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不同授粉方式和花序不同部位肉苁蓉种子质量的比较研究
  • ISSN号:1000-7857
  • 期刊名称:科技导报
  • 时间:0
  • 页码:88-92
  • 语言:中文
  • 分类:S330.2[农业科学—作物遗传育种;农业科学—农艺学]
  • 作者机构:[1]内蒙古农业大学农学院,呼和浩特010019, [2]内蒙古天际绿洲特色生物资源研发中心,呼和浩特010018
  • 相关基金:基金项目:国家自然科学基金项目(30760106);内蒙古农业大学博士科研启动基金项目(BJ04-11)
  • 相关项目:肉苁蓉寄生与生长发育的调控机制研究
中文摘要:

采用人工授粉方法,对结实的肉苁蓉种子进行分级和生活力等测定。研究肉苁蓉不同授粉方式及花序不同部位种子的质量差异。结果表明,肉苁蓉异株异花方式授粉的结实率为88.4%,同株异花方式授粉的结实率为43.4%,自花授粉不能结实;异株异花方式授粉种子质量(空胚率为25.67%,千粒重为0.088g,生活力为41.33%,粒径≥0.5mm的重量百分比为95.33%)优于同株异花授粉种子(空胚率为92.77%,千粒重为0.068g,生活力为0.67%,粒径≥0.5mm的重量百分比为1.33%)。同一花序不同部位种子中,花序下部种子质量最好(千粒重为0.114g,生活力为33.33%,空胚率为33.75%,粒径≥0.5mm的重量百分比为81.33%);花序中部种子次之(千粒重为0.086g,生活力为32.67%,空胚率为35.50%,粒径≥0.5mm的重量百分比为78.52%);花序上部种子质量最差(千粒重为0.078g,种子生活力为10.33%,空胚率为75.65%,粒径≥0.5mm的重量百分比占66.81%)。

英文摘要:

This paper studies the influence of different pollination methods and inflorescence positions on the seed quality of Cistanche deserticola by artificial insemination method, The results show that the average fructification rate of cross pollination from different plants was 88.4%; the average fructification rate of cross pollination from one plant was 43.4%, the self-pollination resulted in no fructification. The seed quality of cross pollination from different plants (the weight of a thousand seeds was 0.068g, the viability was 0.67, the rate of no embryo was 92.77%, the ratio with the seed size bigger than 0.5 mm was 95.33%.) was better than the cross pollination from one plant (the weight of a thousand seeds was 0.068 g, the viability was 41.33%, the rate of no embryo was 25.67% and the ratio with the seed size bigger than 0.5 mm was 1.33%). Underside infloreseence's seed quality was the best (the weight of a thousand seeds was 0.114 g, the viability was 33.33%, the highest, the rate of no embryo was 33,75%, the ratio with the seed size bigger than 0.5 mm was 81.33%); the middle inflorescence's seed quality took the second place (the weight of a thousand seeds was 0.086 g, the viability was 32.67%, the rate of no embryo was 35.50%, the ratio with the seed size bigger than 0.5mm was 78.52%); the upside inflorescence's seed quality was the worst (the weight of a thousand seeds was 0.078 g, the seed viability was 10.33%, the rate of no embryo was 75.65%, the ratio with the seed size bigger than 0.5mm was 66.81%).

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期刊信息
  • 《科技导报》
  • 北大核心期刊(2011版)
  • 主管单位:中国科学技术协会
  • 主办单位:中国科学技术协会
  • 主编:项昌乐
  • 地址:北京市海淀区学院南路86号科技导报社
  • 邮编:100081
  • 邮箱:kjdbbjb@cast.org.cn
  • 电话:010-62138113
  • 国际标准刊号:ISSN:1000-7857
  • 国内统一刊号:ISSN:11-1421/N
  • 邮发代号:2-872
  • 获奖情况:
  • 国内外数据库收录:
  • 俄罗斯文摘杂志,美国化学文摘(网络版),英国农业与生物科学研究中心文摘,波兰哥白尼索引,美国乌利希期刊指南,美国剑桥科学文摘,英国科学文摘数据库,中国中国科技核心期刊,中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版)
  • 被引量:24858