Quantitative Assessment of Comprehensive Benefits of Water Saving Agriculture
Abstract：Based on the concept of comprehensive benefits of water saving agriculture,the assessment indicator system,including economic benefits,environmental benefits and social benefits,was proposed to quantitative assessment for comprehensive benefits of water saving agriculture,index weights were calculated by combination weighting method based on unitization constraint conditions.The quantitative assessment mode which was traditional market method multiplier method was built.Taking the water saving agriculture of Zaohe Irrigation District as a case study,the economic benefits,environmental benefits,sociality benefits and comprehensive benefits were calculated is and growth and stability,cost-benefit and sensitivity of all benefits were analyzed.It is concluded that all benefits displays generally to be increasing and growth and stability existence difference.The social benefits have the highest proportion,accounted for more than 50% of comprehensive benefits,and the second is environmental benefits and economics benefits.The water saving agriculture shows a higher benefit cost ratio,net present value,internal rate of retune and uncertain risk ability.
Keywords：water-saving agriculturecomprehensive benefitvalue assessmentdynamic changescost-benefit analysis
Publication Date：2011-01-01
Online Publishing Date：2026-09-12(First online date of this platform, not the publication date of the document)