World guide to insects: and a treatise on those injurious and beneficial to crops for the use of colleges, farm schools and agriculturists/
| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
New Delhi:
Cosmo,
1993
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| Edition: | 6th ed. |
| Subjects: |
| Physical Description: | 2 τ. |
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| Bibliography: | Περιλαμβάνει ευρετήριο |