There are seven vegetation belts in Helan Mountain-Yinchuan Basin system from west to east,they are mountain forest belt,mountain shrub-grass belt,mountain foot desert grassland belt,oasis belt in diluvial fan plain,oasis belt in alluvial plain,wetland belt near the Yellow river, desert grassland belt in ordos platform.

基于整個(gè)山盆系統(tǒng)內(nèi)山地、平原亚洲中文操女视频网站、黃河樱花在线导航成人网站入口免费、臺(tái)地上分布的7個(gè)自然植被帶，提出了山地-平原綠洲—黃河—臺(tái)地的生產(chǎn)生態(tài)范式国产JIZZ在线观看。

In view of Helan Mountain-Yinchuan basin is a ecological Continuum, it's innovative to put forward the holistic system of Helan Mountain-Yinchuan Basin as suitable scale for landscape management. Based on the fact that Helan Mountain-Yinchuan Basin in a circle composed by deserts and Loess Plateau,and seven vegetation ( the mountain forest belt,mountain shrub-grass belt,mountain foot desert grassland belt,oasis belt in diluvial fan plain,oasis belt in alluvial plain,wetland belt near the Yellow river, desert grassland belt in Obrdos platform) belong to the system, a"mountain-plain oasis-river-platform eco-productive paradigm"is proposed.

基于賀蘭山——銀川盆地是一個(gè)生態(tài)連續(xù)的復(fù)合系統(tǒng)熟妇精品视频，創(chuàng)新性地提出以整個(gè)山盆系統(tǒng)做為景觀整體管理的尺度一级黄色录像视频免费看；基于賀蘭山——銀川盆地處于生態(tài)脆弱圈內(nèi)山地森林帶、山地灌草帶久久天堂、山麓荒漠草原帶色哟哟免费网址入口、洪積平原帶、黃河沖積平原帶精品视频在线、黃河灘涂濕地帶三级片在线观看无码、鄂爾多斯臺(tái)地荒漠草原帶等7個(gè)植被帶的水平和垂直地帶性特點(diǎn)，提出了賀蘭山——銀川盆地系統(tǒng)山地-平原綠洲—黃河—臺(tái)地的生產(chǎn)生態(tài)范式九一国产在线视频免观看。

Lijiang has glaciers and magic scenery in Glacier Park in the snow mountain scenic spot; luxuriant cypresses and pines and picturesque scenery in Yushan Ping and Maoniu Ping; clean water and gorgeous scenery in Lugu Lake, a provincial development tourist area usually called the " Plateau Pearl "; as well as Laojun Mountain 99 Longtan Scenic Spot distributed with numerous natural lakes in mountains and forests, famous for its thick alpine vegetation; Qiangui Peak with beautiful scenery and unique flavor; Tiger Leaping Gorge famous as the deepest and steepest gorge; the first gulf stone drumlin endowed with magnificant and beautiful scenery; Liming mainly with Danxia landform spectacle; Baoshan Stone Town with important and dangerous landscape and unique flavor; harmonious and natural Lashi Sea National Level Protection Marsh with abundant bilogical resources; elegant and silent Heilongtan Jade Spring Park; and Wanduo camellia said to be the " First Branch on Yunling " and " Global First Tree "… etc.

雪山景區(qū)的冰川公園冰川林立爱爱视频网址大全外国、景色奇幻，云杉坪亚洲第一天堂avwww网站、牦牛坪蒼松翠柏、風(fēng)景如畫思思热视频在线精品视频；麗江還有碧水如鏡日韩专区综合第二页，澄澈綺麗，素稱"高原明珠"的省級(jí)開發(fā)旅游區(qū)瀘沽湖男女互搞黄色网站；有以豐茂的高山植被聞名欧美一级大片久久蜜视频，在群山和森林中分布著眾多天然湖泊的老君山九十九龍?zhí)讹L(fēng)景區(qū)和景色秀麗、韻味獨(dú)特的千龜頂日韩网络福利直播网站；有世界著名的最深最險(xiǎn)的虎跳峽国产视频精品网，氣勢(shì)雄渾，風(fēng)景宜人的長(zhǎng)江第一灣石鼓呦呦网，以丹霞地貌奇觀為主的黎明日韩福利午夜免费无码AV，地勢(shì)險(xiǎn)要、獨(dú)具風(fēng)情的寶山石頭城等古代一级无遮A级毛片久久；還有生物資源豐富免费黄色在线网站91，一派和諧天然的拉市國(guó)家級(jí)保護(hù)濕地，清雅大氣国产A级毛多水多妇女视频、幽深靜謐的黑龍?zhí)队袢珗@秋霞717电影，號(hào)稱被譽(yù)為"云嶺第一枝"、"環(huán)球第一樹"的萬朵山茶……等等成人日韩在线综合观看，眾多各具特色的景區(qū)在麗江共同構(gòu)成了一幅壯闊而優(yōu)美的自然畫卷国内精品在线观看。

The pilot study on soil moisture dynamic variation law in dry season's in the dry-hot valley areas has been done in order to develop the vegetation restoration experiment.

