Díaz, B., Barreto, B., Cairo, P., Pineda, E., Mas, R., Acosta, F., Becerra, E., Clavelo, B., & Quiñones, R. (2010). The application of organic fertilizers and natural minerals in the sugar cane crop (part II):: Long term effect on the yield of sugar cane crop and soil quality. Centro Azúcar Journal, 37(1). Retrieved from http://centroazucar.uclv.edu.cu/index.php/centro_azucar/article/view/399