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| 100 |
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|a Spedding, C. R. W.
|9 2481
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| 245 |
0 |
0 |
|a An introduction to agricultural systems
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| 260 |
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|a London
|b Applied Science
|c 1979
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| 300 |
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|a 169 p.
|b il.
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| 650 |
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0 |
|9 2482
|a PRODUCCION POTENCIAL
|2 agrovoc
|
| 650 |
|
0 |
|9 2483
|a PRODUCCION ALIMENTARIA
|
| 650 |
|
0 |
|9 1058
|a SISTEMAS DE EXPLOTACION
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| 650 |
|
0 |
|9 1840
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|a m
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|a 20050411
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|a OK
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|a IMPRESO
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|a 0-85334-823-5
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| 924 |
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|a An introduction to agricultural systems
|t An introduction to agricultural systems
|
| 928 |
|
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|a Spedding
|b C. R. W.
|
| 945 |
|
|
|a 1979
|
| 948 |
|
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|a GB
|
| 950 |
|
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|a en
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| 965 |
|
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|a PRODUCCION POTENCIAL
|
| 965 |
|
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|a PRODUCCION ALIMENTARIA
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| 965 |
|
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|a SISTEMAS DE EXPLOTACION
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| 965 |
|
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|a PRODUCCION ANIMAL
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| 976 |
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|a AAG
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| 976 |
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|a AAG
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| 977 |
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| 917 |
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| 947 |
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|e Applied Science
|l London
|
| 915 |
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|e 169 p.
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| 975 |
|
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|c 631
|l SPE
|z 1979
|
| 942 |
0 |
0 |
|c LIBRO14D
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| 999 |
|
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|c 617
|d 617
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| 090 |
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|a 631 SPE
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