2United States General Accounting Office(GAO).Animal waste management and water quality issues[R]. Briefing Report Agriculture, Nutritionand Foresty, U.S.Senate,Gaithersburg, Maryland agriculture:information on to the Committee on, 1995.
5Xiyun Cai, Guangyao Sheng, Weiping Liu. Degradation and detoxification of aeetoehlor in soils treated by organic and thiosulfate amendments[J]. Chemosphere,2007,66(2):286-292.
4Wang X L, Feng A P, Wang Q, et al. Spatial variability of the nutrient balance and related NPSP risk analysis for agro- ecosystems in China in 2010. Agriculture, Ecosystems and Environment, 2014, 193: 42-52.
5Carlson T N, Arthur S T. The impact of land use-land cover changes due to urbanization on surface microclimate and hydrology: a satellite perspective [ J ]. Global and Planetary Change, 2000, 25: 49-65.
6Jim6nez-Muoz J C, Sebrino J A, Plaza A, et al. Comparison Between Fractional Vegetation Cover Retrievals from Vegetation Indices and Spectral Mixture Analysis: Case Study of PROBA/CHRIS Data Over an Agricultural Area [J]. Sensors, 2009, 9(2): 768-793.
7Wang X L, Wang Q, Wu C Q, et al. A method coupled with remote sensing data to evaluate non-point source pollution in the Xin'anjiang catchment of China J]. Science of the Total Environment, 2012, 430: 132-143.