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EBSCOhost Academic Search Complete
(Available from 2003/09/01. Most recent 1 year(s) not available.)
EBSCOhost OmniFile Full Text Select
(Available from 2003/09/01 until 2006/04/15.)
ProQuest Agricultural & Environmental Science Database
(Available from 1995/12/01 volume: 39 issue: 4 until 2006/10/31 volume: 50 issue: 3.)
ProQuest Earth, Atmospheric & Aquatic Science Database
(Available from 1995/12/01 volume: 39 issue: 4 until 2006/10/31 volume: 50 issue: 3.)
ProQuest SciTech Premium Collection
(Available from 1995/12/01 volume: 39 issue: 4 until 2006/10/31 volume: 50 issue: 3.)
Wiley Online Library
(Available from 1997.)