Comprehensive prevention and control methods: 1. The agricultural prevention and control method is used for prevention and control by methods such as deep plowing soil, roasted soil, winter frozen soil, cultivating and weeding, and trapping and killing of grass. In particular, the screw is afraid of high temperature and drought, and the sun can die in a few hours. Egg blasts can kill death for a few seconds. 2. Lime soil disinfection. 50-75kg lime powder is applied every 667m2 before and after excavation, which has significant effect on control. Or sprinkle lime powder around the plants for prevention and treatment. 3. Manual capture method. In May and October-November, when a large number of damages occurred, they were manually removed around midnight (23 to 1). Each night for 1 hour, they continued for 10 to 15 times and they were basically captured. 4. Pharmaceutical control law, saving time and efficiency. 16% of Mildite (Tetraacetaldehyde) Spirulina granules were spread evenly in the evening at 500g per mu. Kinds of seedlings are applied after sowing seeds. Transplanting fields can be applied after transplanting. The roots of vegetables are planted at a depth of 20-30 capsules, avoiding planting. The drug has special effects on mollusks, with trapping, stomach poisoning, contact killing, and low toxicity to humans and animals. 2 can be used to control the 8% chlorhexidine granules. 310% polyacetaldehyde (snail enemies) granules, 1 ~ 1.5g/m2. 42% of the exterminated bait baits, 400 ~ 500g per mu. 5 in the absence of special molluscicide in the case of vegetables after the park, sunny midnight soil, spray acephate 500 to 800 times liquid.
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