Descripción: “...In two nature reserves established Paz de Ariporo, Casanare: “La Esperanza” y “La Gloria” biological inventories were made, pilot studies were developed, the management plans were formulated and the cost-benefit analysis related to the technical purpose were done evaluating animal protein consumption offered by the flooded savanna.Positive results were obtained with the alternative proposals tested; cattle productive system must raise 16 % of the birth rate for the system to be sustainable in the future and for the investment to be viable. ...”