采用文献计量和内容分析方法,使用CiteSpace、Power BI等工具对Web of Science核心合集和中国知网CNKI高质量学术成果进行定量分析和归纳对比,从多个维度探讨中外电子竞技研究的学术图景,挖掘研究热点和前沿。研究发现:近年来国内外电...采用文献计量和内容分析方法,使用CiteSpace、Power BI等工具对Web of Science核心合集和中国知网CNKI高质量学术成果进行定量分析和归纳对比,从多个维度探讨中外电子竞技研究的学术图景,挖掘研究热点和前沿。研究发现:近年来国内外电竞研究数量呈激增态势,科研热度国际高于国内;中外科研现状均存在空间区域不平衡特征;国内在期刊学科涉及面、学术影响力、研究团队建设等方面与国际还存在差距;有关概念与分类、体育属性、产业发展等宏观问题属共同的讨论热点;而电竞参与者画像、行为及心理探究、电竞运动与认知神经科学、脑科学和健康科学相关议题为国际前沿,有待国内学者关注和借鉴。研究旨在拓展国内学者的视野,在实践上促进电子竞技产业可持续发展。展开更多
The article investigated the changes of nutrients(total sugar,total nitrogen,total sugar/total N)and oxidases(IAAO,POD,PPO)of Catalpa bungei cl.’Yu-1’ in the cutting rooting process.The results showed that:C.bungei ...The article investigated the changes of nutrients(total sugar,total nitrogen,total sugar/total N)and oxidases(IAAO,POD,PPO)of Catalpa bungei cl.’Yu-1’ in the cutting rooting process.The results showed that:C.bungei cl.’Yu-1’ cutting rooting initiated from the lenticel.The soluble protein in the forced-sprouting cuttings decreased dramatically in the early stage,and then the decrease tended to slow.The total sugar content slowly increased throughout.The total nitrogen had a little change.The total sugar/total nitrogen ratio had same trend with total sugar.The IAAO,PPO activity of the forced-sprouting cuttings showed up-down-up-down pattern in the rooting process,The POD activity rose in undulation pattern.The role of three oxidases was both independent with each other,and related to one another in the process of rooting by which affected rooting in integration.展开更多
文摘采用文献计量和内容分析方法,使用CiteSpace、Power BI等工具对Web of Science核心合集和中国知网CNKI高质量学术成果进行定量分析和归纳对比,从多个维度探讨中外电子竞技研究的学术图景,挖掘研究热点和前沿。研究发现:近年来国内外电竞研究数量呈激增态势,科研热度国际高于国内;中外科研现状均存在空间区域不平衡特征;国内在期刊学科涉及面、学术影响力、研究团队建设等方面与国际还存在差距;有关概念与分类、体育属性、产业发展等宏观问题属共同的讨论热点;而电竞参与者画像、行为及心理探究、电竞运动与认知神经科学、脑科学和健康科学相关议题为国际前沿,有待国内学者关注和借鉴。研究旨在拓展国内学者的视野,在实践上促进电子竞技产业可持续发展。
文摘The article investigated the changes of nutrients(total sugar,total nitrogen,total sugar/total N)and oxidases(IAAO,POD,PPO)of Catalpa bungei cl.’Yu-1’ in the cutting rooting process.The results showed that:C.bungei cl.’Yu-1’ cutting rooting initiated from the lenticel.The soluble protein in the forced-sprouting cuttings decreased dramatically in the early stage,and then the decrease tended to slow.The total sugar content slowly increased throughout.The total nitrogen had a little change.The total sugar/total nitrogen ratio had same trend with total sugar.The IAAO,PPO activity of the forced-sprouting cuttings showed up-down-up-down pattern in the rooting process,The POD activity rose in undulation pattern.The role of three oxidases was both independent with each other,and related to one another in the process of rooting by which affected rooting in integration.
