Ainu used the bark of the Japanese elm Ulmus davidiana to make a strong fiber that was woven into baskets or, with the aid of a backstrap loom, a durable cloth that was the basis for Hokkaido Ainu clothing.

編籃阿伊努人以春榆樹皮制作的纖維為原料操妇女视频网站，編成籃子国产农村老熟女国产老熟女∥缫乖谙呔肥悠担或是利用backstrap loom紡織出經(jīng)久耐用v在线观看欧美精品，北海道阿伊努服裝最慣常使用的布料欧美在线精品一区二区三区。

Ivela ochropoda is one of the main defoliator pest occurred in Ulmus pumila, and is very serious in Wuqi County.

榆毒蛾是榆樹的食葉害蟲之一，在吳起縣發(fā)生嚴(yán)重日韩无码导航视频。

Arboreal plant Paulownia fortunei, Ulmus pumila and Broussonetia papyrifera had relatively higher complex ability to accumulate heavy metal.Cedrus deodara, Platanus acerifolia and Ligustrum lucidum also had some complex ability to accumulate heavy metal. These species could be selected as the greenery tree as well as purified tree in the area. Among the herbaceous plants, the accumulation ability of Cynodon dacytlon was better than others.

經(jīng)對比篩選16wv.com免费，木本植物中泡桐、白榆和構(gòu)樹具有較高的重金屬綜合富集能力悠悠资源av男人免费站，雪松欧美xxxx18、懸鈴木和女貞等樹種亦有一定的富集能力，這些樹種可被選為該區(qū)凈化重金屬污染的綠化樹種性交3xxxxx在线观看；草本植物中日本黄在线，狗牙根的富集能力大大超過其他草本植物。

The selection of Paulownia fortunei, Ulmus Pumila, Broussonetia papyrifera and Cynodon dacytlon in that serious pollution district was the effective restorative method.

因而在Cd一级特黄AAAAA片、Pb和Zn嚴(yán)重污染的環(huán)境中欧美黑人激情第一欧美精品，選擇泡桐免费观看激情视频、白榆、構(gòu)樹和狗牙根的喬木和草本植物組合是該類污染區(qū)植物修復(fù)的有效途徑黃色三级片毛片。

A dicot family of the order Urticales including: genera Ulmus; Celtis; Planera; Trema.

苜蓿目中的雙子葉植物科包括榴莲视频ios频；榆樹屬；樸屬乱伦Av对白；水榆屬谁有黄色网站天堂在线观看；山黃麻屬。

Ulmus：榆屬

1.榆屬(ulmus) 葉緣多重鋸齒,羽狀脈直伸葉緣,下面?zhèn)让}常在葉緣處分叉. 花兩性,稀雜性. 翅果,果核扁平,具宿萼. 南北均產(chǎn),多生于石灰?guī)r山地. 木材堅(jiān)韌,耐朽力強(qiáng),多為優(yōu)良用材樹;樹皮富含纖維及粘液;葉99ri9cao、皮及果可食;為荒山吸"四旁"綠化樹種.

Ulmus：榆

可把該區(qū)地層由上到下劃為三個(gè)孢粉組合帶:帶1(生土層)海金沙(Lygodium)-卷柏(Seleginella)-紫萁(Osmunda)-松(Pinus)孢粉帶;帶2(文化層)菊科(Compositae)-毛茛科的唐僧草(Thalictrum)孢粉帶;帶3(文化層上部)海金沙-紫萁-水龍骨科(Polypodiaceae)-榆(Ulmus)-小芘(Berbe

Ulmus：左墻上的棍子

All its twinkling sisters shine... 門邊演示架中的海星 | Cedar, laurel, ulmus, beech...左墻上的棍子 | Gracing the oceans, its beauty undenied... 門邊演示架中的珊瑚

Ulmus：榆屬 榆屬

Ulmal 尤馬爾鋁合金 | Ulmus 榆屬 榆屬 | Ulmusalata 翼枝長序榆

Ulmus pumila：榆樹

[摘要]榆樹(Ulmus pumila)疏林灌叢草原是渾善達(dá)克沙地植被演替的頂極群落. 但近年來,榆樹數(shù)量減少、樹齡老化嚴(yán)重. 2001-2002年,在渾善達(dá)克沙地榆樹疏林集中分布地區(qū),選取了輕度(LD)99黄色一级视频、中度(MD)和過度(HD)3個(gè)不同干擾強(qiáng)度的地點(diǎn)進(jìn)行實(shí)地調(diào)查.