NGUYEN, P.; PHAM, N. EFFICIENCY OF SODIUM SILICATE AND CALCIUM SILICATE AGAINST ALUMINUM ON OM7347 RICE SEEDLINGS. TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099, v. 10, n. 39, p. 101-112, 25 set. 2020.