Swidden agriculture and the rise of Maya civilization 

 -  Southwestern Journal of Antropology, 17(4), p.301-316, 1961 .
<br/><br/> It is a commonplace to assert that one precondition for the rise of civilization is a degree of efficiency in the production of foodstuffs, wheter stated in terms of economic surplus or of the harnessing of energy. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AGRICULTURA<br/>MAYAS<br/>CIVILIZACIÓN MAYA-AGRICULTURA