不同农业技术服务组织对甘薯种植经济效益的影响——基于全国甘薯农户微观调研数据的实证研究

利用2019年国家甘薯产业技术体系产业经济固定观察点数据实证研究合作社、科研单位、农资供应商和技术推广部门对甘薯种植经济效益的影响。研究结论如下:(1)科研单位对甘薯种植经济效益有显著正向影响,合作社、农资供应商和技术推广部门对甘薯种植经济效益的影响均不显著,且呈现显著的地区差异。(2)就中低收入的甘薯种植户而言,加入合作社更能有效提高甘薯种植经济效益,而对于中高收入者来说,应该加强与科研单位合作。(3)各类农业技术服务组织对甘薯种植经济效益的影响会因种植规模的不同而有显著差异。

Effects of Different Agricultural Technical Service Organizations on Economic Benefits of Sweet Potato Planting——Empirical Study on the Micro Survey Data of Sweet Potato Farmers in China

Using the fixed observation point data of national sweet potato industry technology system in 2019,this paper empirically studies the impact of cooperatives,scientific research institutions,agricultural material suppliers and technology extension departments on the economic benefits of sweet potato planting.The conclusions are as follows:(1) scientific research institutions have a significant positive impact on the economic benefits of sweet potato planting,while cooperatives,agricultural material suppliers and technology extension departments have no significant impact on the economic benefits of sweet potato planting,and there are significant regional differences.(2) For the middle and low-income sweet potato growers,joining the cooperatives can effectively improve the economic benefits of sweet potato planting,and for the middle and high-income people,cooperation with scientific research institutions should be strengthened.(3) The impact of various agricultural technical service organizations on the economic benefits of sweet potato planting will be significantly different with different planting scale.