叢同構 的英文怎麼說
中文拼音 [cóngtónggòu]
叢同構
英文
bundle isomorphism-
But cluster buds can not be obtained from the callus of stems and embryo. it has likely relate to the inner structure of callus. lt is very difficult to get embryoid from mature embryo and its inducing rate is very low, and only 11. 5 % in the media containing n6 + ba 1. 5mg / l + naa 0. 5mg / l + sucrose 30g / l + agar 8g / l + ac 2g / l which is the best media for gingo tissue culture
而莖段和胚誘導的愈傷組織基本上沒有叢生芽發生，這可能和不同愈傷組織的內部結構有關。成熟胚的胚狀體誘導率較低，誘導相當困難，在n6 baiThe vegetation types are described of baishanzu national nature reserve in qingyuan county, zhejiang province. the surveyed area covered25thousand hm 2 in which27sample plots with20m 20m each were selected. based on the importance value of plant species, six vegetation types were devided, viz. evergreen broadleaved forest, evergreen and deciduous broadleaved mixed forest, coniferous and broadleaved mixed forest, coniferous forest, mountain dwarf forest, and mountain shrub and herbosa. floristic composition, community structure, and trend of community succession of each vegetation type are described
對近20年來多次調查的資料進行系統整理，將百山祖植被主要劃分成6個植被類型:常綠闊葉林、常綠落葉闊葉混交林、針闊葉混交林、針葉林、山地矮林和山地灌草叢，其下可分為22個群系;同時對群落的種類組成、結構和演替趨勢作了概述。Books online content has been written for people operating in five different roles : architect, administrator, developer, information worker, and analyst
聯機叢書的內容是針對以下五種不同角色的人群編寫的：結構設計員、管理員、開發人員、信息工作者和分析人員。Hold lectures, symposia, speeches and other academic activities related to asian - pacific studies. compile and publish beida asian - pacific studies series organize and promote academic exchanges and cooperation with other asian pacific studies institutions home and abroad
本研究院的任務：組織規劃與資助有關亞太地區的重大課題研究精品成果出版高層次學術會議等學術活動協調和支持全校各院系所，特別是有關研究中心的亞太研究舉辦報告會講座學術討論會等學術活動編輯出版北大亞太研究叢書組織和推進同校外國外亞太研究機構的學術交流與合作。分享友人