紫茎泽兰
- 网络eupatorium adenophorum;Eupatorium adenophorum Spreng;crofton weed
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以不同渗透势的PEG(6000)溶液模拟水分胁迫条件,通过相对发芽率、萌发抗旱指数、活力指数3个指标,研究了14个不同地理种群紫茎泽兰(EupatoriumadenophorumSpreng.)
Relative germination rate , promptness index , vigor index of crofton weed ( Eupatorium adenophorum Spreng . ) from 14 populations were tested under different osmotic potentials ( PEG6000 ) to evaluate their drought resistance using the fussy subordinate function .
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紫茎泽兰土壤种子库特征及其对幼苗的影响
Characteristics of soil seed banks of Crofton weed and their effects on Seedlings
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紫茎泽兰的CO2交换特性
CO_2 exchange characteristics of Eupatorium adenophorum Spreng
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外来入侵植物紫茎泽兰不同组织RNA提取方法
Method of RNA Extraction from Different Tissues of Invasive Alien Weed Eupatorium adenophorum
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紫茎泽兰cDNA文库的构建及苯丙氨酸解氨酶(PAL)基因家族的研究
Construction of cDNA Library and Studying of Phenylalanine Ammonia-Lyase ( PAL ) Gene Family in Eupatorium Adenophorum
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紫茎泽兰cDNA文库的构建及RuBP羧化酶基因的筛选
Construction of cDNA library and RuBP carboxylase gene screening of Eupatorium adenophorum
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紫茎泽兰叶片对2种辣椒幼苗POD·SOD及抗坏血酸代谢的化感效应
Allelopathy Effects of Eupatorium adenophorum Leaves on the Activities of POD and SOD and the Metabolism of Ascorbic Acid in 2 Species of Capsicum annuum Seedlings
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DGGE分析结果表明紫茎泽兰入侵降低了细菌的多样性,这与培养所得的结果是一样的。
The DGGE result indicate that the bacterial decreased because of the invasion too .
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紫茎泽兰(EupatoriumAdenophorum)是我国主要外来入侵植物之一,在我国西南地区迅速传播,引起了巨大的经济损失。
Eupatorium adenophorum is one of main invasive plants in China and has caused great economic losses .
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以MS+6mL(1mg/mL)2,4-D培养紫茎泽兰叶片分化良好,愈伤组织生长速度快;
Callus of Eupatorium adenophorum could differentiate and grow well in MS medium ( with 6 mL of 2,4-D 1 mg / mL ) .
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替代植物黑麦草LoliumPerenne与入侵杂草紫茎泽兰EupatoriumAdenophorum的竞争效应及其机制的研究
Competition Effects and Their Mechanisms between a Replacing Ryegrass , Lolium Perenne , and An Alien Invasive Eupatorium Adenophorum
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X射线能谱分析说明根系内K的主动吸及Ca的被动吸收被紫茎泽兰内含的异克物质严重干扰,导致根系发育受阻。
The analysis of EPMA showed that the active transportation of K and the passive transportation of Ca in maize roots were obstructed , which retarded the growth of maize roots by allelopathic materials contained in plants of Eupatorium adenophorum .
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结果表明,两种真菌及其毒素均能在紫茎泽兰叶片上产生直径2~5mm的局部坏死斑。
Results showed that toxin could influence the Eupatorium adenophorum lesion on leaf which diameter was up to 2 ~ 5 mm , which is obviously differenced from the influence by water .
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主要结果与结论如下:1.嵌套PCR结果表明紫茎泽兰入侵改变了包括AMF在内的土著菌根真菌群落结构,并更多的在其根周积累了球囊霉属AMF。
The main results and conclusions were as follows : 1 . The results of nested PCR showed that , the structure of MF community including AMF was altered by A. adenophora invasion , and Glomus was accumulated in A. adenophora rhizosphere .
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黑麦草与紫茎泽兰在所有密度及其比例下的相对产量总和(RYT)均近似于1.0,说明这两种植物面临着对相同资源的直接竞争。
The RYT was close to 1.0 , which implied that the two plants competed for the same resources . At all densities and proportions the yield of E.
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电导率测定结果表明,毒素粗提液对紫茎泽兰的伤害活性最强,LA-I次之,LA-II最弱。
The results of conductance rate measurement indicated that the damage of the crude toxin solution to Eupatorium adenophorum was the most violent and the purified LA-I toxin took the second place , and purified LA-II was much feebler .
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紫茎泽兰素A对乙酰胆碱酯酶和Na-K-ATP酶的抑制作用是其导致蚜虫死亡的重要原因。
Tests also showed that Eupatorin A can inhibit the activity of AchE and Na-K-ATPase of the cotton aphids in vitro and in vivo . The inhibition was deepened with the bigger concentration of Eupatorin A and the longer toxic time .
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紫茎泽兰提取物对小菜粉蝶幼虫的拒食活性测定
Antifeeding Activity Determination of Eupatorium adenophorum Extracts on Pieris rapae Larvae
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恶性外来入侵植物紫茎泽兰在云南的分布格局
Distributive pattern of malignant invasive species , Eupatorium adenophorum in Yunnan
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紫茎泽兰入侵机制及防治方法的研究进展
Research Development of Invasion Mechanisms and Control Method of Eupatorium adenophorum
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紫茎泽兰种群年龄结构动态及对控制的指示意义
Age structure dynamics of Eupatorium adenophorum populations and its implications for control
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用紫茎泽兰生产沼气的研究
The study of producing marsh gas from Eupatorium adenophorum Spreng
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紫茎泽兰连续发酵产沼气实验研究
A Experimental Study of Continuous Methane Fermentation by Using Eupatorium adenophorum Spreng
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紫茎泽兰化学防除效果的药剂筛选试验
Screening Test Study of Chemical Control Effect on Eupatorium adenophorum
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紫茎泽兰类黄酮3′-羟化酶在烟草中的表达
Expression of Flavonoid 3 ′ - hydrolyase from Eupatorium adenophorum in Tobacco
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紫茎泽兰脱毒作猪饲料原料的研究
A Study on the Detoxified Eupatorium Adenophorum Spreng as Swine Feed Ingredient
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紫茎泽兰器官表面微形态的观察
Study of the epidermal micromorphology of organs in Eupatorium adenophorum
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紫茎泽兰入侵对土壤诱导呼吸作用的影响
Effects of Eupatorium Adenophorum Sprengel Invasion on Soil Substrate-induced Respiration
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紫茎泽兰精油的香气成分及应用研究
The odorous constituents and the application of essential oil from Eupatorium adenophorum
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紫茎泽兰光合特性对生长环境光强的适应
Adaptation of Eupatorium adenophorum photosynthetic characteristics to light intensity