[The evolution of employment in agriculture].
Data collected from population and agricultural censuses concerning agricultural employment in Brazil are compared.  "This study aims at analyzing the origin, the form and the significance of the differences between the two censuses.  In this first part a detailed comparison is made between their respective concepts, their methodologies, their limitations and their outcomes.  The comparison goes back even to the first modern censuses in order to evaluate the evolution of censal instruments and its importance for the...understanding of employment in agriculture." Other data sources are also considered. (SUMMARY IN ENG)
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D000383:Agriculture; D000569:Americas; D001938:Brazil; D019352:Censuses; D003625:Data Collection; D019049:Developed Countries; D003906:Developing Countries; D004467:Economics; D004651:Employment; D005069:Evaluation Studies as Topic; D006280:Health Workforce; D007843:Latin America; D011154:Population Characteristics; D012106:Research; D012939:Social Planning; D013020:South America
Agricultural Development; Agricultural Workers; Agriculture; Americas; Brazil; Census; Census Methods; Comparative Studies; Data Collection; Data Sources; Developed Countries; Developing Countries; Economic Factors; Employment; Evaluation; Human Resources; Labor Force; Latin America; Macroeconomic Factors; Population Statistics; Research Methodology; Rural Development; South America