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210817s1995 inud gr ||| | eng d |
| 040 |
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
|
| 082 |
0 |
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|a 631.45
|b S215e
|2 23
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| 100 |
1 |
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|a Sanders, John H.
|e Autor/a
|
| 245 |
1 |
0 |
|a The economics of soil degradation :
|b technological change and policy alternatives /
|c by John H. Sanders, Douglas D. Southgate, John G. Lee.
|
| 260 |
|
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|a West Lafayette, IN :
|b Purdue University, Department of Agricultural Economics,
|c 1995.
|
| 300 |
|
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|a vii, 74 páginas :
|b gráficos en blanco y negro.
|
| 490 |
0 |
|
|a SMSS Technical monograph
|v no. 22
|
| 650 |
0 |
0 |
|a DEGRADACION DE SUELOS
|x ASPECTOS ECONOMICOS
|
| 650 |
0 |
0 |
|a DEGRADACION DE SUELOS
|x POLITICA GUBERNAMENTAL
|
| 650 |
0 |
7 |
|a EROSION DE SUELOS
|x ASPECTOS ECONOMICOS
|
| 650 |
0 |
7 |
|a EROSION DE SUELOS
|x PREVENCION Y CONTROL
|
| 700 |
1 |
|
|a Southgate, Douglas DeWitt
|d 1952-
|e Autor/a
|
| 700 |
1 |
|
|a Lee, John Gary
|e Autor/a
|
| 900 |
|
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|a 2021-O
|
| 916 |
|
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|a Centro Catalográfico
|
| 949 |
|
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|a MBA -DQS
|