Illus.
Bibliographic Details
Main Authors: |
Ayensu, E.S. (ed.),
Symposium on the State of Biology in Africa eng 12-17 Apr 1981 Accra (Ghana),
Marton-Lefevre, J. (ed.) |
Format: | Texto
biblioteca
|
Language: | |
Published: |
Washington, D.C. (USA) International Council of Scientific Unions
Apr
|
Subjects: | BIOLOGY,
ECOSYSTEMS,
FISHERY BIOLOGY,
ENVIRONMENT,
FORESTRY BIOLOGY,
WATER RESOURCES,
PEST INSECTS,
MALNUTRITION,
VITAMIN DEFICIENCIES,
PLANT BREEDING,
INFECTION,
PARASITOSES,
MICROBIOLOGY,
DRUG PLANTS,
ARID ZONES,
TROPICAL ZONES,
SEMIARID ZONES,
BIOLOGIE,
ECOSYSTEME,
BIOLOGIA,
ECOSISTEMA,
BIOLOGIE DES PECHES,
ENVIRONNEMENT,
BIOLOGIE FORESTIERE,
RESSOURCE EN EAU,
INSECTE NUISIBLE,
CARENCE EN VITAMINE,
AMELIORATION DES PLANTES,
PARASITOSE,
MICROBIOLOGIE,
PLANTE MEDICINALE,
ZONE ARIDE,
ZONE TROPICALE,
ZONE SEMI ARIDE,
BIOLOGIA PESQUERA,
MEDIO AMBIENTE,
BIOLOGIA FORESTAL,
RECURSOS HIDRICOS,
INSECTOS DANINOS,
MALNUTRICION,
DEFICIENCIA DE VITAMINAS,
FITOMEJORAMIENTO,
INFECCION,
ENFERMEDADES PARASITARIAS,
MICROBIOLOGIA,
PLANTAS MEDICINALES,
ZONA ARIDA,
ZONA TROPICAL,
ZONA SEMIARIDA, |
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