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二甲四氯是一种植物激素类型除草剂,具有高度的选择性和内吸性。使用二甲四氯除草剂不仅能除治杂草,而且能促进作物生长,增加产量。秧田使用有利拔秧,大田使用有利返青,是一种在某些方面比除草醚更为优越的除草剂。综合我县各地使用经验,二甲四氯除草剂有“四好”的优点。一、除草效果好。练塘公社农科站于晚三熟早稻大田使用二甲四氯,十四天时检查,对牛毛草、眼子菜和碱菜有94％以上的灭草效果,包括瓜皮草和其它杂草平均有87.1％的防治效果。用药后三十二天检查,
MCPA is a plant hormone-type herbicide, with a high degree of selectivity and systemic. Using MCPA herbicides not only eliminates weeds but also promotes crop growth and increases yield. Use of seedling benefit seedling, the field of greening is advantageous, is a kind of herbicides in certain aspects than weeding ether more superior. Comprehensive use of our county around the experience, two tetrachloro herbicides have “four good” advantages. First, weeding effect is good. Liantong Commune Agricultural Station in the late rice fields in the early use of metsulfuron-methyl, fourteen days to check on the grass, eyes and vegetables cabbage more than 94% of the herbicides, including melons and other weeds on average There are 87.1% of the control effect. Thirty-two days after the test,