. Prevention and control of white peony disease: spray the konjac plant base with Jinggangmycin or agricultural antibiotic 5102 fungicide 100g/mu watered 60kg, the efficacy is as long as 25-30d, or sprayed with carbendazim 200g/mu water 60kg The base of the planting konjac plant was used once every 7-10 days for 3-5 consecutive times.
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