�P��ɏ��Ⱦˮ�h(hu��n)��B(t��i)�ޏ��

��r�g��2009-09-12 18:35 ��Դ�� : ��x��3692

ժҪ �P��ɏ��Ҫ��Ⱦˮ�w�ޏ�ˮ��ֲ��,��ޏ��Ⱦˮ�w�^��и��H΢��ֲ��ޏ͹��΢��l(f��)�]��Ҫ��á��Ľ�B��ֲ��ޏ͹��΢��P��ɏ��B(t��i)�ޏ��е��ò�չ��P��ɏ�đ��ǰ��,��ָ��ֲ��ޏ͹��Ի��P��ɏ�M��Ч��B(t��i)�ޏ͵��Ҫ�M�ɲ��,��Mһ��ӏ�ֲ��ޏ͹��΢��о��ǽ��P��ɏ��B(t��i)�ޏ͹��ȡ��Mչ��Ҫ�@�أ��P��ɏ�M��{(di��o)��ǽ�Q�P��ɏ��@һ��ص��Ч;��,��P��ɏ�Ŀ��ڸ��I�B(y��ng)��ˮ��B(t��i)�K��Ќ��l(f��)�]Խ��Խ��Ҫ��,��

�P(gu��n)�I�~ �P��ɏ,ֲ��ޏ�,��{(di��o)��,��I�B(y��ng)��

Ŀǰ��Ըߵ�ˮ��S��ֲ��P��ɏ[Eich—hornia crassipes(Mart��)Solms]��ʹ��ˮ��ֲ��ޏͼ��g(sh��)�ѳɞ��Ⱦˮ�w��о��c��֮һ,��(n��i)��ڃ��B(y��ng)ֳ��ˮ,��I(y��)�Uˮ��ˮ�ȷ��ȡ�úܴ��Mչ��ѽ�(j��ng)�C��,��H΢��ֲ��ޏ͹��΢��P��ɏ�ޏ��Ⱦˮ�w�^��аl(f��)�]��Ҫ��[1-2],��

1ֲ��ޏ͹��΢��

ֲ��ޏ͹��΢���ַQ��ֲ��ޏ�΢��(Phytoremediation—promoting Mieroor—ganisms,��PPMs),��ďV�x��v��ָ��ֲ��w��(n��i),��w��w��,��ͨ�^��О��c�ޏ�ֲ�ﹲͬ��ã��܉�?q��)�ֲ��ޏ��^�̮a(ch��n)��ֱ��û��g�Ӵ��M��õĸ��N΢��Ŀ��Q,��M�x��v,��Ŀǰ��Ҫָ��cֲ��ޏ͵�ֲ��(n��i)��΢����H΢��;��Ⱥ[3-6],��Ŀǰ,��ֲ��ޏ͹��΢��Ҫ��÷�ʽ�M�з��(��1)��

2�c�P��ɏ��P(gu��n)��ֲ��ޏ͹��΢��

Ŀǰ,��֪�c�P��ɏ��P(gu��n)��ֲ��ޏ͹��΢��Ҫ��(n��i)��΢��͸��H΢��,��

ֲ��(n��i)��ֲ��S�ܼ��н��ж��ЙC��Ⱦ��Mֲ���Ⱦ��Ĵ��x,��P��ɏ��Դ��ȼ��ˮ��Һ��R��׵Ľ��⣬��C��Ҫ��P��ɏ��R��׺��D(zhu��n)��o�~��w��(n��i)��,��⣬�P��ɏ��,��Ț��w��(n��i)�e�ۻ��Mһ��[8],��P��ɏ��(n��i)��΢��܅��c�˽��^�̣��Ǿ��𵽶��Լ��C��ȵ�߀�]��Ԕ��,��Ժ󑪼ӏ��@��о�,��P��ɏ��аl(f��)�_�ĸ�ϵ��N��΢��ṩ�˗�Ϣ�ͷ�ֳ�Ĉ��,��ϵ��ɹ��o΢��L��Ҫ��ЙC�I�B(y��ng)�͟o�CԪ��,��΢��Ĵ��x�a(ch��n)��纬N��P,��K�ğo�C�}�t��P��ɏ��L�ı�Ҫ�B(y��ng)��,��P��ɏһ��H΢��֮�g�γ��˸��H΢��B(t��i)ϵ�y(t��ng)��ϵ�y(t��ng)��ɢ�ķ��خ��ԽY(ji��)��P(gu��n)ϵ,��P��ɏ��H�Ĺ��΢����Ⱦ��Ľ��D(zhu��n)��Ҫ��,��о��P��ɏ��H΢��ò��ǃH�Hֱ�ӽ��ЙC��,��߀��һ��̶��ֲ���Ⱦ�h(hu��n)��m��,��Mֲ��ЙC��ն��g�Ӽ��ЙC��Ⱦ��Ľ��⡣

