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Populus

网络杨属；杨树；白杨

Populus

Populus

Populus

杨属

包括杨属(Populus)和柳属(Salix)；近代分类中又由柳属Salix内分出独立的一属，钻天柳属 Chosenia。本属只有钻天柳C. macrol…

杨树

【摘要】：杨树(populus)是世界上分布最广、适应性最强的树种。在我国,杨树的栽植遍及全国各地,是我国用材林、防护林和 …

白杨

一个在白杨(Populus)中特异的miRNA(miR482), 它在

杨树花叶病毒病是危害杨属

寄主与分布：杨树花叶病毒病是危害杨属（Populus）植物中黑杨派、青杨派的一种叶部病毒病害。国内分布在山东省、河南省 …

杨树属

　　杨树属(PoPulus)的分类可分为五大派(白杨派、青杨派、黑杨派、胡杨派和大叶杨派)。我省杨树基本上可分为二大派,即白杨派( …

杨柳科

‧科名： 杨柳科(Populus) 杨属(Populus) 之通称 NEW POPLAR LEAF落叶乔木的通称。

杨木

杨木(Populus)木粉　木粉40目过筛,取自江苏省宿迁市曙光木业有限公司; 聚乙烯(PE)颗粒　购自昆山鸣电塑业包装有限公司,清洗 …

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Any of several trees of the genus Populus having leaves attached by flattened leafstalks so that they flutter readily in the wind .

白杨一种树白杨属，叶长在扁平的叶柄上，因此易于随风飘动。

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Anatomic characteristics of clonal growth of root suckers of Populus euphratica was studied by means of conventional paraffin method .

利用常规石蜡切片法对胡杨根蘖繁殖特性进行形态解剖学研究。

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Phenological phase changes of populus simon ii are of strong response to air temperature change , and their relationships may be nonlinear .

物候期变化对温度的响应较强，其关系有可能是非线性的。

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Hu Yanglin Populus Mongolian known as the "Tao" is a deciduous tree , thin wooden soft , broad leaves Qing dark and quiet .

胡杨林胡杨蒙古语称为 “陶来 ”，是落叶乔木，木质纤细柔软，树叶阔大清杳。

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Salicaceae A family of dicotyledonous trees , shrubs , and creeping forms including the willows (Salix) and poplars (Populus ).

双子叶植物。杨柳科植物形态多样，有乔木，灌木及蔓生种类。包括柳树（柳属）和杨树（杨属）等。

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Diversity Study of Rhizosphere and Endophytic Fungi from Populus euphratica Oliver .

胡杨根际真菌与内生真菌多样性研究。

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Populus euphratica is only species which forms forest in the lower reaches of Tarim River .

胡杨是塔里木河流域唯一的成林树种，也是世界上古老而珍贵的植物。

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So it is of utmost importance to protect Populus euphratica , which can promote the restoration of regional desert vegetation specially.

为此，加强胡杨林的保护，促进区域荒漠植被的恢复尤显重要。

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Populus deltoides is completely adapted to the climatic conditions in Jingning, with the characteristics of cold tolerance and rapid growth.

试验结果表明：美洲黑杨完全适应景宁的气候条件，具有很强的耐寒性和速生性；

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Thus, Phragmitas communis and Populus alba were selected as the best remediation plants .

可见，芦苇和白杨是该地比较适合的土壤石油污染修复植物。

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the old aged Populus euphratic , with slow metabolism , is tending towards recession, therefore, the power of absorbing water is inadequate .

老龄胡杨已经趋于衰退，新陈代谢慢，因此吸收水分的动力不足。

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Study on Comparison of Salt-resistance Abilities among Populus tomentosaClones and Gene Transformation for Salt Tolerance .

毛白杨无性系耐盐性比较与转耐盐基因的研究。

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Populus euphrates aoliv. community has low diversity , and has been disturbed seriously by environmental factors and human activities.

胡杨林群落多样性较低，且受环境因子或人为活动影响严重；

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In two secondary forests , Populus davidiana fine root decomposition rate was faster than Betula platyphylla 's .

在白桦山杨幼林和成熟林中，山杨的细根分解均比白桦细根快。

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A Study on the Distant Hybridization between Populus alba Linn. And Ulmus pumila Linn.

银白杨与白榆远缘杂交的研究。

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Genetic variation in photosynthetic traits of triploid clones of Populus tomentosa .

三倍体毛白杨无性系光合特性的研究。

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Effect of peroxidase location in cell wall on lignification progress of secondary xylem cell of Populus tomentosa Carr .

细胞壁中过氧化物酶的分布对杨树木质化过程的影响。

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Populus poll this month showed that voters favour Labour on welfare reform .

上个月的白杨调查显示选举人在福利改革问题上更倾向工党。

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but have great difference comparatively in Populus euphrtaicr forest region and clover land .

胡杨林地和苜蓿地各剖面土壤水分差异较大。

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