查询词典 poplars

Ten secondary metabolites in phloem of different strains of poplars were extracted by different chemical methods and their contents were determined.

摘要通过不同化学方法提取并分析了不同品系杨树韧皮部10种次生代谢产物的含量及含量差别，研究了不同制样方法对单宁、酚类及酚酸产物含量提取结果的影响。

It is explained that all the plants have the phototaxis. It';s especially obvious for the poplars. Because of the different positions and conditions, some saplings are tall, while some are short.

树林的整体走向是四周低，中间高，北边高，南边低，有人解释说：这是因为植物都有趋光性，杨树尤其明显，由于位置不同、条件不同，自然小树有高，有矮。

There is a positive correlation between the angle and the growth strain absolute size in poplars and pines.

杨树和火炬松生长应变绝对值和倾斜角度均呈正相关关系。

Taoxing branches reddening, Stir dip green, turn green poplars and orchards the main people, the shuttle busy pruning shears branches of a tree.

桃杏枝条泛红，柳丝沾绿，杨树返青，果园的主人们，穿梭忙碌着修枝剪杈。

Fast-growing poplars may be a profitable way to reforest China, but artificial, single-species forests are unattractive and ecologically unsound, writes Jiang Gaoming.

种植速生的杨树可能是一有利可图的绿化办法。但蒋高明指出，高密度、单一树种的人工纯林对国土生态贻害无穷。

It was the successor to Silver Lane Farms, where he lived, 5 miles south of Remington. The name comes from the long lane to his house, lined with silver poplars, some of which still survive.

这是继任银农场里，他在那里生活，五英里以南的雷明顿（名字来自于长期里，以他的房子，内衬银杨树，其中一些仍然生存。

He used this technique in his Rouen Cathedral series,"Poplars", views of the "Thames" in London, as well as in his famous Waterlilies series.

他在他的"卢昂主教堂"系列、"杨树"、伦敦泰晤士河的风景以及他著名的"水百合"系列都用了这种技术。

When you step forward into it, bamboos are waiting for you respectfully in the very front; the soldierly poplars are standing sideways behind you.

我常常惊叹这园林的优雅别致，无论是人造景物还自然景观，举目皆是，精美绝伦，即使是日日相处也总看不厌。

It was not a very pretty house to look at; it had something of a tumble-down, weather-beaten appearance, standing as it did upon high ground, sheltered only by four or five bare and overgrown poplars, that had shot up too rapidly for their strength, and had a blighted forlorn look in consequence.

这小旅馆坐落在一个叫做斯坦宁丘的小山上、它看上去不是一幢十分漂亮的房子；倒有一种歪歪斜斜、饱经风霜雨雪的模样儿，因为给它遮荫的只有四五棵光秃秃的、长过了头的白杨树。那些树生长得太快，超过了它们本身的生命力，结果便露出一种枯萎孤寂的模样来了。

This garden was oblong in shape, with an alley of large poplars at the further end, tolerably tall forest trees in the corners, and an unshaded space in the centre, where could be seen a very large, solitary tree, then several fruit-trees, gnarled and bristling like bushes, beds of vegetables, a melon patch, whose glass frames sparkled in the moonlight, and an old well.

园地作长方形，底里有条小路，路旁有成行的大白桦树，墙角都有相当高的树丛，园子中间，有一棵极高的树孤立在一片宽敞的空地上，另外还有几株果树，枝干蜷曲散乱，好象是一大丛荆棘，又有几方菜地，一片瓜田，月亮正照着玻璃瓜罩，闪闪发光，还有一个蓄水坑。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。