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‘卓锦’万代兰花梗诱导植株再生的研究 被引量:2
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作者 李杰 匡萍 张银洁 《中国农学通报》 CSCD 2014年第7期126-129,共4页
为建立‘卓锦’万代兰的组培快繁体系,研究植物外源激素和基本培养基对‘卓锦’万代兰花梗腋芽诱导、丛生芽增殖和生根的影响。结果表明:以花梗为外植体,在1/2MS+NAA 0.5 mg/L+BA 2.0 mg/L培养基上,腋芽诱导率可达65%,以花梗基部向上第... 为建立‘卓锦’万代兰的组培快繁体系,研究植物外源激素和基本培养基对‘卓锦’万代兰花梗腋芽诱导、丛生芽增殖和生根的影响。结果表明:以花梗为外植体,在1/2MS+NAA 0.5 mg/L+BA 2.0 mg/L培养基上,腋芽诱导率可达65%,以花梗基部向上第3节花梗腋芽诱导率最高,可达80%;在6-BA3.0 mg/L+NAA 0.2 mg/L的激素组合下,芽的繁殖系数最高可达5.3,低无机盐浓度且含全量元素的1/2MS基本培养基较利于‘卓锦’万代兰芽的诱导增殖;丛生芽高度为2 cm左右时,壮苗生根后移栽成活率可达99%。 展开更多
关键词 '卓锦’万代兰 花梗 植株再生
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汉语俗语在清朝东西方学者眼中的异同——以易本烺《常谭搜》和童文献《中国俗语》为切入点 被引量:1
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作者 周荐 《国际汉学》 CSSCI 2020年第3期165-170,206,共7页
中国学者在先秦就关注到汉语中的俗语现象,“俗语”类词已成时人笔下的高频词,到同治年间中国士大夫对雅、俗之辨有了一个更为清晰的认识,易本烺的《常谭搜》可视为标志性的成果。同时,西方来华传教士也把目光聚焦于汉语俗语,如法国神... 中国学者在先秦就关注到汉语中的俗语现象,“俗语”类词已成时人笔下的高频词,到同治年间中国士大夫对雅、俗之辨有了一个更为清晰的认识,易本烺的《常谭搜》可视为标志性的成果。同时,西方来华传教士也把目光聚焦于汉语俗语,如法国神父童文献于1869年在巴黎出版的《中国俗语》,首度以专书的形式裒辑汉语俗语。将中西学者著作中裒辑的语料进行比较后发现,汉语俗语的内涵和外延在以易本熄、童文献为代表的中西方学者的心目中并不完全一致,西方学者眼里的“俗语”比中国士大夫心目中的“俗语”,似更接近俗语的本质。 展开更多
关键词 汉语俗语 易本烺 《常谭搜》 童文献 《中国俗语》 江沙维 《汉字文法》
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Talents That Matter
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作者 Ge Lijun 《ChinAfrica》 2019年第9期52-53,共2页
Edivaldo Júlio Da Vita Joaquim comes from a small town of Lubango in Angola.He had never imagined that one day he would go to China to attend the university.But in 2014,with 31 other students from his country,he ... Edivaldo Júlio Da Vita Joaquim comes from a small town of Lubango in Angola.He had never imagined that one day he would go to China to attend the university.But in 2014,with 31 other students from his country,he won a scholarship funded by the Chinese company Hyway Group to go to Jimei University in Xiamen,in southeast China's Fujian Province.It's been five years now,and Joaquim's studies have completed. 展开更多
关键词 joaquim completed STUDENTS
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Portugal's first major forensic case and the genesis of forensic toxicology:10 years of research to reconstruct the event 被引量:2
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作者 Ricardo Jorge Dinis-Oliveira 《Forensic Sciences Research》 CSCD 2019年第1期69-81,共13页
The"Crime of Flores Street"is one of the most famous cases of poisoning to divide public opinion in Portugal in the late 19th century, and it also demonstrated the weaknesses of the Portuguese medicolegal sy... The"Crime of Flores Street"is one of the most famous cases of poisoning to divide public opinion in Portugal in the late 19th century, and it also demonstrated the weaknesses of the Portuguese medicolegal system and attested to the importance of toxicological analysis. Vicente Urbino de Freitas was a prominent doctor, graduating from the Faculty of Medicine of the University of Coimbra in 1875. He later became Professor of Physiology at the Porto Medical-Surgical School and author of a number of books on leprosy. In 1877, he married Maria das Dores Basto Sampaio Freitas, and this was followed by the death of a number of her close relatives in suspicious circumstances, notably her brother José António Sampaio Junior and nephew Mário Guilherme Augusto de Sampaio. This review aims to retell the story of Portugal's first significant medicolegal case as well as the accompanying judicial drama that gave birth to Forensic Toxicology in Portugal and prompted the medicolegal organization that exists today. This research was carried out over a 10-year period and repre-sents undeniable historical value given the rarity of the facts compiled. At the heart of this forensic case was the use of toxicological analyses in court for which the Chemist Antònio Joaquim Ferreira da Silva played a key role. This toxicological report revealed high concen-trations of morphine, delphinine and narceine in viscera and in Mario's urine. The Mario's cause of death was attributed to poisoning by opium alkaloids. Despite the strong judicial evidence, doubts still remains as to whether Vicente Urbino de Freitas was a"monster"or a victim of circumstances and a hapless martyr. 展开更多
关键词 Forensic sciences forensic toxicology Vicente Urbino de Freitas António joaquim Ferreira da Silva Medical-Surgical School Mário Guilherme Augusto de Sampaio
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