[1]
Samuels, G., Rodríguez, J.P. and Landrau, Jr., P. 1959. The Response of Cotton to Fertilizers in Puerto Rico. The Journal of Agriculture of the University of Puerto Rico. 43, 2 (Apr. 1959), 89–102. DOI:https://doi.org/10.46429/jaupr.v43i2.12547.