[Study on tissue culture and rapid propagation of Atractylodes macrocephala].

Zhong Yao Cai

Faculty of Forestry and Biotechnology, Zhejiang Forestry University, Lin'an, Zhejiang 311300, China.

Published: March 2006

A study was conducted by tissue culture on the explant of Atractylodes macrocephala Koidz.. The result showed that NAA was a leading factor for induction of callus from leaf blades and the petiole as well as bud differentiation. MS + BA 1.0 mg/L + NAA 0.3 mg/L + GA3 0.2 mg/L was an optimal medium for induction of callus from leaf blades and the petiole and for the bud differentation also. MS + BA 3.0 mg/L + IBA 0.5 mg/L was suitable for the proliferation of axillary buds, with an induction rate of 95%. 1/2MS + IBA 0.1 - 0.5 mg/L was optimum for rooting, with a rooting percentage more than 90%. The survival rate of transplanted plantlets was more than 90%.

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