Study on Heavy Metal Pollution of Soil in the Base of Dominant Agricultural Products in Henan Province
YANG Lei et al(The Bureau of Environmental Protection Monitor Center,Zhengzhou,Henan 450007)
[Objective] The research aimed to provide references for the monitoring of heavy metal pollution of soil in base of dominant agricultural products.[Method] The situation of heavy metal pollution of soil in base of dominant agricultural products of Henan province was evaluated by the means of single factor pollution index,comprehensive pollution index,and the monitoring of heavy metal pollution of soil in five bases of dominant agricultural products.[Result] The single factor pollution index comprehensive pollution index of eight kinds heavy metals Cu,Zn,Cd,Cr,Hg,As,Ni and Pb in bases of dominant agricultural products of Henan province was on the security level and the soil was on the clean level.[Conclusion] The detection rate of monitoring heavy metals was 100%.Except Hg and As exceeded standard slightly,other heavy metals were under national standard.
【CateGory Index】： X53