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Which herbicides affect post-crop crops?
1. Quick killing crickets (quinacridic acid): no crops can be grown except for rice within 300 days after the fast killing application. Eggplant and tobacco cannot be grown within 12 months. Tomatoes and carrots cannot be grown within 2 years. In addition, umbelliferous crops such as carrots, celery, parsley, etc. are very sensitive to swift slaughter, and the above-mentioned crops cannot be watered with water that has been used to smash the paddy fields. 2, chlorsulfuron-methyl: It has a long retention period in the soil, and it should not be used to grow beets, rice, potatoes, melons, vegetables, sorghum, and cotton. 3. Sai Ke (Acetomethoxazine, oxaprozin): According to the experimental report, 4 to 14 grams of sac active ingredient per hectare (15 mus) can be planted, asparagus, wheat, barley, and corn four months later. Potatoes, sweet potatoes, sugar cane, soybeans, grasses; 8 months later, rice and cotton can be planted. After 12 months, crops other than roots can be planted. At present, it is generally recommended that Secor use a dose of 210-560 grams per hectare of active ingredient, which is generally safe for post-crop crops. 4. Guangmiaoling: According to reports, Guangmianling with an active ingredient of 560-1400 g per hectare (15 mu) can be used to grow rice, cotton, corn, pepper, tobacco, and cucurbit crops for 9 months after application; 16 All crops can be planted after the month. At present, it is generally recommended that the use of Guangweiling be used in combination with other drugs without any effect on the post-crop, but heavy spraying has a slight effect on wheat. 5, Pu Shi: Long-acting herbicides. According to reports, Pu Shite, 70 grams per hectare of active ingredient, can plant wheat, peas, and pods four months after application, and can plant barley and tobacco after nine and a half months; corn, cotton, potatoes, and sorghum can be grown after 18 months. After 40 months, beets can be grown. 6, Kusaoqing: rapid degradation in alkaline soil, slow degradation in acidic soil. For example, sugar beet, rapeseed, and cotton must be kept at intervals of two years or more in the field where Koma grass is applied.