paulownia相关论文
Phylogenetic positions of Cyrtandromoea and Wightia revisited:a new tribe in Phrymaceae and a new fa
The familial placement of Cyrtandromoea and Wightia,two small and enigmatic Southeast Asian genera,have long been contro......
在生产实践的基础上,介绍了泡桐(Paulownia)林下套种玉竹[Polygonatum odoratum (Mill.) Druce]的可行性,总结了红壤丘陵区泡桐林......
According to our retrosynthesis, the main chain of the target molecule could be constructed using a C5 + C7 + C5 strateg......
豫林一号泡桐是从白花泡桐(Paulownia fortunei)天然杂交种中选育出的优良无性系。是在河南郑州、睢县、禹县等八个地区,先后将三......
泡桐是我国重要的速生用材树种之一,因其用途广、适应性强而受欢迎。红杉、巨杉系珍贵树种,红杉高生长可达110米以上,最老的树龄2......
毛泡桐〔Paulownia tomentosa (Thunb)Siev.& Zucc.〕似乎非常适用于表层矿化土的改良,而且还有木材利用潜力(Carpenter,1977)。......
对四种泡桐染色体数目进行了初步研究,观察结果表明,四种泡桐的染色体数目均为2n=40,其中豫杂一号泡桐染色体数目为我国首次报导。......
以河南省周口地区黄淮海平原三个主要土壤(两合土、青砂土、淤土)上农桐(兰考泡桐Paulownia elongata S.Y.Hu)间作的调查研究资料,......
This paper dealt with the SDS polyacrymide gel electrophoresis of proteins ahd analysis of the amino acids in the diseas......
学名期贡Abelmosehu,e,eulentu,(L.)Moene五 ……,.···……。‘,…,…‘二。。…。二。.……2一24人b住ti10n宝nd介um丫L.)G Do......
Woods from Korean Larch, Chinese Fir, Aspens, Manchumian, and Fortunes Paulownia were chosen for investigation. Specime......
In order to probe the death reason of terminal buds and carry out trunk extension by using lateralbuds, the temperature ......
This paper aims to confirm the optimal pruning intensity to promote paulownia growth. Annualdynamic of 8 growth indicato......
Paulownia is a fast-growing tree species that is mainly found in the central part of China. Three main cultivation areas......
This paper reviews the mechanisms, types, compositions, affecting factors, prevention and remediable treatments of wood ......
The spatial pattern of paulownia witches’ broom was investigated using an Iwao’s(m*-m) model in Shaanxi Province,China......
简述了泡桐丛枝病病原及特征、发生规律、为害症状,并总结了该病的防治方法。
Brief description of the pathogen and the chara......
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Patterns and determinants of wood physical and mechanical properties across major tree species in Ch
The physical and mechanical properties of wood affect the growth and development of trees, and also act as the main crit......
Anti-inflammatory Activity and Mechanism of Total Flavonoids from the Phloem of Paulownia elongate S
The juice leaked from broken phloem of Paulownia elongate S.Y.Hu has been used to cure acute inflammation resulted from ......
埋头铆钉countersunk head rivet,countersunkand chipped rivet半埋头铆钉countersunk not chipped rivet圆头道钉 button head ......
阜阳市局 ￡4a 局长——_MINtkMMtgj’＃lnH＄B——q.M——D收束志不他只邀狲位J则【科校为先导推动地租工作.B为广为戳民U用凶盼引眯B.......
我场栽植了两种泡桐。一种是兰考泡桐(Paulownia elongata s.y.Hu),一种是白花泡桐(Paulownia fortunei[seem]Hemsl)。白花泡桐引......
中华金带蛾(Eupterote chinensis Leech)幼虫是四川泡桐(Paulownia fargesii Franch)的重要食叶害虫。在我区分布于通道县、新晃......
泡桐(Paulownia spp.)丛枝病已确定系类菌原体(MLO)致病。但据国内报道电镜下见到有棒状病毒粒子,至于病毒到底起何作用以及是否......
从空桐树(Paulownia kawakamii)首次提取分离出7个化合物,经波谱分析和化学反应,分别鉴定为α-lapachone(1)、9-hydroxy-α-lapach......
Correlation of metabolic changes of infected paulownia tissue culture with PWB-MLO pathogenic mechan
Paulownia sp.tissue culture plantlets infected with paulownia witches’ broom mycoplasma-likeorganism （PWB-MLO） expressed ......
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Nitrogen, phosphorusandpotasiumrecyclinginanagroforestryecosystemofHuanghuaihaiPlain: with Paulowniaelongataintercr......
对泡桐(Paulownia spp.)丛枝病害有关问题的研究,多侧重于病原、媒介物与寄主之间的关系以及相应的防治措施等。近些年来对植物病......
一前言生态系统中的物质流积累与归还,是衡量生态系统动态变化的重要标志之一,也是生态系统研究最基本的组成部分。国外在这方面......
奉新县甘坊采育林场于1975年在丘陵山地营造泡桐三百余亩,现平均树高11.2米,胸径17.92厘米;最大单株16.5米,胸径33.7厘米,达到成......
台湾泡桐所属的品种,在1910年命名有Paulownia kawakamii lfo.(白桐)和P.fortuneiHemsl,(P.mikado Ito)中国桐两种,从此在植物分......
兰考泡桐(Paulownia elongata S.Y.Hu)在泡桐属中突出的特点是生长快,被广泛引种栽培,生产上发展较快。为了探索兰考泡桐埋根育苗......
泡桐种根的贮藏,各地通常用砂藏、室内堆置和露天堆放等方法。哪种方法较好,没有报道过。我们为探索泡桐种根贮藏的适宜方法,对白......
从1973年开始,先后在郑州、禹县、鄢陵、临颖、鲁山等地进行了泡桐开花习性的观察、人工杂交和杂种苗的培育工作,初步显示出泡桐......
泡桐为我国著名速生优质丰产的重要树种。本文仅就几种雄性不育的泡桐作一初步的细胞形态学方面的探讨,以供科研、生产单位参考。......
我省的树木引种工作早在1920年左右就开始了,先后由加拿大、德国、北美、日本、苏联等国引进了部分树种,另外,也从省外引入许多较......
泡桐系玄参科(Scrophulariaceae)泡桐属(Paulownia)树木,是我国著名的速生用材树种之一。具有生长快、繁殖容易、材质好、用途多......
泡桐属的自然分布区为北纬20—40°,东经98—125°。湖北省位于北纬20°05′—33°20′,东经108°30′—116°10′。正处于泡桐属......
楸叶泡桐(Paulownia catalpifolia Gong Tong.)群众又称笨桐、老桐、楸桐,是我省渭北东部的乡土树种,历史上群众即有栽培的习惯。......
泡桐是原产我国著名的用材树种,具有生长快、材质好、用途广、适应性强和繁殖容易等优良特性。泡桐属(Paulownla)的分布,除白花泡......
泡桐移植美国差不多150年了。密西西比河东部的12个州,从印第安那南部经新泽西州向南,到卡罗林那州和亚那巴马州,野生泡桐(Paulow......
