- CIENCIAS BIOLOGICAS 3
- CONGRESOS 2
- Curricular developments 2
- ECOLOGIA 2
- Educación matemática 2
- ZONAS ARIDAS Y SEMIARIDAS 2
- ADAPTACION VEGETAL 1
- ALFALFA 1
- ASTRONOMIA 1
- BIOECOLOGIA 1
- BIOGEOGRAFIA 1
- CEBU 1
- CIENCIAS FISICAS 1
- CLIMA 1
- DESARROLLO 1
- ESPECIES 1
- EVOLUCION 1
- GANADERIA 1
- GENETICA 1
- GUAYULE 1
- PLANTAS FORRAJERAS 1
- PRODUCCION AGROPECUARIA 1
- SIMPOSIOS 1
- SUELOS 1
- TECNOLOGIA 1
- VEGETACION 1
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1
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2
Bioecology of the arid and semiarid lands of the Southwest /
Published 1961Conference Proceeding Book -
3
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4
Sixth report of the international clearing on science and mathematics curricular developments /
Published 1968Conference Proceeding Book -
5
Report of the International Clearinghouse on science and mathematics curricular developments /
Published 1966Conference Proceeding Book -
6
V Reunión de Intercambio Tecnológico en Zonas Áridas y Semiáridas. 24-27 Abril 1986, La Rioja, Argentina /
Published 1986Conference Proceeding Book