epicotyl
基本解释
- n.[植]上胚轴
英汉例句
- Increasing proportions of the tree's pollen reduced the percentage of full seed and retarded growth of the epicotyl.
树木本身花粉比例的增加使饱满种子的比例降低,并使胚轴生长缓慢。 - The effect of inducing callus by selecting epicotyl as explant was better than other explants.
选用上胚轴为外植体的愈伤组织发生效果较其他外植体好; - The regeneration systems of “kuai shi” plum were established, using epicotyl and hypotyl as exophyte.
以快食李的上、下胚轴为外植体,建立了三华李胚轴再生体系,获得了再生植株。 - With MS culture medium, adsuki bean (Phaseolus angularis Wight) plants were regenerated at a high frequency (74%) from epicotyl explants in vitro.
赤豆上胚轴外植体用单一的MS培养基能高频率(74%25)地诱导出再生植株。 外植体对生长调节物极敏感。 - Its seedling apparently divided into three zones: epicotyl shoot zone, cotyledon node zone (CNZ) and bypocotyl root zone.
其幼苗初生维管系统的解剖学研究表明,它与毛茛科其它属一样,存在一个以子叶节区为中心的两个过渡区。