Manuel d'enquetes agricoles par sondage en Afrique - 1, Principes et exemples.
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| Format: | Texto biblioteca |
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1956
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| Subjects: | EXTENSION ACTIVITIES, FARMS, AGRICULTURAL SECTOR, SURVEYS, METHODS, PLANNING, SAMPLING, YIELDS, FARM AREA, SPACING, MIXED CROPPING, CULTIVATED LAND, FORECASTING, VULGARISATION, EXPLOITATION AGRICOLE, EXTENSION, EXPLOTACIONES AGRARIAS, SECTEUR AGRICOLE, ENQUETE, METHODE, PLANIFICATION, ECHANTILLONNAGE, RENDEMENT, SURFACE D'EXPLOITATION, ESPACEMENT, CULTURE EN MELANGE, TERRE CULTIVEE, TECHNIQUE DE PREVISION, SECTOR AGRARIO, ENCUESTAS, METODOS, PLANIFICACION, MUESTREO, RENDIMIENTO, SUPERFICIE DE LA EXPLOTACION, ESPACIAMIENTO, CULTIVO MIXTO, TIERRAS CULTIVADAS, TECNICAS DE PREDICCION, |
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