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| 020 |
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| 040 |
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|a AR-SmtFML
|c AR-SmtFML
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| 041 |
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|a eng
|
| 100 |
1 |
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|a Simposium - Organisms and Biological communities as indicators of enviromental quality
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| 245 |
1 |
0 |
|a Simposium - Organisms and Biological communities as indicators of enviromental quality
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| 250 |
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| 260 |
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|a Ohio - EEUU
|b Colombus laboratories
|c 1975
|
| 300 |
|
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|a 65p.
|c 28 cm
|
| 490 |
|
0 |
|a Ohio Biological Survey. Informative Circular
|v v.8
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| 650 |
|
4 |
|x Biologia
|x Organismos vivos
|x Organismos Biologicos
|x Comunidades Biologicas
|
| 650 |
|
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|a Biologia
|
| 859 |
|
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|m 577.4 (061.3)(73)1974 S989
|a 106277
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| 901 |
|
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|a ML
|
| 942 |
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|c BK
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| 999 |
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|c 9369
|d 9369
|