Lugo-López, M. A., Pérez-Escolar, R. and del Valle, R. (1981) “WINGED BEANS AS A POTENTIAL FOOD AND GREEN MANURE CROP UNDER CONDITIONS IN PUERTO RICO”, The Journal of Agriculture of the University of Puerto Rico, 65(1), pp. 75–78. doi: 10.46429/jaupr.v65i1.7567.