【摘要】 在对昌平县上苑乡进行全面调查的基础上,本文介绍了上苑乡的自然资源与社会经济资源概况,并从当前生产实际情况出发,提出对上苑乡农业生产结构和耕作制度调整的意见.更多还原

【Abstract】 Based on the overall investigation of the Shangyuan Township of Chang Ping country, the article accounted the general situation about the natural and social economic resources of the township. According to the present conditions, authors give suggestions of adjustment on the agricultural production structure, cropping system and soil management.更多还原