水蔗草兼性无融合生殖的季节变化(英文)  

Seasonal variability of facultative apomixis in Apluda mutica

作　　者：马三梅[1] 王永飞[1] 叶秀粦[2] 

机构地区：[1]暨南大学生物工程学系,广东广州510632 [2]中国科学院华南植物园,广东广州510650

出　　处：《广西植物》2006年第4期392-394,共3页Guihaia

基　　金：Supported by the National Natural Science Foundation of China(3970086) ;Ph.D.Programs Foundation of JinanUniversity(692016 ,692017)

摘　　要：对广州地区水蔗草在不同季节的无融合生殖胚囊和有性生殖胚囊频率进行了研究。结果表明:无融合生殖胚囊和有性生殖胚囊的频率在不同季节差异十分显著。两年中,无融合生殖胚囊出现的频率分别在冬季和夏季最高。Variability in incidence of apomictic and sexual embryo sacs was detected in Apluda mutica at Guangzhou City during different seasons in a wild population for two years. Statistical analysis of incidence of apomictic and sexual embryo sacs indicated significant difference in seasons. Frequencies of apomictic embryo sacs were the highest in winter and summer respectively in two years.

关 键 词：水蔗草 兼性无融合生殖 季节变化 

分 类 号：Q942.5[生物学—植物学]