１选用对口的除草剂农达、农民乐、克无踪等遇土即产生钝化作用，丁（丙）草胺为芽前除草剂，对秧苗相对较安全；草甘磷、二甲四氯、百草枯等残效期长、成本低，二甲四氯对水生杂草有特效。应根据稻田环境及季节要求选用。２药量适宜单纯选用一种除草剂时，视再生稻及杂草生长 1 use the opposite of the herbicide Nongda, peasant music, grams of traceless and other occasions that have the role of passivation, Ding (C) herbicide as a pre-emergence herbicide, the seedlings are relatively safe; glyphosate, , Paraquat and other residues of long duration, low cost, MCPA aquatic weeds have special effects. Should be selected according to rice field environment and season requirements. 2 dosage suitable for a simple selection of a herbicide, as re-growth of rice and weeds