CAPÓ, Bernardo G. A MODIFICATION OF MITSCHERLICH’S METHOD FOR THE DETERMINATION OF THE NUTRIENT CONTENTS OF A SOIL. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 22, n. 2, p. 137–169, 1938. DOI: 10.46429/jaupr.v22i2.12907. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/12907. Acesso em: 18 jul. 2024.