Concepedia
Soil Science Society of America Journal · 1974 · 71 citations · 0 references
AgricultureAgricultural EconomicsCrop SciencesCrop DiversificationCrop ProductionLatin American HistoryAgrarian ChangeAgricultural HistoryColonial SocietyCrop GrowthCrop OriginsCrop RotationAgriculture In Pre-columbian AmericaColonial Latin American HistoryShifting Cultivation