常見例句The eause of somatic variation and the possibility of obtaining fertile amphidiploid via tissue culture were discussed. 討論了體細(xì)胞變異的原因和用組織培養(yǎng)方法獲得能育雙二倍體的可能性。This may be due to that there are homologous or homoeologus chromosomes with in one genome or between two genomes of the amphidiploid. 在油菜遠(yuǎn)緣雜種中發(fā)現(xiàn)了類似于球莖大麥遠(yuǎn)緣雜種中染色體丟失的現(xiàn)象。Keywords Brassica;amphidiploid;stigma;pod;seed development;evolution; 蕓薹屬;多倍體;柱頭;角果;種皮發(fā)育;進(jìn)化;Synthesis and Preliminary Characterization of A New Species (Amphidiploid) in Cucumis 甜瓜屬一新物種(雙二倍體)合成及定性Development and evolution of style and pod in diploid and amphidiploid Brassica plants 蕓薹屬多倍體與二倍體作物花柱及角果的發(fā)育差異Intergeneric hybridization between amphidiploid Raphanobrassica and Brassica carinata 蘿卜芥藍(lán)異源四倍體與埃塞俄比亞芥屬間雜交 返回 Amphidiploids