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目的:测定重庆主产地不同年龄灰毡毛忍冬枝叶中总黄酮的含量.方法:采用紫外分光光度计测定法.结果:灰毡毛忍冬叶片和枝条都含有较多的黄酮类物质,其中含量变化为叶片大于枝条,嫩叶大于老叶.不同年龄灰毡毛忍冬叶片之间和枝条之间存在着显著性差异.而不同个体之间的总黄酮含量也有一定的差异.结论:灰毡毛忍冬叶片和枝条都有很好的开发利用价值.
OBJECTIVE: To determine the content of total flavonoids in the branches and leaves of Lonicera macranthoides at different ages in the main producing areas of Chongqing.METHODS: The determination of total flavonoids was carried out by ultraviolet spectrophotometer.Results: The contents of flavonoids in leaves and branches of Lonicera macranthus The leaves were larger than the branches and the leaves were larger than the old leaves.The results showed that there was a significant difference between leaves and shoots at different ages.However, the content of total flavonoids in different individuals was also different.Conclusion: Leaves and branches have good development and utilization value.