The agricultural rehabilitation of tepetates, indurated and sterile volcanic tuffs located along the mexican neovolcanic ridge, is technically possible. However, it is necessary to know in detail the agro-socioeconomical factors of the peasant communities which have these kind of lands, to give them technical answers appropiate to local realities. The studies of 4 communities located in the states of Mexico. Tlaxcala, Jalisco and Michoacan, show that the climatic conditions are mostly difficult (long dry season, irregular rains, early frosts). The use of irrigation is limited. Each producer family cultivates a small surface of land which is principally ejidal. Tepetates areas are the last pieces of land still not distributed and of common use (firewood ans... |