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| LEADER |
00989nam a2200373 i 4500 |
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ta |
| 040 |
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|a Universidad Nacional Agraria
|b spa
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| 907 |
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|a T01
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| 911 |
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|a M
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| 978 |
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|a ME
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| 979 |
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|a 26-10-1998
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| 980 |
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|a LMGD
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| 981 |
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|a 15/03/2022
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| 991 |
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|a DOC
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| 991 |
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|a ACTUALIZACION
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| 991 |
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|a REGISTROS 1998
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| 991 |
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|a LG15322
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| 035 |
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|a 005175
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| 041 |
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|a spa
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| 092 |
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|a T01 R685
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| 100 |
1 |
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|a Rodas R, César A.
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| 245 |
1 |
4 |
|a Los desechos del beneficiado y la contaminación de las fuentes de agua
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| 260 |
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|a Guatemala (Guatemala) :
|b Anacafe,
|c 1988
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| 264 |
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|a Guatemala (Guatemala) :
|b Anacafe,
|c 1988
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| 300 |
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|a 16 p.
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| 500 |
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|a Ilus.; 13 ref.
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| 650 |
|
7 |
|a POLUCION DEL AGUA
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| 650 |
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7 |
|a PULPA DE CAFE
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| 650 |
|
7 |
|a DESECHOS AGRICOLAS
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| 650 |
|
7 |
|a EQUIPO DE LIMPIEZA
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| 650 |
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7 |
|a LIMPIADORAS DE GRANOS Y SEMILLAS
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| 650 |
|
7 |
|a TECNOLOGIA POSTCOSECHA
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| 942 |
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|c BK
|2 agris
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| 952 |
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p D1777/98
|o T01 R685
|