THE EFFECT OF BIOCHAR AND MINERAL FERTILIZERS ON PLASTID PIGMENTS CONTENT IN LEAVES OF OKRA: OKRA. Scientific journal of the Fergana State University, [S. l.], v. 30, n. 3, p. 158, 2024. Disponível em: https://journal.fdu.uz/index.php/sjfsu/article/view/3426. Acesso em: 7 mar. 2026.