Samuels, G. and Cibes-Viadé, H. 1963. Influence of Mineral Deficiencies on the Growth and Yield of Sugarcane. The Journal of Agriculture of the University of Puerto Rico. 47, 2 (Apr. 1963), 61–75. DOI:https://doi.org/10.46429/jaupr.v47i2.12940.