Steen R J C D. 1999. Ecological risk assessment of agrochemicals in European Estuaries [J]. Environmental Toxicology and Chemistry, 1999, 18(7):1 574~1 581.
[3]
Tucker M, Napier T L, perceptions of risk associated with use of farm chemiscals: Implications for conservation initiatives[J]. Environmental Management,1998,22(4):575~587.
[4]
Reports of Sustainable Agriculture Working Group (SAWG).“Challeges and Opportunities for Sustainable Agriculture inChina[M].Beijing: China Environment Science Press,1997.