EFFECT OF SHADING LEVELS ON THE GROWTH AND DEVELOPMENT, YIELD AND QUALITY OF RHIZOME OF BLACK MUSLI (CURCULIGO ORCHIOIDES GAERTN.) PLANTED IN SUOI HAI COMMUNE, HANOI CITY. JMM-NIMM. 2025;30(6):pp. 459 - 464. doi:10.63240/jmm-nimm.2025.6.186