3�P��ɏ��B(t��i)�ޏ��

3��1�ЙC��Ⱦ��

�T��ָ��,��Ȼ�l��P��ɏ�܃��ˮ��䱾��н��ӵ��,��H΢��Ĵ��ڸ��M��wϵ�ĳ��á��Ȼˮ�w��,��P��ɏ�Ĵ��,��H�Į��B(y��ng)��Ĕ�(sh��)��ͷN��ӣ��Ķ��߽��ˮ�w��ЙC��[2],��P��ɏ��ĸ�ϵ�ǃ��Ⱦ��P(gu��n)�I��,��ڌ��͸Ĥ��^��,��x�ӻ��z�w�o��͸�^��M��ֲ��w��(n��i),��ܱ��P��ɏ��ֱ��w��(n��i)��Ǳ��ڸ��@��ڸ��ͨ�^��ϵ��N΢��ąf(xi��)ͬ��õõ��,��,��H΢��ڃ��^��ǳ��Ҫ��á��Mһ��о��,��r�P��ɏ��ϵ��H��,��߀��ջ��H΢��ｵ��,��ˣ��P��ɏ��ˮ��^�̻��Ϸ֞�ɲ��P��ɏ�l(f��)�_�ĸ�ϵ��ˮ��Ⱦ��,��Ȼ��P��ɏ��팦��Ⱦ��ս��⼰��΢��ϵ�y(t��ng)�ă��,��켈�Uˮ��̎��ˇ֮��O(sh��)��P��ɏ��У��l(f��)�_��P��ɏˮ�¸�ϵ�܉��Ч��ˮ�е�COD��SS,��Ȼ��ϵ΢��M�н��,��_��˝M��Ч��

3��2�o�C��Ⱦ��

�P��ɏ��L�^��Ҫ��ĵ�,��׵ȠI�B(y��ng)��|(zh��),��˿��ˮ�Пo�C��׵�Ԫ��L�l(f��)��ĠI�B(y��ng)��|(zh��),��,��P��ɏ�l(f��)�_�ĸ�ϵ(횸�)�cˮ�w��|��e��γ��һ��ܼ��^�V��,��@��ʹ��ϵ�܉��ؽ��,��ͬ�r��H߀��΢���Mһ��ӏ��˷e��,��ˮ�w��ؽ��ٺ��^��,��ʹ�䱻��գ��ؽ��ٷe��ꐴ��x��L��(g��u)�ɇ��{�ĸ��,��о��,��ؽ��Cd��P��ɏ��e�ۺ��T��a(ch��n)��ֲ��ؽ��(Phytochelatin��QPC)��Q��(Metallothio—peptide,��QMP),��ڙz�yˮ�w��ؽ��Ⱦ��r��ͬ�r,��a(ch��n)��PC��P��ɏ��ؽ��ٵĿ��ԙC��Ҫ��F(xi��n),��P��ɏ�ⶾ��Ҫ��档��P��ɏ��y�Uˮ�r,��ϵ΢��24 h��(n��i)��y�Ķ��(sh��)��p��,��48 h��(sh��)��_��(w��n)��B(t��i)��Ҫ��,��ϵ΢���P��ɏ��б��o��,��ܜp�p�y��P��ɏ�Ķ��(΢���y�Ľⶾ��)��ʹ��l(f��)�]��B(t��i)�ޏ͹��,��@һ�c�c�P��ɏ�ޏ��r(n��ng)ˎ�r��ϵ΢��䌦��Ⱦ�h(hu��n)��m��,��

4�P��ɏ�đ��ǰ��

��c�P��ɏ��P(gu��n)��ֲ��ޏ͹��΢��P��ɏ�M��Ч��B(t��i)�ޏ͵��Ҫ�M�ɲ��,��ӏ�ֲ��ޏ͹��΢��о��ǽ��P��ɏ��B(t��i)�ޏ͹��ȡ��Mչ��Ҫ��,��P��ɏ��w��ˮ�|(zh��)�a(ch��n)��һ��Ӱ�,��P��ɏ��ֽ��^��У�ጷŵ�,��׺�̼��|(zh��),��@Щ��|(zh��)��ጷ��ٶȴ��ˮ�w��ԃ��ٶȣ��t��ˮ�w�Ķ��Ⱦ,��@��P��ɏ��ˮ�wһֱ��ڠ��h��һ��氼],��СӢ��ָ��˶��P��ɏ��ֽ��ˮ�|(zh��)��,��ĩ��ո��P��ɏ��ߺ��ˮ�w�ԃ��ǽ��Ͷ��P��ɏ��ֽ⌦��ˮ�w��Ⱦ��P(gu��n)�I��(��ͨ�^�Nֲ�ͺ��ˮֲ��ϲݵ��ԃ��),��һ��,��P��ɏ��к܏��Ŀǰ�ѳɞ��S��Һ͵؅^(q��)��һ�N��ַN,��О��Σ��ʮ�N�s��֮һ,��˂��_ʼע��P��ɏ�씳,��ԭ��ֲ�ﻯ��[23_24]��P��ɏ��L,��磮�P��ɏ��ԭ��Cercospora piaropi��l(f��)�Ĳ��܉��P��ɏֲ��֮�g��Ȼ��M��P��ɏ��e��,��ͬ�r,��ԓ��P��ɏ��~��^��ȁ��L�ڵ��r��f��P��ɏ��,��

��,��ǳ��Ҫ��ԓ��ԭ��һ�N��²��ԭ��Ҿ��^��ļ��һ�ԣ�ʩ�Õr��ȫ��˞��Ƶėl��,��ܺ�څ��,��_��ȫʹ�õ�Ŀ�ġ��о��,��P��ɏ��ϵ��ͪ��о��|(zh��)��,��P��ɏ��w��Һ��Ľ��Һ�͸ߜ�̎��P��ɏ��w��Һ��ԭ��L��,��

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