Alnus相关论文
[ Objective] The paper was to study the rooting promotion activity of plant extracts, so as to lay the foundation for de......
东北赤杨(Alnus mandshurica)和毛赤杨(A. sibirica var. hirsuta)广泛分布于我国东北林区,它不仅能适应山地高寒气候和贫瘠土壤......
一、前言在表示植物的变异中,有染色体数量的变异,即染色体数自然地增减,有倍数性、非整倍性、混倍性的现象。证实了在赤杨属(Aln......
毛赤杨(Alnus Sibirica Fisch)即辽东桤木,俗称“水冬瓜”,是桦木科桦木族桤木属乔木树种。该树种生长迅速,树干通直,耐水湿、严......
别名:西南桤木、桤木、蒙自桤木、旱冬瓜。我省土名:旱冬瓜(兴义、兴仁、安龙、册亨、望谟)、秋毛(威宁)、冷绿树(钠雍)、赖皮树(......
桤柏混交林是四川盆地近年兴起并正在大力推广的人工林。桤木(Alnus cremas-togyne)是我国的特有种,原系常绿阔叶林区的散生和伴......
为了提高森林生态系统的生产力,共生固氮已成为当今研究的主题(e·f·Haines 1978 Gordon and other 1970)。太平洋西北部有一个......
本文论述了从台湾引种到福建南亚热带山地赤红壤地区生长的台湾桤木(Alnusformosana),幼龄林生长情况、根系分布、结瘤特性和根瘤......
Woods from Val d’Aosta(Northern Italy)peat-bogs and moraines.The identification of Holocenewoods from Val d’Aosta(Nor......
Correlations between the ages of Alnus host species and the genetic diversity of associated endosymb
Nodule samples were collected from four alder species: Alnus nepalensis, A. si-birica, A. tinctoria and A. mandshurica g......
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通过光学和电子显微镜对5~10月生长季节内的毛赤杨(Alnus hirsute)固氮根瘤进行了研究。超微结构研究结果表明其根瘤有明显季节变......
Effect of human disturbance on the structure and regeneration of forests in the Nevado de Toluca Nat
Sample plots were established in the principal forest types in the the Nevado de Toluca National Park, Mexico including ......
采用分解网袋法研究了马尾松(Pinus massoniana)、桤木(Alnus cremastogyne)、木荷(Schima superba)、青冈(Cycloblanopsis glauca......
松任市水下森林于1998年发现,位于日本中部北陆地区松任市Hama-sogo和Kurabe附近手取河现代冲积扇2-3km外的20-30 m水下,呈树桩、......
This paper presents preliminary assessment of seedling survival and growth of green alder(Alnus viridis(Chaix) DC. in La......
Carbon storage potential of avenue trees:a comparison of Barringtonia racemosa,Cyclobalanopsis glauc
Trees in cities play a valuable public health role for they are able to use photosynthesis to absorb atmospheric carbon ......
Indigenous agroforestry systems have been practiced for centuries in the Himalaya Mountains and adjoining regions.With t......
研究的原植物:桦木科(Betulaceae)赤杨属(Alnus.L)植物色赤杨树(A.tinctoria.Sarg)为赤杨树中的一种落叶小乔木或大灌木,最高可达......
桤术(Alnus cremastogync Burk.)生长迅速,喜生长于河岸、溪旁等比较潮湿的地方,是护岸固沙的良好树种,也是制作胶合板、矿柱以及......
据资料记载,危害辽东桤(Alnus sibrica)的主要有两虫一病,即天牛、蝙蝠蛾和烂皮病。其中以天牛危害最普遍,国内天牛科专著记载赤......
旱冬瓜（Ａｌｎｕｓｎｅｐａｌｅｎｓｉｓ）天然林阻火功能的初步研究刘爱荣，吴德友，李立俊（西南林学院·昆明６５０２２４）１９９５年４月１７日下午４时左右，云南安宁县县街乡茅草菁山顶发生火灾。由于......
