Economic Botany · 2006 · 413 citations · 0 references
Social SciencesSociologyAgricultural DevelopmentAgricultural TradeRural SociologyAgrarian HistoryAgricultural AnthropologyAgricultural HistoryAgricultural OriginsCrop OriginsRural HistoryAgrarian SocietyAgrarian SystemsAgriculture In Pre-columbian AmericaAgriculture OriginsEarly Farming Communities