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出版 1992
“...Electronic journals....”Full text available from Agricultural Science Database: 01/01/2002 to present
電子
雜誌
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出版 2010
“...Electronic journals....”Full text available from East Europe, Central Europe Database: 01/01/2010 to 12/31/2014
Full text available from Education Database: 01/01/2010 to 12/31/2014
Full text available from East Europe, Central Europe Database: 01/01/2016 to present
Full text available from Education Database: 01/01/2016 to present
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雜誌
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Full text available from Agricultural Science Database: 01/01/2002 to present
Full text available from East Europe, Central Europe Database: 01/01/2002 to present
Full text available from Environmental Science Database: 01/01/2002 to present
Full text available from Science Database: 01/01/2002 to present
電子
雜誌
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出版 2007
“...Electronic journals....”Full text available from ABI/INFORM Global: 01/01/2013 to present
Full text available from East Europe, Central Europe Database: 01/01/2013 to present
電子
雜誌
14
出版 1999
“...Electronic journals....”Full text available from Agricultural Science Database: 01/01/2017 to present
電子
雜誌
15
出版 2000
“...Electronic journals....”Full text available from Agricultural Science Database: 01/01/2003 to present
電子
雜誌
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出版 2004
“...Electronic journals....”Full text available from East Europe, Central Europe Database: 01/01/2017 to 01/31/2018
電子
雜誌
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出版 2009
“...Electronic journals....”Full text available from East Europe, Central Europe Database: 01/01/2011 to present
Full text available from Education Database: 01/01/2011 to present
電子
雜誌