For root development, individual shoots each with two to three
expanded leaves were detached from the shoot clumps and
transferred to MS liquid medium containing either indole-3-
butyric acid (IBA) (4.92, 9.84 and 14.76 mM) or a-naphthalene
acetic acid (NAA) (5.37, 10.74 and 16.11 mM).