Milpa
In agriculture, a milpa is a field for growing food crops and a crop-growing system used throughout Mesoamerica, especially in the Yucatán Peninsula, in Mexico. The word milpa derives from the Nahuatl words milli and pan. Based on the agronomy of the Maya and of other Mesoamerican peoples, the milpa system is used to produce crops of maize, beans, and squash primarily.
Read on Wikipedia