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一、开展稻田化学除草工作的基本情况水稻是我省的主要粮食作物之一。1984年全省水稻种植面积3762.17万亩,占耕地面积6945.07万亩的54.17％;稻谷总产344亿斤,占粮食总产661.2亿后的52.03％。水稻生产在我省占有重要的地位。我省地处亚热带与暖温带的过渡地带,南北气候差异显著,耕作制度复杂多变,六十年代开始,徐淮农业区发展旱改水,里下河农业区实行沤改旱,以太湖农业区为主,并及镇宁
First, to carry out the basic situation of chemical weed control in paddy rice is one of the main food crops in our province. In 1984, the province’s rice planting area was 37.6217 million mu, accounting for 54.17% of the total land area of 69.457 million mu; the total output of paddy rice was 34.4 billion kg, accounting for 52.03% of the total grain output of 66.12 billion yuan. Rice production occupies an important position in our province. The province is located in the transitional zone between subtropical and warm temperate zone, with significant difference between north and south climate. The farming system is complex and changeable. From the 1960s onward, the development of Xuhuai agricultural area is dry and water is changed. In Lixiahe agricultural area, District-based, and Zhenning