The agricultural census as an aid to the establishment of natural farming regions.
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| Format: | Texto biblioteca |
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| Published: |
1961
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| Subjects: | FARMING SYSTEMS, AGRICULTURAL CENSUSES, AGRICULTURAL SECTOR, SURVEYS, SAMPLING, CLASSIFICATION, SYSTEME D'EXPLOITATION AGRICOLE, RECENSEMENT AGRICOLE, SISTEMAS DE EXPLOTACION, CENSOS AGRARIOS, SECTEUR AGRICOLE, ENQUETE, ECHANTILLONNAGE, SECTOR AGRARIO, ENCUESTAS, MUESTREO, CLASIFICACION, |
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