epicotyl是什么意思

2023-12-28 20:10:17

epicotyl

美[epɪˌkɒtəl] 英[epɪˌkɒtl]

n. [植]上胚轴

Increasing proportions of the trees 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。
Abstract : The method of culturing treepeony containerized seedlings and absolving epicotyl dormancy of treepeony seeds. 摘要：本文探索了牡丹容器育苗的方法和解除牡丹种子上胚轴休眠的方法。