��GIS��y��в�ͬ��܅^(q��)��ؽ��Ⱦ�u�r��ֲ��

��r�g��2016-02-22 10:50 ��Դ��h(hu��n)��ƌW ��: ��x��1892

ժҪ

��y��8�N��ͬ��й��܅^(q��)��(0~20cm)��о��,ÿ��܅^(q��)��ɼ�10��,��80��.ͨ�^��(sh��)��y(t��ng)Ӌ�͵ؽy(t��ng)Ӌ�W��,��u�r�y��Ѕ^(q��)��ͬ��܅^(q��)��ؽ��Zn,��Cd��Pb,��Mn��Cu��Cr��Ⱦ�F(xi��n)���Դ,��GIS֧��L��ؽ��ٺ��g�ֲ��D.�Y��,�y��Zn��Cd,��Pb��Mn,��Cu��Cr��ƽ��ֵ�քe��74.87,��0.15��29.02,��553.55,��40.37��80.79mg·kg-1,��ڌ��ֵ,�ʬF(xi��n)��ؽ��۷e�F(xi��n)��.ͨ�^��Ⱦָ��(sh��)��֪,�y��в�ͬ�ؽ��Ⱦ�̶��Ξ�:Cu>Pb>Zn>Cr>Cd>Mn.�Ŀ��g�ֲ��Կ��,Zn��Cd,��Pb��Cr�ږ|��,��Ϻ��Ѕ^(q��)�в��^��,Mn��Cu�ږ|��Ѕ^(q��)�в��^��.ͨ�^��(n��i)÷�_�C��ָ��(sh��)��֪,�y��е�·�͹��I(y��)�^(q��)�ʬF(xi��n)�ж��Ⱦ,��܅^(q��)��F(xi��n)��p��Ⱦ.��ͬ��܅^(q��)��Ⱦ�̶��Ξ�:��·>��I(y��)�^(q��)>�̘I(y��)�^(q��)>�t(y��)��^(q��)>סլ�^(q��)>��@>�_�l(f��)�^(q��)>�ƽ̅^(q��).�f��S��(j��ng)��l(f��)չ,�y��ؽ��ٺ��ܵ��и��N���ӵ�Ӱ�.

����D�d��ǳ��ڂ��f��Ϣ֮Ŀ�ġ��Ё�Դ��ע�e�`��ַ��ĺϷ��,��Ո��߳֙��C��c��W(w��ng)(li��n)ϵ,��҂��r��,��h��x�x,��