查询词典 poplar and willow

Cytospora chrysosperma harms the poplar widespread,and it affects severely on the tree species of development of poplar and willow.

杨树烂皮病又名杨柳腐烂病，是杨、柳树的主要枝干病害之一。病害发生在主干和枝条上，表现为干腐和枯梢2种类型。

Our country's deserts mainly lie in arid and semiarid areas, mostly with scarce precipitation and lack of water resource, neither natural vegetation with relatively strong drought-resistance capability nor plantation, like diversifolious poplar, dryland willow, shrubby sand willow, saxoul and Hedysarum mongolicum Turcz,etc., can be protected effectively, this leads to desertification area expansion and frequent sand storm, which seriously affect people's work and life.

我国沙漠多处于干旱和半干旱地区，绝大部分地区降水稀少，水资源缺乏，无论是具有较强抗旱能力的天然植被，还是人造林如胡杨、旱柳，灌木类沙柳、梭梭、杨柴等都得不到有效保护，导致沙化面积扩大，沙尘暴发生频繁，给人民群众的生产生活带来严重影响。

The vegetation are rich in the forests and there are many kinds of this, so basically a dimensional forests ecosystem has been finished, made up of metasequoia, pond baldcypress, poplar and willow importantly, in which perched on more than ten kinds of wild birds, such as aigrettes, pheasants, herns, peckers, mynahes and so on.

林区植被丰富，品种繁多，初步建成了以水杉、池杉、杨树、柳树为主要品种多元化森林生态系统，栖息着白鹭、野鸡、苍鹭、啄木鸟、八哥数十种野生鸟类。

V2. When the swallows have gone, there is still time to return; when the poplar and willow trees have become withered, there is still time to see green; when the peach flowers have already faded, there is still time to blossom.

一般现在时表示恒常的事实(时间的匆匆流逝是不以人的意志为转移的，是浑然一体的，并暗示了读者要珍惜宝贵的时间)三个独立的句子结构上不够紧凑，层次感不强

The swallow has left but he will be back again; the poplar and willow trees' leaves have withered, but they will grow again; the peach blossom's petals have fallen, but they will bloom again.

燕子去了，有再来的时候；杨柳枯了，有再青的时候；桃花谢了，有再开的时候。

Back roofs are made from poplar and willow wood. Straw or water-resistant local grass is used for thatch to help minimise heat loss.

顶部用杨木和柳木搭出架子，苫上稻草或防水的当地野草来最大限度地减少热量损失。

The approaching of desertification adds too much gray into the sky of the city of Beijing, while the spirit-like poplar and willow catkins add cute into the gray.

吐纳沙漠化的逼近，让天空拥有太多的灰色，如精灵般的柳絮，杨絮增添了灰色的可爱。

The only scenery was the big pond next to the playground, with poplar and willow shoots dancing gracefully.

唯一的风景是学校操场边那个很大的池塘，杨柳袅袅飘舞，婀娜多姿，芦苇和着节拍轻轻扭动，跟杨柳媲美，展示它们朝气蓬勃的生命，四季常青的水草下鱼儿则悠然自在游动，伴着日月星辰，相映成一幅永恒的乡村水墨画。

After using the forestation method of spray sowing and inserting dry seedlings, the area of fouryearnaturalregeneration poplar and willow has taken up 5 percent of controlled area, with the area of artificialspraysowing poplar and willow taking up ten percent and the area of artificialspraysowing shrub and herbage ta...

采用喷播和深松插干造林方法，4年天然更新的杨树和柳树占治理面积的5%左右，人工栽培的杨树和柳树占10%，人工喷播的灌木、牧草占10%。在沙丘上部植被覆盖度由10%～15%增加到40%～50%，丘间低地和风蚀洼平地由50%～60%增加到75%～85%。流动沙丘初步恢复为疏林草地型固定与半固定沙丘。

Wooden carvings painting and willow twig weaving stick painting produced in our factory are re-processing products by all kinds of wood plants on the basis of naturally-grown poplar, willow twig, pine, birch in the forest zone used local materials.

我厂生产的木雕画和柳编粘贴画是本着就地取材，完全采用林区天然生长的杨、柳枝及松、桦木等各种木本植物进行手工再加工的产品。

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。