In different phases of development, vegetation systems in this region have changed from pioneer herbage species initially recovering in abandoned cropping lands ( bothriochloa ischemum, artenmisia giradii and stipa bungeana, artenmisia sacrorum, spodiopogen sibiricus and sophora flavecens, themeda japonica, and arundinella anomala ) to secondary shrubs ( hippophae rhamnoides, sophora viciifdia, and ostryopsis davidiana ), early forest community ( populus davidiana, betula platyphylla and platycladus orientalis with arbors or shrub assembling ), and finally liaotungesis community as the mature forest. in this study, soil profiles ( 0 - 5, 5 - 15, 15 - 25, 25 - 35, 35 - 50 cm soil layers ) were selected from typical vegetation systems representing for vegetation successions in the region
該區北部目前還保存有空間上完整的植被正向演替系列,即棄耕地先鋒群落草本群落(白羊草bothriochloaischemum 、茭蒿artenmisiagiradii +長茅草stipabungeana 、鐵桿蒿artenmisiasacrorum 、大油芒spodiopogensibiricus +苦參sophoraflavecens 、黃菅草themedajaponica或野古草arundinellaanomala )灌叢群落(沙棘hippophaerhamnoides 、狼牙刺sophoraviciifdia 、虎榛子ostryopsisdavidiana )早期森林群落(喬灌群聚、山
楊populusdavidiana 、白
樺betulaplatyphylla 、側柏platycladusorientalis 、 )遼東櫟群落( quercusliaotungensis ) 。
Natural veneer is various facing panels pasted with pure natural wooden skin. natural wood species include red beech, white beech, maple, american cherry, black walnut, thailand teak, aniegre, red oak, kevazingo, sapelli, zingana, rosewood, southeast birch, ebony, figured anegre, white figured anegre, birch, madrona, alamo, etc
一般天然樹種:紅櫸、白櫸、楓木、美國櫻桃、黑胡桃、泰柚、安利格、紅橡、花梨、沙比利、斑馬、玫瑰木、西南
樺、紅木、紫檀、黑檀、紅影、白影、
樺木、及麥當那、白
楊、山香果等各種樹瘤。
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楊千
樺圖片
Alder trees belong to the birch family
赤
楊屬于
樺木科。
Ecological features, function indicators and social - human impact together constitute the fundermental system of regional ecosystem health assessment. haxi forestry center is located in tianzhu of gansu province. in view of the natural conditions, land use type and forest map, we classify the research area into 15 landscape types
甘肅天祝縣哈溪林區位於祁連山東段,依據哈溪林區的自然條件、土地類型和林相圖,將研究區劃分為苗圃,未成林地,宜林地,農田,牧草地,荒地,青海雲杉林,祁連圓柏,針葉混交林,
楊類闊葉林,紅
樺、榆、山
楊硬闊林,針闊混交林、灌木林、疏林地和闊葉混交林等15種景觀類型。
Tianwei wood industry company has competely adopted advanced equipment and machinery of china and estalished strict quality control and management systeml. the " rose " brand series products of birch board. veneer and construction laminated board produced by this company with its advancd and precise equipment and testing devices are excellent in quality and wide in application. along wide in application, along with its continuous development, the company has put larger investments in quality control and technologies of producion so that its all kinds of products have won huge potentials to occupy the markets an have been well received by all the customers
天威木業公司全部採用國內先進的機器設備,建立嚴格的質量管理體系;應用精密的儀器檢測生產的「玫瑰」牌系列
楊、
樺木,膠合板及高檔建築覆膜板,質量上承,用途廣泛,隨著公司的不斷發展,對板材質量,科技加大了投入,為各類產品贏得市場,搶占商機創造了巨大的潛力,得到了廣大消費者的厚愛,產品原暢銷于廣州、重慶、北京、上海、及全國個大城市,自2002年以來已經全部實現出口日本、韓國、中東及歐美等國家和地區,取得了世界各國廣泛的贊譽和認可。
And the birch and the wild cherry and the alder beginning to come out. but i havent noticed the oak. yes, here he is, the oak
無論是
樺樹稠李還是赤
楊都已經開始可是沒有看見橡樹,瞧,這就是橡樹。 」
About 8 years ago, when i was working for coke, i worked on a promotion where eason was one of the celebrity spokesperson
很多年前當我還是可口可樂品牌經理的時候,我曾經搞過一個市場活動,活動的代言人是梁漢文、
楊仟
樺和陳亦迅。
Our major products are as follows : concrete shuttering film faced plywood, mdf board, particle board, okoume plywood, birch plywood, poplar plywood, bingtangor plywood, maple plywood, pine plywood, fancy plywood and chipboard
我們的產品主要有:清水建築模板,中密度板,刨花板,奧古曼膠合板,
樺木膠合板,
楊木膠合板,楓木膠合板等各種人造板材。
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Beavers in the wild usually eat the bark of poplar, willow, birch and maple trees, using the wood for their dams
野生海貍通常會啃咬
楊樹皮柳樹皮白
樺樹皮等,用啃下來的木頭去修建他們的小窩。
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