实物特征
| 出版: | Vol. 38, no. 1B (Jan. 15, 1971)-v. 106B, no. 4 (Dec. 1993). |
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| Item Description: | Title from cover. |
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| 实物描述: | 69 v. : ill. ; 25-28 cm. |
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| 出版频率: | Monthly |
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| ISSN: | 0305-0491
0010-406X |
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| 寻找援助: | Author and subject index published separately. |
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| Citation/References Note: | Bibliography of agriculture
Biological abstracts
Canadian environment
Chemical abstracts
Excerpta medica
GeoRef
Index medicus
Life sciences collection
International aerospace abstracts
Nuclear science abstracts
Selected water resources abstracts |
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