"桤木+Alnus+cremastogyne英语短句+例句大全" 是一本整合了桤木科属植物Alnus cremastogyne相关信息的英语短句和例句的合集。Alnus cremastogyne是一种常见的桤木科树种，具有重要的生态和经济价值。这本合集包含了关于Alnus cremastogyne的描述、特点、用途、生长环境以及保护等方面的丰富短句和例句，旨在帮助读者更全面地了解这种植物，同时提供使用和学习英语的便利。 这本合集涵盖了Alnus cremastogyne植物的各个方面，从生态环境到用途功效，都有详细的描述和丰富的例句。无论是对这种植物本身感兴趣的人，还是英语学习者，都能在这本合集中找到所需的内容。
桤木,Alnus cremastogyne
1)Alnus cremastogyne桤木
1.Study on Water Conservation Capacity of the Mixed Plantations ofAlnus cremastogyne and Cunninghamia lanceolata;桤木杉木混交林水源涵养能力研究
2.Variation of Fruiting Quantity and Nut and Seed Characters ofAlnus cremastogyne Clones;桤木不同无性系结实量与种实性状变异
3.Preliminary Report on Selection ofAlnus cremastogyne Provenances/Families;桤木地理种源/家系选择试验初报
英文短句/例句
1.Research on the Biological Character of A.sibirica and A.mandshurica;东北桤木和辽东桤木生物学特性研究
parative Study on Wood Properities of Alnus Cremastogyne Burkill and Aluns Formosana Makino;桤木与台湾桤木人工林木材性质比较研究
3.alder: tree of the birch family,usu growing in marshy places桤木（桦木科,通常生长于沼泽地带）.
4.Status on Pulping/Papering Research of Alder and Prospect of Utilization of Alder Pulp Wood in China桤木制浆造纸研究现状与我国桤木浆的开发利用
5.Water Holding Characteristics of Litter in Two Types of Alnus cremastogyne burk Plantation对四川桤木和台湾桤木人工林枯落物持水特性研究
6.wood of any of various alder trees; resistant to underwater rot; used for bridges etc.桤木属树木的木料，抗水蚀，用于造桥梁等。
7.A Preliminary Discussion on Effect of Artificial Inoculation on the Nodule Formation and Nitrogen Fixation of Alder人工接种对桤木结瘤固氮的效应初探
8.A PRELIMINARY STUDY ON DORMANCY AND GERMINATION OF TRABECULATE ALDER SEED江南桤木种子休眠和萌发的初步研究
9.Study on the Nodule Nitrogen Fixation Ability of Alnus nepalensis Secondary Forest in Ailao Mountain哀牢山桤木次生林根瘤固氮能力研究
10.Study on Prepare Process for Alder Wood Polymer Composite西南桤木木塑复合材料处理工艺的研究
11.Stand Biomass and Its Distribution of Mixed Forests of Alnus cremastogyne and Cunninghamia lanceolata桤木×杉木混交林生物量及分布格局研究
12.The alder nitrogen fixation promoted growth of the after crop.十年生桤木林采伐迹地上,桤木固氮改良土壤,并促进后续植物的生长.
13.laurel, viburnum and alder, great ferns在一年的大部分日子里，月桂、荚莲、桤木、大蕨
14.The Origin and Development of Adventitious Roots in Alder Cuttings桤木插穗不定根发生与发育的解剖学观察
15.A study of ecological geochemical warning of the forest soil in an alder plantation人工桤木林林地生态地球化学预警评价研究
16.Study on Characteristic Variation of Half-sib Pollination Offspring of Alnus Formosana during Seedling Period台湾桤木半同胞授粉子代苗期性状变异的研究
17.Morphological, Cytological and Molecular Biological Classification of Alnus Mill.and Osmanthus Fragrans (Thunb.) Lour.;桤木和四川桂花的形态、细胞及分子分类学研究
18.Studies on Nodule Structure of Actinorhizal Plants and Photosynthetic Characteristics of Alnus Cremastogyme;放线菌根瘤结构及四川桤木光合特性研究
相关短句/例句
alder[英]["?:ld?(r)][美]["?ld?]桤木
1.The increasing evidence for the effect of mixtures indicated mixingalder(Alnus cremastogyne Burk.调查了中亚热带会同地区 13a生杉木纯林 (纯林 )和 8杉木 2桤木混交林 (混交林 )的大型土壤动物群落 ,并比较了两个林分在群落结构上的差别 。
2.The wood properties ofalder is similar to that of poplar and birch which could be used to produce different kinds of pulp.就桤木商用种植的生产潜力、制浆造纸和材性研究现状等进行综合评述。
3.Thealder forest distributed in the hill and mountain region in the north and middle part of Sichuan Basin had a higher nodulation capacity generally.桤木在四川盆地中北部山丘区,普遍具有良好的结瘤能力:单株五年生林木结瘤量40～160g(鲜重),十年生最佳达200g左右。
3)Alnus cremastogyne Burk桤木
1.Study on the improved potential of fine pulpwoodAlnus cremastogyne Burk;桤木优良造纸材改良潜力研究
2.andAlnus cremastogyne Burk mixed forests.对20a生杉木、桤木混交林丰产效果和机理进行研究,结果表明:混交林内桤木自然保存率低于杉木;杉木单株材积、单位面积材积分别大于桤木4。
4)Alder(Alnus nepalensis D. Don)西南桤木
5)alnus cremastogyne四川桤木
1.The selection of the tolerance drought superior families of pulpwood of Alnus cremastogyne;四川桤木纸浆材耐干旱优良家系选择初探
2.Study on cutting techniques of superior trees of Alnus cremastogyne;四川桤木优株扦插繁育技术初报
3.Study on the growth situation and adaptability of the introduction of Alnus cremastogyne in Hunan;四川桤木引种湖南生长状况及适应性研究
6)Alnus cremastogyne Burk四川桤木
1.Study on photosynthetic physiological characteristics of four improvedAlnus cremastogyne Burk pedigrees;4个四川桤木品系的光合生理特性研究
2.Tests on the pruning and fertilization of clonic scion pluching nursery ofAlnus cremastogyne Burk;四川桤木无性系采穗圃修枝与施肥试验初报
3.A Study on the Phenotypic Diversity of Fruits of Natural Populations ofAlnus cremastogyne Burk in Sichuan四川桤木天然群体果实表型多样性研究
延伸阅读
桤木桤木Alnus桦木科桤木属植物的通称。又称赤杨。共40余种，分布于亚洲、非洲、欧洲及北美洲。中国有7种1变种，分布于东北、华北、华东、华南、华中及西南。材质轻软，为水工、坑木、建筑等用材；树皮、果实提制栲胶；叶作饲料或沤肥；根系发达，耐水湿、具根瘤，是护岸固堤、改良土壤的树种，也是优良的用材树种和薪炭材树种。桤木为落叶乔木或灌木。单叶互生，具叶柄，叶缘锯齿或浅裂，稀全缘，托叶早落。花单性，雌雄同株。总状或圆锥状花序。果序球果状，每个果苞内有2枚小坚果。桤木喜光，幼树稍耐荫。对水湿和肥力要求较高。萌芽力强，生长迅速。根具根瘤菌，有改良土壤的作用。种子极小，可用条播或撒播。一年生苗高1米可出圃造林。因有固氮能力宜选作混交树种。
