Vicente-Chandler J, Abruña F, Silva S. Effect of Shade Trees on Yields of Five Crops in the Humid Mountain Region of Puerto Rico. JAUPR [Internet]. 1966 Jul. 1 [cited 2024 Nov. 22];50(3):218-25. Available from: https://revistas.upr.edu/index.php/jaupr/article/view/3459