The nodal cuttings were cultured on Murashige and Skoog (MS) medium supplemented with various concentrations of 6-benzyladenine (BA) or Kinetin (Kn; 1.0-4.0 mg/L) alone or in combination with α-naphthaleneacetic acid (NAA; 0.2-1.0 mg/L) for shoot proliferation.