[1]
Román, F.M., Beale, A. and Irizarry, H. 1991. Intercropping to control weeds in yam (Dioscorea rotundata) and sweet potato (Ipomoea batatas). The Journal of Agriculture of the University of Puerto Rico. 75, 1 (Jan. 1991), 11–18. DOI:https://doi.org/10.46429/jaupr.v75i1.3543.