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本文详细地综述了世界各国水稻单产高低与杂草防除相关性,化学除草发展与杂草群落演替,除草剂在推广使用中出现的挥发、毒性、对环境污染、杀草丹抑制水稻生育等问题,稻田除草剂具备的特性、主要新品种,并着重指出稻田化学除草应向开发除草剂具有广谱、超高效化、使用适期宽的品种,采用混合剂一次性处理,解决杂草危害的方向发展。
This paper reviewed in detail the relationship between the level of weed control and weed control, the development of chemical weed control and the succession of weed communities, the volatilization and toxicity of herbicides in the promotion and use, the environmental pollution, the inhibition of rice growth by herbicide Dan The characteristics of paddy field herbicides, the main new varieties, and emphasized that weeding herbicides should be broad-spectrum, ultra-efficient, the use of a wide range of suitable varieties, the use of a mixture of one-time treatment to solve the weed hazard The direction of development.