Application of ecological risk analysis on soil fertility evaluation in farmlands
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Abstract:
Ecological risk analysis is one of the hot topics in ecological study.This paper discusses the content of ecological risk and gives a definition to it:ecological risk is the probability of bad happenings caused by the ecological factors and the degrees of
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LI Wei de, LI Zi zhen, SHI Hong hua . Application of ecological risk analysis on soil fertility evaluation in farmlands[J]. Acta Botanica Boreali-Occidentalia Sinica,2004,24(3):
