我院从1967年开始,对稻田化学除草不中耕进行了试验。几年来,经过有关农业科学研究单位、重点社队、国营农场的试验示范,证明在全省不同地区的早稻或晚稻上采用除草醚、五氯酚钠、杀草丹、扑草净等除草剂,适时、适量单用或混用、拌毒土或与化肥混匀撒施,合理管水,对水稻安全,施药后不中耕,除草效果高于不施药中耕两次的,水稻产量也有所提高。郴州地区 Our hospital from 1967 onwards, the paddy field chemical weeding does not tillage was tested. Over the past few years, after the pilot demonstration of agricultural science research units, key commune teams and state-owned farms, it was proved that herbicides, sodium pentachlorophenate, herbicide and prometryn herbicides were applied to early or late rice in different regions of the province. , Appropriate amount of single or mixed, mixed with soil or fertilizers and mix applicator, reasonable tube water, safe for rice, no plow after the application of pesticides, weeding effect is higher than the non-application of cultivated two times, the yield of rice also has improve. Chenzhou area