1. What medicine can be used to kill snails?Metaldehyde is a low-toxic pesticide that can trap and kill snails and other mollusks. Because it is a small blue particle, it softens in water and has a special fragrance, which is very attractive. Therefore, you must pay attention to the safety of children and pets at home. According to its instructions, the safe period for vegetables is 7 days, which means that the efficacy will be very low after 7 days. 2. What is the best way to eliminate snails?Prevention and treatment methods (1) Poison bait: Use 6% metaldehyde granules for killing in the evening, 500-700 grams per mu, and spread, apply in strips or spots on the ridges in the field in the evening. It has a long lasting effect and good results. (2) Spray control: During the peak period of snail infestation, 80% metaldehyde wettable powder 300 times diluted can be evenly sprayed on the leaves of crops. Spray once every 7 days, and spray 2 to 3 times in a row, so that snails can more easily contact the pesticide when they are active, which can achieve better results. (3) Root irrigation: Soak tea seed powder in clean water for 1 to 2 days, then dilute the tea seed water 50 to 60 times and irrigate the roots of fruit trees, flowers and other crops. This can effectively prevent and control the damage caused by snails. This method has a long lasting effect and good results. 3. Does highly effective chlorfenapyr kill snails?Can kill snails. High-efficiency cyhalothrin belongs to the pyrethroid insecticide, which has contact and stomach poison effects and a broad insecticide spectrum. It mainly controls pests with piercing-sucking mouthparts such as aphids, and can also control pests with chewing mouthparts, and can also kill mites. It has a long lasting effect, kills insects quickly, and has strong knockdown power, but it does not have a systemic effect and has no control effect on snails. It is not a snailicide, so high-efficiency cyhalothrin cannot kill snails or the effect is very poor. 4. Are these two methods the only effective and thorough way to control snails?1. Killing with poison bait: Use 8% metaldehyde granules, about 500 grams per mu, and spread it in the evening, apply it in strips or spots (the spot application distance should be 40-50 cm) on the ridges of the field to kill, which has a good effect. 2. Chemical control: For snails on leaves, you can use 300 times diluted 80% metaldehyde wettable powder or 800-1000 times diluted 98% copper sulfate to spray the crops in the evening. This will make it easier for snails to contact the pesticides when they are active, and the ideal effect can be achieved. Apply the pesticide again after two weeks for better results. 5. Which pesticide is better for killing small snails?Snails like moisture and are afraid of light. They hide in cracks or hidden places during the day and start to look for food in the evening. The peak feeding period of snails is around 10 pm. They burrow into the soil in the early morning and can feed all day on rainy days. They often crawl out after rain to harm vegetables. Snails can generally reproduce 1-2 times a year. April and May are the peak mating and egg-laying periods, May to June is the first peak period of damage, and October to November is the second peak period of damage. Prevention and control methods: remove weeds. Snails lay eggs in the topsoil layer. If the eggs are exposed to the soil surface, the egg shells will rupture and die after being exposed to the sun for more than 17 hours. Therefore, removing weeds during the peak egg-laying period can worsen the living environment of snails and achieve the purpose of indirectly eliminating snails. ② Chemical control. Use 6% snail killer granules to lure and kill, and apply evenly between vegetable rows in the evening, applying a pile every one meter or so, with about 30-40 grains per pile.6. Ants and snails have become a plague. What pesticide can be used to kill them?Chemical control. (1) Use 0.50-0.6 kg of 6% Metaldehyde (tetraacetaldehyde) snail-killing granules, 8% Metaldehyde granules or 2 kg of 10% Metaldehyde (snail enemy) granules per mu, mix with appropriate amount of fine soil or fine sand, and spread evenly in the field in the evening. (2) In the early morning when snails have not yet burrowed into the soil, spray with 800-1000 times diluted copper sulfate or 1% salt water, the control effect can reach more than 80%. (3) If snails are found causing damage, spray the leaves with 1500 times diluted 90% crystalline dichlorvos. |
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