totally, soil catalase and polyphenol oxidase activity increased, while soil urease activity declined in deeper soil, the extent were different among temperatures and litter types.
随着土壤深度增加,土壤过氧化氢酶和多酚氧化酶活性增大,而脲酶活性降低。
the physiological and biochemical determination revealed that respiratory rate, carbohydrate contents and polyphenol oxidase activity changed regularly during the root regeneration.
生理生化测定显示:呼吸强度、碳水化合物含量、多酚氧化酶活性与根的再生过程相关,呈现规律性变化。
the polyphenol oxidase activity in the core, flesh and skin have been determined and the site of highest activity found in the core.
经测定,多酚氧化酶的活性在果心中含量最高。总的多酚类化合物的含量,在梨果实中不同部位的分布与多酚氧化酶活性相似。
polyphenol oxidase activity and phenols content were both showed increased and then de creased;
多酚氧化酶活性和多酚含量变化均呈现出先上升后下降的趋势;
taken o-methoxyphenol as the substrate, the polyphenol oxidase activity was determined by the spectrophotometry.
多酚氧化酶活性测定是用邻甲氧基苯酚为底物,用分光光度法测定。
yam puree was treated with pressure, temperature and browning inhibitors in single or/and complex combination, the polyphenol oxidase activity and color change in yam puree were assayed.
本文采用超高压、温度和酶抑制剂单独和复合处理山药泥,对山药泥中多酚氧化酶活性和色泽变化进行了研究。