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快杀稗(二氯喹啉酸) 据美国报道,快杀稗施用后309天内除水稻外将不能种任何作物,72个月之内不能种茄子、烟草,2年内不能种番茄、胡萝卜。另外,伞形花科作物如胡萝卜、芹菜、香菜等对快杀稗很敏感,应注意不要引起飘移药害,不能用施过快杀稗的水灌溉上述蔬菜。赛克(甲草嗪、嗪草酮) 据美国报道,每公顷施有效成分420～1120克的赛克,4个月以后才可以种苜蓿、芦笋、大麦、玉米、禾本科牧草、小麦、马铃薯、红豆草、番茄、甘蔗、大豆;8个月以后可种水稻、棉花、豌豆;12个月以后可种除块
Barnyardgrass (Quinclorac) According to U.S. reports, barnyardgrass can not grow any crops except rice within 309 days after application, nor can it be planted with eggplant or tobacco for 72 months. Tomato and carrot can not be planted for 2 years. In addition, Umbelliferae crops such as carrots, celery, coriander and other fast-sensitive barnyard grass, should be taken care not to drift drift injury, can not be applied with fast barnyard water irrigation of the above vegetables. Sesquiram (meclizine, metribuzin) According to the U.S. report, after 4 to 4 months of planting the active ingredient of 420 to 1120 grams per hectare of alfalfa, asparagus, barley, corn, grass, wheat, potato , Safflower, tomato, sugar cane, soybean; 8 months after planting rice, cotton, peas; 12 months after the species can be removed