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1. |
Bee Forage: Three Approaches to the Problem |
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Bee World,
Volume 32,
Issue 2,
1951,
Page 9-14
PellettF. C.,
KroesR. C. A.,
CraneE. E.,
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PDF (1337KB)
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ISSN:0005-772X
DOI:10.1080/0005772X.1951.11094662
出版商:Taylor&Francis
年代:1951
数据来源: Taylor
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2. |
Scottish Conference of Beekeepers |
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Bee World,
Volume 32,
Issue 2,
1951,
Page 14-14
SkillingRobert N. H.,
Preview
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PDF (107KB)
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ISSN:0005-772X
DOI:10.1080/0005772X.1951.11094663
出版商:Taylor&Francis
年代:1951
数据来源: Taylor
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