论文部分内容阅读
开原县地处“五山二水三分田”的半山半平原区。4～9月份大于或等于10℃的平均积温在2,800～3,000℃,平均年降水量591.9毫米,无霜期145天左右,土质多为黄棕壤,肥力中等,PH值6～7.5,环境条件适于种植大豆。解放后,我县大豆的产量虽然有所增加,但平均亩产却一直徘徊在200斤左右,党的三中全会精神激发了农民种好大豆的积极性,认真学科学、用科学,积极改革大豆栽培技术,出现了三年迈出三大步的喜人形势。1979年全县大豆平均亩产234斤,向国家交售大豆3,748万斤;1980年平均亩产上升到265斤,向国家交售大豆4,483万斤;1981年总产7,654万斤,平均亩产305斤,向国家交售大豆5,677万斤,开创了历史新纪录。
Kaoyuan County is located in the “five mountains and two water three points Tian” semi-plains area. From April to September, the average accumulated temperature at or above 10 ℃ was in the range of 2,800 ℃ to 3,000 ℃ with an average annual precipitation of 591.9 mm and the frost-free period was about 145 days. The soil quality was mostly yellow brown soil with moderate fertility and pH value of 6-7.5. Planting soybeans. After the liberation, although the output of soybean in our county has increased, the average yield per mu has been hovering around 200 kilos. The spirit of the Third Plenary Session of the Party inspired the enthusiasm of peasants to grow good soybeans, earnestly studied science, and used science to actively reform soybean Cultivation techniques, there have been three gratifying three-year situation. In 1979, the average yield of soybean in the county was 234 kg, and the soybean was sold to the country at 37.48 million kg. In 1980, the average yield per mu rose to 265 kg, and the soybean was sold to the country at 44.83 million kg. In 1981, the output was 76.54 million kg, the average yield per mu 305 pounds, 5,677 kg of soybean sold to the country, creating a new record in history.