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| Safety evaluation of the agricultural eco-economics of Zhifanggou watershed in the Hilly-gully region of Loess Plateau |
| Wang Jijun |
Institute of Soil and Water Conservation,Chinese Academy of Science and Ministry of Water Resources,Northwest A & F
University,712100,Yangling,Shaanxi,China |
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Abstract Based on the developing process of agricultural eco-economic system of Zhifanggou watershed nearly 70 years,and the evaluation index system which was suggested in national ninth five years subject,the situation of the agricultural eco-economics snfety in mark years of different development stage of Zhifanggou watershed was evaluatied.It was concluded that,the agricultural eco-economic system had been the situation of sub-safety in 1938,2000,2005,extreme unsafe in 1958,1975,and unsafe in 1985,1990,1995.Through the analysis of driving force for the change of agricultural eco-economics safety,it may be forecasted that the developing trend of the agricultural eco-economics safety,and some proposals to achieve agricultural eco-economics safety,focusing on the cultivation of leading industry,improving circular chain of the system,and adjusting industry structure,achieving the effective and sustain able use of agricultural resource were suggested.
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Received: 07 September 2007
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