Effective Factors on the Environmental Efficiency of Potato Production in Ardabil County

Document Type : Research Paper

Authors

Abstract

Background and Objective: In order to increase the production of agricultural products, factor productivity growth and increasing the efficiency of farms is necessary. The security of resources, including water and land, has forced farmers to use desirable inputs along with undesirable inputs, which in some cases has caused a negative impact on natural resources and therefore environmental efficiency. Therefore, the objective of this study is to determine the effective factors on the environmental efficiency of potato production in Ardabil County.
 
Materials and Methods: In order to achieve the objective of study, the stochastic frontier translog production function has been estimated and measure the environmental efficiency and the factors affecting it. For this purpose, the data collected from 160 potato farmers of Ardabil County by completing a questionnaire.
 
Results: The results showed that the mean of environmental efficiency of farmers was 67.87%. Therefore, producers can decrease the use of undesirable inputs (fertilizers and pesticides) about 32% by using other inputs values constant. Based on the results, the factors of age, education, main job and the amount of cultivated area showed a positive effect on environmental efficiency. The values of elasticity calculated for the variables of labore, seed, land, chemical fertilizers and pesticides showed that the greatest quantity of elasticity was for labore equal 0.690 and the lowest for the pesticide equal 0.064. Thus the production is faced with increasing returns of scale.
 
Conclusion: Considering the condition of potato production and the amount of environmental efficiency, there is a suitable ground for reducing the use of undesirable inputs such as fertilizers and chemical pesticides. Due to this issue, while reducing production costs, a health product will be product. Considering the positive effect of education and the amount of cultivation and the negative effect of the number of plots, more communication with farmers with higher education and integrated farms can strengthen the economies of scale of potato production and make it more economical.
 

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