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Showing papers in "Journal of Jiangxi Agricultural University in 2004"


Journal Article
TL;DR: In 2003, a survey of water, bottom mine in Lean river and Dawu river and tail mineral, soil was conducted as mentioned in this paper, which indicated that the river water contained exceptionally high concentrations of copper.
Abstract: Copper is an essential nourishment in creature. Just the right amount of copper is beneficial to life, but too much is harmful. Heavy metal - contaminated water and soil, tail mineral, minedistrict will break the environment. In 2003 summer, a survey of water, bottom mine in Lean river and Dawu river and tail mineral , soil was conducted. Chemical analysis indicated that the river water contained exceptionally high concentrations of copper. Copper content in Dawu river was between 15 -30 mg/L. The amount of copper in bottom mine was between 500-9 000 mg/kg. The copper content in bottom mine of Lean river reached to 500 mg/ kg, and in mineral soil it was up to 186 mg/kg. The plants that collected were sieved, getting 16 kinds of advantage plant with copper measures above 100 mg/kg. They may be used to clean the copper pollutant from soil and river.

7 citations



Journal Article
TL;DR: In this paper, the authors pointed out the existing risk in constuction projects and created the structure of the risk management system of construction project, whereafter, they gave a particular explanation of the eight sections comprising the risks management system, i.e., risk management goal, risk management organization, risk identification, risk estimatien, risk assessment, risk decision, risk monitoring, and the ultimate appraisal of risk management.
Abstract: This paper points out the existing risk in constuction projects. The structure of the risk management system of construction project is also created. Whereafter,it gives a particular explanation of the eight sections comprising the risk management system, i.e. The risk management goal, the risk management organization, the risk identification, the risk estimatien, the risk assessment, the risk decision, the risk monitoring, and the ultimate appraisal of risk management.

1 citations