【摘要】 查清中低产田的面积、分布与开发条件是制定农业综台开发规划的重要依据。采用按公里网布设的农业资源动态监测系统,开展对耕地不同产量水平的面积与分布的动态监测,其方法具有准确、简便和实用的特点。更多还原

【Abstract】 Making clear of the area,distribution and its exploitation condition of midium and low yield land forms an important basis for making up agricultural comprehensive exploitation programme.The agri- cultural resources dynamic monitoring system worked out by planning dots according to coordinate kilometer net can dynamically monitor the area and distribution of different yields cultivated land.It has the characteristic of accuracy,convenience and practice.更多还原