珍稀树种,rare tree species
1)rare tree species珍稀树种
1.Through introdution cultivation of 2rare tree species(Taiwania flousiana and Taiwania cryptomerioides),from whole developing processes of Taiwania flousiana and Taiwania cryptomerioides from seed(cone) to seedlings,production technology of seeds and seedlings were studied particularly.通过对台湾杉和秃杉两种珍稀树种的引种栽培,就台湾杉和秃杉两种珍稀树种从种子(球果)到幼苗的整个发展过程,以及种子和苗木的生产技术做了细致的探索性研究,并就培育出的幼苗进行观察、记载和绘制成图;经定植3 a后评价引种成败。
2.The authors introduce methods in ex-situ conservation ofrare tree species, expand propagation index, establish base of ex-situ conservation in order to obtain a certain experience for protecting biological diversity and germ plasma resource through various propagation.作者介绍了珍稀树种异地保存的方法,并通过各种繁殖方法扩大繁殖系数,建立异地保存基地,为保护生物多样性、种质资源保护积累一定的经验。
英文短句/例句
1.Studies on the Introduction and Ecology of a Few Rare Species;几种珍稀树种的引种繁育及生态学研究
2.STUDY ON THE WOOD CHARACTERS AND USES OF RARE WOOD SPECIES ZUIWENG ELM (ULMUS GAUSSENH CHENG)珍稀树种醉翁榆木材性质及用途的研究
3.Rare Seeds Industry:the Hope of Sustainable Development of Forestry of Mingxi County;珍稀树种产业:明溪县林业可持续发展的希望
4.Effects of Simulated Nitrogen Deposition on Dead Branches Decomposition of Rare Tree Species模拟氮沉降对珍稀树种枯枝分解的影响
5.Cutting Propagation and Ornamental Features of Rare Species Acer miaotaiense珍稀树种庙台槭的扦插繁殖及观赏特性研究
6.Studies on Seed Germination Characteristics and Seedling Annual Growth Rhythm of Some Precious Species in Southern Jiangxi Province;赣南珍稀树种种子萌发特性和苗木生长规律研究
7.Precious tropical trees stand next to the building, help you emphasize your private space.热带珍稀树种与建筑之间，把握疏密、小关系，强调公共空间通透开阔，强调私人空间细腻隐秘。
8.Research and Prospect of The Rare Tree Species Aesculus珍稀观赏树种七叶树的研究现状与展望
9.630 among those varietieses possess singly for the sea south,20 varieties are rare trees.其中630多种为海南独有，20多种为珍稀树木。
10.Biosystematics Study on the Endangered Tree Species Cercediphyllum Japonicum;珍稀濒危植物连香树的物种生物学研究
11.Seed Category and Storage of Bretschneidara sinensis,a Rare Endemic Plant in China中国特有珍稀植物伯乐树种子的类型和贮藏
12.Preliminary study on seedling and afforestation of rare and endangered trees in karst region of Southwest Guangxi桂西南岩溶地区珍稀濒危树种育苗与造林初报
13.RAPD Analysis of Tea Cultivars in Shannxi Province and Study on Rare and Precious Sterile C.Sinensis cv.Ziyang 1;陕西茶树种质RAPD分析及珍稀茶树种质紫阳1号的研究
14.There are more than 10 excellent species for management, more than 10 accessory species and 5 precious planting species.迭部林区现有优良森林经营树种10余种,辅助树种10余种,珍稀造林树种5种。
15.Study on Priority Conservation Sequence of 16 Rare and Endangered Tree Species in Xiaolongshan Forest Area小陇山林区16种珍稀濒危树种优先保护序列研究
16.It has many rare animals, trees and plants. Some of them are endangered.公园里有许多珍稀动物、树木及其他植物，其中一些是濒危物种。
17.Population quantity surveillance of the rare and endangered plant in Zhejiang Province: Sinojackia microcarpa浙江省珍稀濒危植物细果秤锤树的种群数量监测报告
18.rare and endangered species Breeding center珍稀濒危物种繁育基地
相关短句/例句
rare and endangered tree species珍稀树种
3)rare and endangered tree species珍稀濒危树种
1.According to 3-to-4-year continuous observations on eight kinds ofrare and endangered tree species,such as Helianthemum songoricum Schrenk,Potaninia mongolica Maxim.通过对半日花、绵刺等8种珍稀濒危树种物候期3~4年连续观测,对其物候特性有了初步了解,为进一步研究这些树种储备了技术资料。
2.Through investigation,the distribution condition ofrare and endangered tree species in the forest area was found out basically.位于秦岭西段的小陇山林区有丰富的植物资源,有国家保护植物数十种,经过调查,基本摸清了珍稀濒危树种在本林区的分布情况,并对一些濒危树种进行繁育,扩大分布范围,同时提出了保护繁育对策。
3.Descriptions were made on direct utilization, ecological, study and other values ofrare and endangered tree species in mountains of Zhejiang, Anhui, Jiangxi and Fujian, and their protection and management.对浙皖赣闽山地珍稀濒危树种具有的直接利用价值、生态价值、学术研究意义和其它价值、珍稀植物保护所需要的研究、珍稀濒危树种资源管理等进行了阐述,提出了珍稀濒危树种资源管理流程图和珍稀濒危树种保护方案。
4)rare and protected trees珍稀保护树种
5)rare and endemic tree species珍稀特有树种
6)natural precious and rare coniferous tree species天然珍稀针叶树种
延伸阅读
走私珍稀植物、珍稀植物制品罪走私珍稀植物、珍稀植物制品罪：指违反海关法规，逃避海关监管，非法携带、运输、邮寄国家禁止进出口的珍稀植物及其制品进出国（边）境的行为。
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