Philippines - Land use and bilharziasis control - Report to the government.
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Format: | Texto biblioteca |
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1960
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Subjects: | DISEASE CONTROL, SCHISTOSOMIASIS, LAND USE, RESEARCH, EXPERIMENTATION, HOSTS, PRODUCTION, BIOLOGY, ECOLOGY, PEST CONTROL, SNAILS, PRECIPITATION, EPIDEMICS, DRAINAGE, CULTURAL METHODS, FARMING SYSTEMS, DIVERSIFICATION, PRODUCTION COSTS, RICE, MAIZE, CONTROLE DE MALADIES, SCHISTOSOMOSE, UTILISATION DES TERRES, CONTROL DE ENFERMEDADES, ESQUISTOSOMOSIS, UTILIZACION DE LA TIERRA, RECHERCHE, HOTE, BIOLOGIE, ECOLOGIE, LUTTE ANTIRAVAGEUR, ESCARGOT, EPIDEMIE, MODE DE CULTURE, SYSTEME D'EXPLOITATION AGRICOLE, COUT DE PRODUCTION, RIZ, MAIS, INVESTIGACION, EXPERIMENTACION, HUESPEDES, PRODUCCION, BIOLOGIA, ECOLOGIA, CONTROL DE PLAGAS, CARACOLES, PRECIPITACION ATMOSFERICA, EPIDEMIA, DRENAJE, METODOS DE CULTIVO, SISTEMAS DE EXPLOTACION, DIVERSIFICACION, COSTOS DE PRODUCCION, ARROZ, MAIZ, |
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