Abruña F, Vicente-Chandler J, Rodríguez García JA. Crop Response to Soil Acidity Factors in Ultisols and Oxisols in Puerto Rico. VIII. Yams. JAUPR [Internet]. 1983 Oct. 1 [cited 2024 Nov. 22];67(4):438-45. Available from: https://revistas.upr.edu/index.php/jaupr/article/view/7738