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平台:
ProQuest Agricultural & Environmental Science Database
(Available from 2007/02/01 volume: 33 issue: 1 until 2018/11/30 volume: 44 issue: 6.)
ProQuest SciTech Premium Collection
(Available from 2007/02/01 volume: 33 issue: 1 until 2018/11/30 volume: 44 issue: 6.)