求翻译：对大叶女贞果中原花青素提取方法进行研究，确定最佳提取工艺。通过单因素实验和正交实验，以香草醛法测定提取物中原花青素的提取率。结果表明：最佳工艺参数为体积分数40%、料液比1：10、温度80℃以及时间80min。在此工艺参数下，大叶女贞果中原花青素的提取率为27%。是什么意思？

Studies to determine the optimum extraction process of extracting procyanidins from Ligustrum fruit. Determined by the vanillin method by single factor and orthogonal experiments, the extraction rate of the extract proanthocyanidins. The results showed that: the optimal parameters for 40% of the vol

Joan's fruit of the central plains of the flower Extract Method to conduct research, to identify the best extraction process. The single-factor experiments and orthogonal experiment to measure the herbs phenolic extracts from the central plains of blue flower extraction rate. Results indicate that:

Conducts the research to the big task female loyal fruit area south of Yellow River anthocyanidin extraction method, the determination best extraction craft.Through single factor experiment and orthogonal experiment, by vanilla law determination extraction area south of Yellow River anthocyanidin ex

Study on methods for extraction of Proanthocyanidins from Ligustrum lucidum fruit, determine the best extraction process. Through form factors and orthogonal experiment, to determination of vanillin extracts extraction of Proanthocyanidins. Results indicate that the optimum process parameters for vo

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