Publications
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Natural daylengths for photoperiod sensitive plants
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Plan Puebla Análisis de beneficios y costos
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World cassava production and yield trends 19601968 = Tendencias de la producción y rendimiento de la yuca
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A preliminary survey of library materials for six major graduate programs of agricultural economics in Latin America
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Monthly variation in fertility embryonic mortality and hatchability of four breeds of poultry in the Sudan
(1)Hatching eggs from poultry breeds commonly used in the Sudan were weekly set from November to April for a period of three consecutive years. (2)A...
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Plantio na soca da variedade CICA 4
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Costbenefit relationships in quality protein maize production