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050426s1975 xxk||||| |||| 10| 0 eng d |
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|a 0 521 20708 8
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100 |
1 |
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|a Stewart, W. D. P.
|e ed.
|9 60874
|
710 |
2 |
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|a International Biological Programme
|9 2829
|
711 |
0 |
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|a Meeting on Nitrogen Fixation
|d Sept. 1973:
|c Edinburg, GB)
|9 14720
|
245 |
0 |
0 |
|a Nitrogen fixation by free - living micro - organisms
|
260 |
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|a Cambridge
|b Cambridge University Press
|c 1975
|
300 |
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|a 471 p.
|b il.
|
490 |
0 |
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|a International Biological Programme
|v 6
|
650 |
|
0 |
|a MICROORGANISMOS DEL SUELO
|2 agrovoc
|9 10730
|
650 |
|
0 |
|a FIJACION DEL NITROGENO
|9 1443
|
650 |
|
0 |
|a BACTERIA FIJADORA DEL NITROGENO
|9 1444
|
650 |
|
0 |
|a BIOQUIMICA
|9 15
|
650 |
|
0 |
|9 35
|a SUELO
|
901 |
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|a 008982
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|a r
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|a 20050426
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|a 20060829
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|a OK
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|a CO
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|a m
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|a s
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|a REUNION
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908 |
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|a IMPRESO
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|a 0 521 20708 8
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912 |
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|a 6
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|a Nitrogen fixation by free - living micro - organisms
|t Nitrogen fixation by free - living micro - organisms
|
928 |
|
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|a Stewart
|b W. D. P.
|f ed.
|
936 |
|
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|t International Biological Programme
|
940 |
|
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|n Meeting on Nitrogen Fixation
|
941 |
|
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|a Edinburg
|l Edinburg
|p GB
|
911 |
|
|
|a Sept. 1973
|
945 |
|
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|a 1975
|
948 |
|
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|a GB
|
950 |
|
|
|a en
|
965 |
|
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|a MICROORGANISMOS DEL SUELO
|
965 |
|
|
|a FIJACION DEL NITROGENO
|
965 |
|
|
|a BACTERIA FIJADORA DEL NITROGENO
|
965 |
|
|
|a BIOQUIMICA
|
965 |
|
|
|a SUELO
|
976 |
|
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|a AAG
|
976 |
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|a AAG
|
977 |
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|a 011909
|
984 |
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|a 1 ej.
|
985 |
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|a PRE14
|
987 |
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|a AGROVOC
|
917 |
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|a GM
|
917 |
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|a VB
|
943 |
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|n International Biological Programme
|p GB
|s IBP
|
947 |
|
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|e Cambridge University Press
|l Cambridge
|
915 |
|
|
|e 471 p.
|i il.
|
975 |
|
|
|c B 631.4
|l STE n
|z 1975
|
942 |
0 |
0 |
|c CONGR14D
|
999 |
|
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|c 6766
|d 6766
|
090 |
|
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|a B 631.4 STE n
|
830 |
|
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|a International Biological Programme
|9 2829
|