studii de teren
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LDR | 00079nx j2200049 | |
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001 | 49489 | |
250 | $a studii de teren | |
901 | $a a $b a |
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Feldversuche in der landwirtschaftlichen praxis
de:
Ruther, Hans; Specht, Gerhard
(Text tipărit)
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