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1
2
Published 1992
Full text available from Agricultural Science Database: 01/01/2008 to presentFull text available from Career & Technical Education Database: 01/01/2008 to present
Full text available from East Europe, Central Europe Database: 01/01/2008 to present
Full text available from Engineering Database: 01/01/2008 to present
Electronic
Journal
3
Published 1998
Full text available from Agricultural Science Database: 01/01/1999 to present
Electronic
Journal
4