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平台:
EBSCOhost Environment Complete
(Available from 2001/02/01 until 2012/06/30.)
EBSCOhost OmniFile Full Text Select
(Available from 1995/01/01 until 2009/07/31.)
EBSCOhost Science Reference Center
(Available from 2001/02/01 until 2012/06/30.)
ProQuest Agricultural & Environmental Science Database
(Available from 1999/01/01 until 2009/07/31.)
ProQuest Biological Science Database
(Available from 1999/01/01 until 2009/07/31.)
ProQuest Earth, Atmospheric & Aquatic Science Database
(Available from 1999/01/01 until 2009/07/31.)
ProQuest SciTech Premium Collection
(Available from 1999/01/01 until 2009/07/31.)