珙桐

珙桐的生物生态学特性和栽培技术

Bioecological characteristics and cultivation of the dove tree in China

这表明珙桐的遗传分化主要存在于群体内部，湘西和鄂西两个群体之间存在非常频繁的基因流。

It is indicated that most of genetic variation in Dove tree existed within the population , and the gene flow between two natural populations was very frequently .

HPLC分析四川不同产地珙桐叶槲皮素的含量

Analysis of Quercetin in Davidia involucrata in the Different Areas in Sichuan Province by HPLC

天然珙桐群体的RAPD标记遗传多样性研究

Study on Genetic Diversity of RAPD Mark for Natural Davidia involucrata Population

利用RAPD标记对珙桐地理种群遗传分化的研究

Study on Genetic Differentiation for Geographic Population of Davidia involucrate by RAPD Marker

利用RAPD标记对珙桐全分布区5个种群的遗传多样性进行了分析。

Davidia involucrate genetic diversity of5 populations in distribution regions was analyzed by RAPD marker .

休眠期珙桐种子cDNA文库构建及EST分析

Construction of cDNA Library and Analysis of the Expressed Sequenced Tags ( ESTs ) Characteristics of Dormant Seeds of Davidia involucrata

即珙桐叶SOD活性受生物和非生物因子共同影响，且不同年龄级、叶位、层次均存在差异。

The SOD activity of D.involucrata leaves as affected by both biological and non-biological factors , and varied with age class , leaf position and leaf layer .

珍稀濒危植物珙桐（Davidiainvolucrata）苞片差异表达基因的克隆与分析

Cloning and Analyzing of Bract Differentially Expressed Genes of Davidia Involucrata Baill

珙桐（Davidiainvolucrata）为国家一级重点保护的珍稀濒危植物。

Davidia involucrata is the first class national protective keystone plant in the rare dangerous plants .

喜树（Camptothecaacuminata）是珙桐科（Nyssaceae）的一种落叶阔叶树，为我国南方特有树种，含有抗肿瘤作用的喜树碱。

Camptotheca acuminata , a deciduous tree , which grows in the southern China , contains an alkaloid of anti-cancer properties named camptothecin .

珙桐（Davidiainvolucrata）是我国特有的珙桐科珙桐属植物，起源古老，为第三纪古热带植物区系的孑遗种。

Davidia involucrata is a species that is specially distributed in China and belongs to Davidia and Nyssaceae . It has epibiotic origin and is relic species from tertiary palae-tropical flora .

结果表明，WPM+2.0mg／LBA+0.1mg／LNAA为诱导珙桐冬芽萌发的适宜培养基；

The results show that the medium WPM + 2.0mg / LBA + 0.1mg/LNAA is the optimum medium for sprouting of dormant buds .

珙桐群落种内与种间竞争研究

Intraspecific and Interspecific Competition in Davidia involucrata ( Davidiaceae ) Community

珙桐苗期水分状况的研究

A study on the water condition of seedings in Davidia involucrata

利用红外光谱分析珙桐幼树氮素状况的边缘效应

The study of edge-effect of Davidia involucrata nitrogen status with FTIR

濒危植物珙桐的组织培养与植株再生焦不离孟，孟不离焦

Tissue Culture and Plant Regeneration of Endangered Plant Davidia involucrate Baill

珙桐的引种繁殖研究。

Studies on introduction and reproduction of Davidia involucrate baill .

珙桐是世界著名观赏植物。

Davidia involucrata Baill is one of the world famous ornamental plants .

珙桐种子的解剖研究

Study on the Anatomic Structure of Seed of Davidia Involucrata

珍稀濒危植物珙桐胚的萌发与快速繁殖

Embryo Germination and Rapid Propagation of Rare and Endangered Plant Davidia involucrata

通过大面积的野外调查和查阅资料，提出了珙桐的保护措施。

Through many field investigations and references , some protecting measures were presented .

珙桐营养器官解剖学研究

Anatomical studies on vegetative organs of Davidia involucrate Baill

珍稀濒危植物珙桐不同采收期的种子特性研究

Studies on seed characteristics of endangered plant Davidia involucrata in different collection period

珙桐叶有效成分的提取及其抗氧化性能的研究

Study on Extraction Process and Antioxidant Property of Extract of Davidia Involucrata Baill Leaves

卧龙自然保护区三江珙桐群落种间关系的数量分析

Numerical analysis on interspecific relationships in Davidia involucrata community in Sanjiang Wolong Nature Reserve

峨眉山珙桐根际和非根际土壤微生物的初步研究

Preliminary Study on the Microorganism in Davidia rhizosphere and non-rhizosphere Soil from Emei Mountain

甘肃省珙桐的地理分布及群落组成

The geographical distribution and the constitution of plant community of Davidia involucrata in Gansu Province

甘肃文县珙桐群落优势种种群分布格局及动态变化趋势

Population Patterns and Dynamics of Davidia involucrata Community 's Dominant Species in Wen County of Gansu

湖北七姊妹山珙桐种群结构研究

Population structure of Davidia involucrate in Mt. Seven-sister Nature Reserve of central China 's Hubei Province