The volatile oil in flowers of \%Dendranthema morifolium \%(Ramat) Tzvel. cv. Gongju was extracted with steam distillation, the constituents and contents of volatile oil were analyzed by means of GC\|MS\|DS techniques...The volatile oil in flowers of \%Dendranthema morifolium \%(Ramat) Tzvel. cv. Gongju was extracted with steam distillation, the constituents and contents of volatile oil were analyzed by means of GC\|MS\|DS techniques. The result shows that the principle constituents of the volatile oil are bicyclohept\|2\|en\|4\|ol, 2,6,6\|trimethyl\|, acetate (39.64%); benzene,1\|(1,5\|dimethyl\|4\|hexenyl)\|4\|methyl\|,2\|heptene (5.24%); n\|hexadecanoic acid (4.77%); cis\|lanceol (4.73%); acetic acid, 1,7,7\|trimethyl\|bicyclohept\|2\|yl\|ester(3.95%); (-)spathulenol (3.38%); 2,4,6\|trimethyl\|3\|cyclohexene\|1\|carboxaldehyde(3.22%);caryophyllene oxide (2.88%); 1,2,3,4,5,6,7,8\|octahydro\|1,4\|dimethyl\|7\|(1\|methylethenyl)\|,azulene (2.80%); 3\|(1,5\|dimethyl\|4\|hexenyl)\|6\|methylene,cyclohexaene(2.50%); decahydro\|1,4a\|dimethyl\|7\|(1\|methylidene)\|,1\|naphthalenol(2.39%); 1,1,2\|trimethyl\|3,5\|bis(1\|methylethenyl)\|,cyclohexane(2.23%), etc.展开更多
【目的】探讨不同因子对贡菊组培苗壮苗和生根的影响,为贡菊离体快繁体系的建立提供试验依据。【方法】以贡菊组培苗为材料,采用在MS培养基中添加不同添加物的组织培养技术。【结果】壮苗培养基配方中150 m L/L大量元素有利于贡菊组培...【目的】探讨不同因子对贡菊组培苗壮苗和生根的影响,为贡菊离体快繁体系的建立提供试验依据。【方法】以贡菊组培苗为材料,采用在MS培养基中添加不同添加物的组织培养技术。【结果】壮苗培养基配方中150 m L/L大量元素有利于贡菊组培苗的生长;添加100 g/L椰子汁对贡菊组培苗的生长有明显促进作用;生根培养基中加入活性炭有利于组培苗根系的形成;添加一定浓度α-萘乙酸(NAA)与3-吲哚丁酸(IBA)能促进组培苗根系数量增多和根的生长。【结论】提高大量元素、降低培养基中琼脂浓度、添加椰子汁和生长激素有利于贡菊组培苗的壮苗生长;最佳生根培养基为1/2MS+0.05 mg/L NAA+0.05 mg/L IBA。展开更多
文摘The volatile oil in flowers of \%Dendranthema morifolium \%(Ramat) Tzvel. cv. Gongju was extracted with steam distillation, the constituents and contents of volatile oil were analyzed by means of GC\|MS\|DS techniques. The result shows that the principle constituents of the volatile oil are bicyclohept\|2\|en\|4\|ol, 2,6,6\|trimethyl\|, acetate (39.64%); benzene,1\|(1,5\|dimethyl\|4\|hexenyl)\|4\|methyl\|,2\|heptene (5.24%); n\|hexadecanoic acid (4.77%); cis\|lanceol (4.73%); acetic acid, 1,7,7\|trimethyl\|bicyclohept\|2\|yl\|ester(3.95%); (-)spathulenol (3.38%); 2,4,6\|trimethyl\|3\|cyclohexene\|1\|carboxaldehyde(3.22%);caryophyllene oxide (2.88%); 1,2,3,4,5,6,7,8\|octahydro\|1,4\|dimethyl\|7\|(1\|methylethenyl)\|,azulene (2.80%); 3\|(1,5\|dimethyl\|4\|hexenyl)\|6\|methylene,cyclohexaene(2.50%); decahydro\|1,4a\|dimethyl\|7\|(1\|methylidene)\|,1\|naphthalenol(2.39%); 1,1,2\|trimethyl\|3,5\|bis(1\|methylethenyl)\|,cyclohexane(2.23%), etc.
