Study On The Selection Of Hog Raising Scale In Henan Province Based On Cost Benefit

For the animal husbandry economy in Henan Province,the pig industry is undoubtedly a pillar industry.Its output value in the total output value of animal husbandry has reached 37.55% in 2015,and it's one of the main sources of income of farmers' families.Pig industry has a role that can't be ignored in ensuring market supply balance,stabilizing market prices,promoting the continuous development of local agricultural products processing industry and increasing farmers' income.Now the pig industry in Henan Province is at a critical stage of transformation and upgrading.It has a very important value indepth discussion of the pig industry in Henan Province to improve the agricultural structure in the province,to achieve farmers' income and enhance competitive advantages of their livestock products at home and abroad market both in theory and the reality.This paper analyzes the basic situation of the development of pig breeding scale in the case of Henan Province,learning about the main problems in the development of pig industry and the causes of the problems in Henan Province.On this basis,using the statistical data in 2006-2015,to analyze the number of years of pig raising,the various indicators of the cost and income in Henan Province,SPSS is used for regression analysis.Then the gray situation decision-making method is used to measure the effect of the mean value of the breeding scale of pig in Henan Province in 2006-2015,to list the comparison analysis of comprehensive decision matrix;Finally,the largest comprehensive decision-making matrix value is suitable for the pig breeding scale in Henan Province.Based on the above correlation analysis,conclusions are: in the four kinds of feeding scale,large-scale is the appropriate size of pig breeding in Henan Province.Henan Province should strengthen the development of large-scale feeding and rationally control decentralized and other scale feeding mode.Finally,based on the above analysis,this paper puts forward relevant policy and suggestions for the sustainable and healthy development of pig industry in Henan Province.