关于沿江、江南地区改革稻田轮作复种制度的商榷

• 作 者: 汪涉云 汪汝祥
• 机 构: 安徽省农业局,安徽省农业局
• 出 处: 安徽农业科学
• 发表日期: 1979年01期
• 关键词: 轮作复种制 耕地面积 双季稻 农业生产水平 水田 早稻 绿肥 丘陵 年平均 油菜

一、沿江、江南地区的基本概况及轮作复种制度的演变沿江、江南地区是指我省沿江两岸的圩区和皖南的丘陵和山区.这一广阔自然区域内共包括巢湖、安庆、芜湖、徽州、池州等五个地区、四十个县(市).全区总耕地面积1727万多亩,占全省总耕地面积的25.7%.其中水田1352.8万亩占全区总耕地面积的78.3%,占全省水田总面积的50.6%.年平均温度16℃左右,年平均降雨量900—1600毫米.无霜期230—250天.平均每农业人口占耕地1.1亩,每个劳力负担耕地3亩,每头耕畜负担耕地30亩,是个灌溉便利、土地肥沃、人多地少的地区,也是我省农业生产水平较高的地区.

First, the basic situation along the Yangtze River, Jiangnan region and the evolution of crop rotation system Along the Yangtze River and Jiangnan area refers to the polders on both banks of the Yangtze River in our province and the hilly and mountainous areas in southern Anhui, including Chaohu, Anqing, Wuhu, Huizhou , Chizhou and other five regions, 40 counties (cities) .The total area of ​​17270000 acres of arable land, accounting for 25.7% of the total cultivated land in the province, of which 1352.8 acres of paddy fields accounted for 78.3% of the total area of ​​cultivated land, Accounting for 50.6% of the total area of ​​the paddy field in the province, annual average temperature of about 16 ℃, annual average rainfall of 900-1600 mm, frost-free period of 230-250 days, accounting for 1.1 mu of cultivated land per agricultural population, 3 mu of cultivated land per laborer, Head of livestock burden of 30 acres of arable land, irrigation is a convenient, fertile land, more people less area, but also a high level of agricultural production in our province.