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01266nam a2200325 u 4500 |
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000195596 |
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20240517102017.0 |
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070111s2006 gw ||||| eng |
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|a 8699823
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|a Sistema de Bibliotecas de Universidad de Costa Rica
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|a eng
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|a 631.46
|b R696u
|2 22
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| 100 |
1 |
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|a Rodríguez Sánchez, César Augusto
|d 1979-
|e Autor/a
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| 245 |
1 |
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|a Use of oxytetracycline and gentamicin in Costa Rican farmlands :
|b effects on soil bacteria, prevalence of resistance genes, and characterizacion of isolates associated with crops /
|c César Augusto Rodríguez Sánchez.
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| 260 |
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|a Osnabruck,
|c 2006.
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| 300 |
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|a 224 páginas :
|b ilustraciones.
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| 500 |
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|a Dissertation (doctor rerum naturalium)--Fachbereich Biologie / Chemie, Universität Osnabrück, 2006--
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| 650 |
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|a SUELOS
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| 650 |
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|x RESISTENCIA A ENFERMEDADES Y PLAGAS
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| 650 |
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|a AGENTES ANTIMICROBIANOS
|2 CC
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| 650 |
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|x EXPERIMENTOS
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| 650 |
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|a BACTERIOLOGIA AGRICOLA
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| 650 |
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|a TETRACICLINA
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| 650 |
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|a GENTAMICINA
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| 650 |
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|x INVESTIGACIONES
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| 900 |
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|a 2007
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| 912 |
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|a 05-FEB-2008 - GOMEZ ESTRADA, MARIA EUGENIA
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| 917 |
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|a 11-JAN-2007 - CAMACHO ALFARO, ROSA ISELA
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| 949 |
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|a MEG -MEG
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| 916 |
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|a Centro Catalográfico
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