http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
생장조절제에 의한 인삼 ( Panax ginseng C. A. Meyer ) 의 기내 (器內) 화아형성 (花芽形成) 조절
이행순(Haeng Soon Lee),이광웅(Kwang Woong Lee),양승균(Seung Gyun Yang),유장열(Jang Ryol Liu) 한국식물학회 1989 Journal of Plant Biology Vol.32 No.4
Ginseng zygotic embryos, seedlings, and excised cotyledonary nodes were cultured on Murashige and Skoog`s(MS) medium, supplemented with 6-benzyladenine(Ba) and gibberellic acid(GA_3) to induce flower buds. As the concentration of nitrogen compounds in MS medium was reduced to half of its strength, the flowering frequency of zygotic embryos increased up to 90%. The optimum concentration of sucrose in the medium for flowering of seedlings was 30-60 g/l. In all cases flower buds were formed on elongated axillary branches from the cotyledonary node, while the apices remained vegetative. When zygotic embryos and excised cotyledonary nodes were cultured on the medium, supplemented with all possible combinations of BA, GA_3, and abscisic acid(ABA) of 5 μM each, flowering was induced on the medium with either BA, BA+GA_3, or BA+GA_3+ABA. However, when seedlings were employed, flowering was induced on the medium with either BA, BA+GA_3, BA+ABA, or BA+GA_3+ABA. In addition, inclusion of 5 μM indole-3-acetic acid(IAA) in the above combinations did not affect flowering. These results suggest that cytokinins, gibberellins, and inhibitors play primary, permissive, and preventive roles, respectively, in the induction of flowering of ginseng.
인삼 ( Panax ginseng C. A. Meyer ) 의 성숙한 배 (胚)로부터 체세포 배발생을 (胚發生) 통한 재분화 및 유식물체의 개화
이행순(Haeng Soon Lee),이광웅(Kwang Woong Lee),양승균(Seung Gyun Yang),전재흥(Jae Heung Jeon),유장열(Jang Ryol Liu) 한국식물학회 1989 Journal of Plant Biology Vol.32 No.3
Mature zygotic embryos dissected from ginseng(Panax ginseng C.A. Meyer) seeds were cultured on Murashige and Skoog`s (MS) medium containing various concentrations of 2,4-dichlorophenoxyacetic acid(2,4-D) and kinetin. Somatic embryos were induced directly from cotyledonary tissue or from intervening callus. The induction frequency of somatic embryos was up to 55%. Upon transfer to half-strength MS medium supplemented with 1 ㎎/l 6-benzyladenine(BA) and 1 ㎎/l GA_3, most somatic embryos dveloped into plantlets. Over 50% of the plantlets flowered after 4 weeks of culture and then a few bore immature fruits in vitro. Therefore, it is suggested that the juvenility of the ginseng tissue which give rise to somatic embryos does not interfere with in vitro flowering of their regenerated plantlets.