宁夏引黄灌区农村信息化对农业总产值的影响研究

本文根据宁夏灌区实际建立了宁夏农村信息化指数，并从农村信息化的研究视角出发，通过农业总投资、农村信息化、农业从业人数与农业总产值之间的关系研究：农村信息化指数对农业经济的增长呈现正相关，说明在宁夏灌区农村信息化建设，逐渐显现出促进作用；而农村信息化指数跟农业从业人员、农业投资数量成负增长，恰恰说明了农村信息化正推进农业经济由粗放型转向集约式的发展模式转变。主成分回归农业从业人数每增加1万人，农业总产值增加0.4102万元；信息化指数每增加1％，农业总产值增加13.3399万元；农业投资每增加1万元，Desertification Control Institute, Ningxia Academy of Agriculture and Forestry Sciences, Yinchuan 750002)农业总产值就增加0.4123万元。

Effect of rural informatization on gross agricultural output in main yellow river irrigation area of Ningxia

Based on the actual situation of irrigation area of Ningxia,the rural information index in Ningxia was established in this paper. The relationship between total agricultural investment,rural information,agricultural labors and gross agricultural output was studied. The results showed that the rural information index was positively related to the agricultural economy,which indicated that the rural information gradually appeared its improving effects. Meanwhile,the rural information index was negatively related to agricultural labors and agricultural investment,and implied that rural information was promoting the agricultural economy from extensive mode to intensive mode. The regression of principal components showed that every increment of ten thousand labor enhanced gross agricultural output by 4102 yuan RMB; every increment of rural information index of 1% enhanced gross agricultural output by 133399 yuan RMB; every increment of agricultural investment of 10000 yuan RMB enhanced gross agricultural output by 4123 yuan RMB.