Effects of Sucrose and Paclobutrazol on Microrhizome Formation in Ginger (Zingiber officinale Rosc.)
蔗糖和多效唑对试管生姜形成的影响

Microrhizome of Zingiber officinale Rosc.cv.Jiushan were inducted from tube plantlets,which were derived from explant of stem tip,cultured on MS medium supplemented with 0.2 mg L-1 BA and varying concentrations of combinations of sucrose,NAA,Ca3(PO4)2,Paclobutrazol(Pac).The results showed that rhizome production was best in tube culture on MS medium supplemented with 0.2 mg L-1 6-BA,0.5 mg L-1 NAA,2.5 mg L-1 Ca3(PO4)2,2.5 mg L-1 Paclobutrazol and 8%sucrose.NAA and 6-BA had no promotion effects on rhizome induction.More illumination stimulatory rhizome growth of the ginger.