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Chinese Agricultural Science Bulletin ›› 2016, Vol. 32 ›› Issue (16): 87-92.doi: 10.11924/j.issn.1000-6850.casb15110103

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Influence Factors of Inducing Sleeping Buds on Stalk of Phalaenopsis Orchids with Large Red Flowers

Tan Jing, Zhang Yingjie, Guo Wenjiao, Liu Xueqing   

  1. (Yantai Academy of Agricultural Science, Yantai Shandong 265500)
  • Received:2015-11-18 Revised:2015-12-21 Accepted:2016-01-22 Online:2016-06-17 Published:2016-06-17

Abstract: The paper aims to study the influence of 6-benzylaminopurine (6-BA) on germination of sleeping buds on stalks of moth orchid (Phalaenopsis) varieties, and the influence of sleeping buds with different degrees of lignification on the success rate of the bud germination. In this experiment, three varieties of ‘Big Chili’, ‘Red Swan’ and ‘Alishan Guniang’ were cultured in vitro, to count up the success rate of germination and the growth situation of the stalk sleeping buds. The results indicated that: (1) when the buds were in half lignification, stalk had the hightest success rate of germination, which was up to 100%; (2) in all culture mediums, MS 6-BA 5.0 mg/L was the most suitable one for the buds germination of ‘Red Swan’ and ‘Alishan Guniang', and MS 6-BA 4.0 mg/L was the most suitable one for the buds germination of ‘Big Chili’. The experiment successfully obtained the most appropriate lignification degrees for the sleeping buds germination on stalks of the three varieties, and the most appropriate culture mediums of the sleeping buds germination, therefore, it could provide certain theoretical basis for establishing a production system of tissue culture and rapid reproduction of different varieties of moth orchid with large red flowers.

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