Sánchez-Rodríguez, H.L. and Domenech-Pérez, K. 2021. Light sensors assess solar radiation vs. shade exposure of slick- and wild-type Puerto Rican Holstein cows. The Journal of Agriculture of the University of Puerto Rico. 105, 1 (Jan. 2021), 39–48. DOI:https://doi.org/10.46429/jaupr.v105i1.19634.