��ͬ��ӄ��(du��)�Uұ��Ⱦ��U��k��(w��n)��Ч��о�

��r(sh��)�g��2014-03-26 10:13 ��(l��i)Դ��h(hu��n)��ƌW(xu��)�W(xu��)��(b��o) ��: ��x��2236

ժҪ��о��Uұ��γɵ��ؽ��?g��u)?f��)��Ⱦʯ��ؽ��ٵķ�(w��n)��,��Ⱦ��(Pb,��Cd��քe��2337��21.4mg·kg-1)�зքe��⛡��},��ʯ��,��}�ᡢ��,ͨ�^(gu��)��ԇ�(y��n)̽ӑ�˲�ͬ��ӄ��(du��)��ؽ��Ч�Ժͺ��(LoliumperenneL.cv.Rainbow)�Ԡ��Ӱ�.�Y(ji��)��,��ʯ��@��DTPA-Cd��,��(du��)DTPA-Pb��o(w��)�@��Ӱ�;��}��@��DTPA-Cd��,��(du��)DTPA-Pb��o(w��)��@Ӱ�.��,��c�}��,��}��@��DTPA-Pb(��ͷ��Ȟ�39.5%~47.8%)��DTPA-Cd��(��ͷ��Ȟ�10.5%~19.4%)(p<0.05),��⛺��}��̎��c�Ϊ�(d��)��̎��,��DTPA-Pb��½��12.6%(p<0.05).��⛺��}��̎��Olsen-P��pH��@��چΪ�(d��)��̎��.��ʯ�Һ��}��̎��ֲ��a(ch��n)��@��ڳ��(du��)��̎��,��̎��ϲ��a(ch��n)��Ȍ�(du��)��100%~140%.��}��@��ֲ��ϲ��k��,��̎��@��ֲ��ϲ��U��(p<0.05).

�P(gu��n)�I�~��Uұ��Ⱦ,��,��(w��n)��}��

�U,��\ұ��ɇ�(y��n)�ص��ؽ��ٷe��,һ��r��,�@�ұ��I(y��)��Ҫ��U,��\��k�ķe�۱��^��(y��n)��.�҇�(gu��)��U��a(ch��n)��(gu��),�Uұ��ѽ�(j��ng)��ɺ��ϡ��V�|,��F�ݼ��ĳЩ�؅^(q��)��ؽ��ٷe��.Ŀǰ,�҇�(gu��)�Uұ��I(y��)�Ĵ��Uƽ��95%��,��,�Uұ��^(gu��)�̕�(hu��)��(d��o)�´��ؽ��M(j��n)��“��U”,��ɭh(hu��n)��ؽ��ؓ(f��)�ɼ��.�҇�(gu��)�Ϸ��Ķ��(sh��)�U��\ұ��S��_(k��i)�ɺ�ұ��Y(ji��)��͵�,�@�Nұ��S��ɵ��ؽ��Ⱦ��Ҫ��(l��i)�Դ��,��U��β�V��c�L(f��ng)��,��ˮ�ŷŵ��^(gu��)��,��؅^(q��)һЩ�Uұ��I(y��)�ĵVʯ��Ҫ��ُ(g��u)��,��I(y��)��a(ch��n)�^(gu��)�̲��Vʯ�_(k��i)��,��,��ؽ��Ⱦ�H��(l��i)��I(y��)��ұ��^(gu��)��.

��ʡ��҇�(gu��)��d�Įa(ch��n)�U��ʡ,��(l��i)�Uұ��ѽ�(j��ng)��ɲ��ֵ؅^(q��)��ͯѪ�U��(bi��o),��Ҳ�ܵ�Ӱ�,��(du��)�@һ�؅^(q��)��U��Ⱦ��ޏ�(f��)�о��^��.ͬ�r(sh��),��ʡ��Ҫ�Uұ��S�ֲ��^(q��)��ʯ��.��,��ͨ�^(gu��)�о��ס�ʯ�Ҽ��o(w��)�C(j��)��Ȍ�(du��)�Uұ��γɵ��ؽ��Ⱦ��ʯ��U��k�ķ�(w��n)��,̽ӑ��ͬ��ӄ��(du��)��ؽ��Ч�Ժ�ֲ��ؽ��ٷe�۵�Ӱ�,��˽�o(w��)�C(j��)�ጦ(du��)��,��U��Ч�Ե�Ӱ�.

����D(zhu��n)�d��ǳ��ڂ��f��Ϣ֮Ŀ��,��Ё�(l��i)Դ��(bi��o)ע�e(cu��)�`��ַ��ĺϷ��(qu��n)�棬Ո(q��ng)��߳֙�(qu��n)��C��c��W(w��ng)(li��n)ϵ,��҂��r(sh��)��,��h��,��x�x��