A new diarylheptanoid glycoside, 1,7-bis-(3,4-dihydroxyphenyl)-5-hydroxyheptane- 3-O-β-D–xylopyranoside (1), together ......
叶的采取位置和采取时间是用叶分析判断林木营养状态的基本问题,作者就这个问题以赤松(Pinus densiflora)、柳杉(Cryptomeria jap......
桤木 Alnus Cremastogyne Burk 又名水冬瓜,属桦木科(Betulaceae)。原产四川,主要分布以成都平原及其周围山区为中心,西至康定,东......
旱冬瓜(Alnus nepalens’s D.Don)又名蒙自桤木,为落叶大乔木,高可达25—30米,胸径1米以上。分布于云南、四川、贵州。在我省境内......
桤木(Alnus cremastogyne Burk)是优良速生用材树种,具根瘤能固氮,是组成混交林的理想树种。开化县林场自1978年以来,已从四川引......
桤木(Alnus cremastogyne Burk),落叶乔木树种,主要分布于四川盆地,贵州、陕西、云南等省亦有分布。因生长迅速、适应性强,且具根......
1982年以来,我们从四川引进了优良速生树种——桤木,在长沙地区的丘岗区进行了育苗,造林试验,获得良好效果,表现出繁殖容易,造林......
Alnus trabeculosa, a rhizobia-nodulating tree, was introduced into the Chongxi tidal wetland in the Yangtze River estuar......
Correlations between the ages of Alnus host species and the genetic diversity of associated endosymb
Nodule samples were collected from four alder species: Alnus nepalensis, A. sibirica, A. tinctoria and A. mandshurica gr......
采集长白山自然保护区北坡东北赤杨、西伯利亚赤杨、色赤杨根瘤样品21个,对根瘤内Frankia DNA的16S-23S rDNA和nifD-nifK两个基因......
利用半巢式LP-PCR-SSCP技术,对中国吉林长白山不同海拔生境下3种赤杨共生丛枝菌根真菌的多样性进行检测分析.结果表明,该地区赤杨......
CHARACTERISTICS OF PHYSICAL ECOLOGY AND REGULATION MEASUREMENT FOR ESTABLISHMENT OF FAST GROWING AND
On the earth surface,there is a me-dium latitudinal zone in which the evapo-ration per year is greater than the precipit......
Maintenance of an abrupt boundary between needle-leaved and broad-leaved forests in a wetland near c
There is an abrupt boundary between two well-developed wetland forests, a stand consisting of a broad-leaved, nitrogen-f......
以从四川省采集的12个桤木种源为试验材料,利用RAPD标记,对桤木不同群体遗传变异进行研究.21个引物共扩增出186条带,其中多态性带......
应用原核生物16S rDNA特异性引物rD1和fD1,通过ARDRA(amplified ribosomal DNA restrictionanalysis)法直接扩增自中国云南、东北......
摘要：【目的】探究淹水脅迫对桤木幼苗光合特性和根系生长的影响，为筛选耐水淹树种及保护生态环境提供参考依据。【方法】以盆栽江南......
所有的生物系学生都学习豆科植物,包括像豌豆、蚕豆和苜蓿这类与固氮根瘤细菌形成共生的主要农作物;但大多数的生物系学生都不学习......
引进国外桤木属植物11种54个种源,在浙江富阳进行育苗和适应性观察.绿桤木、欧洲绿桤木、裂叶桤木、毛赤杨和南美桤木共5种20个种......
利用AFLP分子标记结合形态学指标,采用UPGMA法进行聚类分析,对桤木属17个种57份材料进行了亲缘关系研究及一个模糊种鉴定。结果表......
对桦木科桤木属自然分布于中国西南地区的4个种进行了细胞学研究，结果分别为：川滇桤木K（2n）=56=30m＋24sm＋2st；桤木K（2n）=56=38m＋16sm＋2M；蒙自桤......
采用温室沙培试验，通过不同浓度氮处理，研究红桤木、喜马拉雅灰桤木、欧洲桤木和灰桤木4种国外引种的桤木属幼苗对不同氮水平的响应......
