目的建立超声波提取湖北地黄多糖的最佳工艺和测定湖北地黄各部分中多糖的含量。方法对超声波提取湖北地黄多糖的条件进行了研究并用蒽酮-硫酸法测定了湖北地黄各部分的多糖含量。结果由正交实验得出超声波提取的最佳条件为:湖北地黄与...目的建立超声波提取湖北地黄多糖的最佳工艺和测定湖北地黄各部分中多糖的含量。方法对超声波提取湖北地黄多糖的条件进行了研究并用蒽酮-硫酸法测定了湖北地黄各部分的多糖含量。结果由正交实验得出超声波提取的最佳条件为:湖北地黄与水的质量比为1∶40,提取温度为40℃,提取时间为30 m in。采用蒽酮-硫酸法于624 nm比色,得湖北地黄中各部分多糖含量为:根、茎、叶分别为15.74%,8.36%,4.21%。结论湖北地黄的多糖依据不同提取方法、不同部位含量有较大差异。展开更多
Red-leaf Hydrangea strigosa is an infrequence color-leaf flowery frutex.The introduction and propagation experiments of cuttings,seedlings and seeds of wild Hydrangea strigosa were carried out in Linan based on intens...Red-leaf Hydrangea strigosa is an infrequence color-leaf flowery frutex.The introduction and propagation experiments of cuttings,seedlings and seeds of wild Hydrangea strigosa were carried out in Linan based on intensive observation of biological characters of Hydrangea strigosa for 2 years.The results indicated that the introduction and propagation were successful in the first stage.For cultivation of cuttings,the best time was June,the best substrate was deep soil,and the best cuttings were biennial or triennial branches,the rooting rate was 52.7%.The best time for transplant wild seedlings was in April.Burgeon rate was 45.3%,while seedling rate was low,only 11.2%.展开更多
文摘目的建立超声波提取湖北地黄多糖的最佳工艺和测定湖北地黄各部分中多糖的含量。方法对超声波提取湖北地黄多糖的条件进行了研究并用蒽酮-硫酸法测定了湖北地黄各部分的多糖含量。结果由正交实验得出超声波提取的最佳条件为:湖北地黄与水的质量比为1∶40,提取温度为40℃,提取时间为30 m in。采用蒽酮-硫酸法于624 nm比色,得湖北地黄中各部分多糖含量为:根、茎、叶分别为15.74%,8.36%,4.21%。结论湖北地黄的多糖依据不同提取方法、不同部位含量有较大差异。
文摘Red-leaf Hydrangea strigosa is an infrequence color-leaf flowery frutex.The introduction and propagation experiments of cuttings,seedlings and seeds of wild Hydrangea strigosa were carried out in Linan based on intensive observation of biological characters of Hydrangea strigosa for 2 years.The results indicated that the introduction and propagation were successful in the first stage.For cultivation of cuttings,the best time was June,the best substrate was deep soil,and the best cuttings were biennial or triennial branches,the rooting rate was 52.7%.The best time for transplant wild seedlings was in April.Burgeon rate was 45.3%,while seedling rate was low,only 11.2%.
