Based on the research of slope farmland in northern Shaanxi,the extension decision model was set up by the original theory of extenics. The optimal solution is obtained by expanding analysis,provide scientific basis f...Based on the research of slope farmland in northern Shaanxi,the extension decision model was set up by the original theory of extenics. The optimal solution is obtained by expanding analysis,provide scientific basis for decision-making and increase the economic benefits to farmers.展开更多
文摘Based on the research of slope farmland in northern Shaanxi,the extension decision model was set up by the original theory of extenics. The optimal solution is obtained by expanding analysis,provide scientific basis for decision-making and increase the economic benefits to farmers.