Samuels G, González-Vélez F. The Influence of Ammonium Sulfate Fertilization on the pH of Sugarcane Soils. JAUPR [Internet]. 1962 Oct. 1 [cited 2024 Apr. 25];46(4):297-306. Available from: https://revistas.upr.edu/index.php/jaupr/article/view/12348