详细信息

菟丝子发芽特性的研究     被引量:10

Studies on the Seed Germination Characteristic of Dodder (Cuscuta L.)

文献类型:期刊文献

中文题名:菟丝子发芽特性的研究

英文题名:Studies on the Seed Germination Characteristic of Dodder (Cuscuta L.)

作者:刘丽莎[1];张西玲[1];李萍[1];王琦[2]

第一作者:刘丽莎

机构:[1]甘肃中医学院;[2]兰州铁路局卫生处

第一机构:甘肃中医药大学

年份:1994

卷号:25

期号:12

起止页码:643

中文期刊名:中草药

外文期刊名:Chinese Traditional and Herbal Drugs

收录:CSTPCD;;Scopus;北大核心:【北大核心1992】;CSCD:【CSCD2011_2012】;

语种:中文

中文关键词:菟丝子;发芽;种子处理

摘要:用机械损伤,多种有机溶剂浸泡和不同时间浪硫酸腐蚀等方法,控制损伤菟丝子种皮的不同层次结构、发现表层和种脐不耐腐蚀,栅栏层排列紧密有序,并具酚类物质,是控制水分进入种皮的主要屏障。适度浓硫酸腐蚀法是克服种子不透性,提高发芽率的有效途径。
The Seedcoat structure of Cuscuta L. was damaged by treating the seed with various organic solvents or concentrated sulfuric acid for different durations of time or by mechanicalmethods. It was found that the surface layer and hilum were erosion-nonresistant; the palisades had orderly arranged thick cell walls and contain phenols. They are th e main barrier controlling the entrance of water through seedcoat. Erosions with concentrated sulfuric acid are effective methods for overcoming its impermeability and raisiug germination capacity of seeds.

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