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    • Survey of food crop production and planting intentions 

      Instituto Interamericano de Ciencias Agrícolas (IICA); Fondo Simón Bolívar (IICA, 1981)
      In this report the details of a survey of food crop production and planting intentions are outliend. Particular emphasis is give to the questionaire desing, the mechanics of undertaking the survey, the sample of producers ...