Cultivars, Anthropic Soils, and Stability
Descripción del libro
Clear evidence that sedentary farmers cultivated both maize and manioc in the Colombian Amazon Basin by 2700 B.C. During the first few centuries A.D. a larger population actively managed organic garbage and eventually transported large quantities of silt from the river banks to improve the agricultural yields of the plateau they farmed. Complete text in English and Spanish.
