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作物学报 ›› 1994, Vol. 20 ›› Issue (01): 13-17.

• 研究论文 • 上一篇    下一篇

水稻开颖机理的探讨 Ⅴ不育系与可育系浆片和花丝结构的比较

王忠;顾蕴洁;高煜珠   

  1. 江苏农学院,江苏扬州,225001
  • 收稿日期:1992-01-03 修回日期:1992-08-10 出版日期:1994-01-12 网络出版日期:1994-01-12
  • 通讯作者: 王忠

Studies on the Mechanism of the Anthesis of Rice

Wang Zhong;Gu Yun-jie;Gao Yu-zhu   

  1. Department Agronomy,Jiangsu Agricultural College Yang zhou,225001
  • Received:1992-01-03 Revised:1992-08-10 Published:1994-01-12 Published online:1994-01-12
  • Contact: Wang Zhong

摘要: 用电子显微镜观察了不育系珍汕97A与保持系珍汕97B的浆片和花丝的超微结构及其在开、闭颖过程中的变化,发现开颖前浆片和花丝细胞的质体中含有淀粉粒,临开颖时,淀粉粒消失。浆片和共丝的薄壁细胞吸水后,内膜系统破裂,释放出水解酶,细胞开始自溶,解体物通过导管等质外体向小穗轴撤离。另外还发现:不育系的浆片中的维管

关键词: 水稻,雄性不育系,开花,浆片,花丝,导管,筛管

Abstract: The ultramicrostructure of lodicules and filaments and their changes in the process of flower opening and closure in sterile line,Zhenshan 97A and fertile line,Zhenshan 97B were observed under electronmicroscope. It was found that there were some starch grains in the plastids of lodicule and filamen

Key words: Rice, Anthesis, Male-sterile-line, Lodicule, Filament, Trachea, Sieve-tube

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