长沙市新型农业经营主体农地适度经营规模的调查与分析

Investigation and Analysis on Scale of Cropland and Management in New Agricultural Business Entities in Changsha City

新型农业经营主体的农地经营规模不是越大越好,合理配置农地生产要素投入,充分发挥农地经营适度规模化的经济效应是当前长沙市新型农业经营主体发展面临的重要问题。从新型农业经营主体农地经营的微观层面货币价值目标和宏观层面实物产量目标出发,以长沙市新型农业经营主体农地规模化经营投入产出调查数据资料为研究样本,农地经营调查范围主要是种植业,运用非参数的数据包络分析(DEA)线性规划方法,研究样本新型农业经营主体经营农地的相对效率,确定最佳适度规模,找出相对效率最高的规模水平,对长沙市新型农业经营主体发展提出建议,以提高长沙市新型农业经营主体的农地经营效率、稳定农作物产量、增加新型农业经营主体的收入。

The new agricultural enterprises operating scale of cropland is not the bigger the better. The rational allocation of agricultural production inputs and giving full play to the economic effect of cropland moderate scale of the new business entities are important issues faced by Changsha City. This study based on the micro level of monetary value and the macro level of real output, put the investigation data of input and output of Changsha City new agricultural enterprises with scale management of cropland as the study sample. The scope of the investigation was mainly of the crop farming and the non parameter data envelopment analysis （DEA） linear programming method was used. The relative efficiency of samples was studied. The appropriate scale of the best and the relative efficiency were determined. Some suggestions for new agricultural enterprises development of Changsha City were put forward, and then cropland management efficiency would be improved, stable yield would be increased and the income of new agricultural business entities of Changsha City would be increased.