Hayfever plants ; their appearance, distribution, time of flowering, and their role in hayfever /
| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
New York :
Hafner Pub. Co.,
1971.
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| Edition: | 2d rev. ed. |
| Subjects: |
| Physical Description: | viii, 280 pages : illustrations ; 27 cm. |
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| Bibliography: | Bibliography: pages [253]-268. |