4.0M
http://www.alljournals.cn/get_pdf_url.aspx?pcid=90BA3D13E7F3BC869AC96FB3DA594E3FE34FBF7B8BC0E591&cid=&jid=FE163E5DB2274E5937319DE98913EC37&aid=2DB3B6D3544EDEBD69AB69E1E6DBE5C5&yid=FF7AA908D58E97FA&vid=27746BCEEE58E9DC&iid=0B39A22176CE99FB&sid=89389F643CA3F778&eid=20ADD38F841C6A4B
alljournals.cn
全网免费
4.0M
http://www.ecologica.cn/stxb/ch/reader/create_pdf.aspx?file_no=stxb201111241799
《生态学报》官网
全网免费