為了開展植被恢復(fù)試驗(yàn)，對(duì)干熱河谷土壤水分的動(dòng)態(tài)變化規(guī)律進(jìn)行初步研究欧美刺激性大交。

The pilot study on soil moisture dynamic variation law in dry season ' s in the dry-hot valley areas has been done in order to develop the vegetation restoration experiment.

西安理工大學(xué)西北水資源與環(huán)境生態(tài)教育部重點(diǎn)實(shí)驗(yàn)室国产免费夜间在线观看AV，西安 710048 ）摘要：為了開展植被恢復(fù)試驗(yàn)，對(duì)干熱河谷土壤水分的動(dòng)態(tài)變化規(guī)律進(jìn)行初步研究AV一级野战。

The atmosphereic dustfall is a kind of particles which fall on the ground with its own gravitation. Its diameter was more than 10μm and less than 100μm. It is very bad for soil, water, vegetation and human being.

大氣降塵是指以自身重力作用自然沉降于地面的顆粒物91人妻精品一区，粒徑一般大于10μm国产原创在线导航视频在线观看网站，小于100μm，它對(duì)土壤最近2019中文字幕大全、水體WWW、884aa、植物和人體都有一定的危害。

Different shrub tree were differente in proper soil nutrients of plant ecesis and improvement of soil nutrients. Shrub community was better than herb community in soil nutrient. The process of vegetation secondary succession has an improved trend of soil nutrient.

不同灌木種群所需的適宜土壤養(yǎng)分條件和對(duì)土壤養(yǎng)分的改善效應(yīng)存在較大差異中文字幕在线一道本；植被次生演替灌叢階段的土壤養(yǎng)分明顯優(yōu)于草本階段最新色黄色网址，植被次生演替過程土壤養(yǎng)分呈逐步改善的趨勢(shì)。

Different shrub tree were differente in proper soil nutrients of plant ecesis and improvement of soil nutrients. Shruh community was better than herb community in soil nutrient. The process of vegetation secondary succession has an improved trend of soil nutrient.

不同灌木種群所需的適宜土培養(yǎng)分條件和對(duì)土壤養(yǎng)分改善效應(yīng)存在較大差異中文字幕丝袜日韩第一页；植被次生演替灌叢階段的土壤養(yǎng)分明顯優(yōu)于草本階段亚洲综合网色五月，植被次生演替過程土壤養(yǎng)分呈逐步改善的趨勢(shì)。

M. The adults and subadults are commonly found near the sea bottom over both high and low terrain, and sometimes among eelgrass or other vegetation.

成人和 subadults 常見海底在兩個(gè)高和低的地形亚洲中文久久久久久精品国产视色，附近狠狠婷婷五月综合，有時(shí) eelgrass 或其它植物之間。

Its universality: its democratic equality and constancy to its nature in seeking its own level: its vastness in the ocean of Mercator's projection: its unplumbed profundity in the Sundam trench of the Pacific exceeding 8000 fathoms: the restlessness of its waves and surface particles visiting in turn all points of its seaboard: the independence of its units: the variability of states of sea: its hydrostatic quiescence in calm: its hydrokinetic turgidity in neap and spring tides: its subsidence after devastation: its sterility in the circumpolar icecaps, arctic and antarctic: its climatic and commercial significance: its preponderance of 3 to 1 over the dry land of the globe: its indisputable hegemony extending in square leagues over all the region below the subequatorial tropic of Capricorn: the multisecular stability of its primeval basin: its luteofulvous bed: its capacity to dissolve and hold in solution all soluble substances including millions of tons of the most precious metals: its slow erosions of peninsulas and islands, its persistent formation of homothetic islands, peninsulas and downwardtending promontories: its alluvial deposits: its weight and volume and density: its imperturbability in lagoons and highland tarns: its gradation of colours in the torrid and temperate and frigid zones: its vehicular ramifications in continental lakecontained streams and confluent oceanflowing rivers with their tributaries and transoceanic currents, gulfstream, north and south equatorial courses: its violence in seaquakes, waterspouts, Artesian wells, eruptions, torrents, eddies, freshets, spates, groundswells, watersheds, waterpartings, geysers, cataracts, whirlpools, maelstroms, inundations, deluges, cloudbursts: its vast circumterrestrial ahorizontal curve: its secrecy in springs and latent humidity, revealed by rhabdomantic or hygrometric instruments and exemplified by the well by the hole in the wall at Ashtown gate, saturation of air, distillation of dew: the simplicity of its composition, two constituent parts of hydrogen with one constituent part of oxygen: its healing virtues: its buoyancy in the waters of the Dead Sea: its persevering penetrativeness in runnels, gullies, inadequate dams, leaks on shipboard: its properties for cleansing, quenching thirst and fire, nourishing vegetation: its infallibility as paradigm and paragon: its metamorphoses as vapour, mist, cloud, rain, sleet, snow, hail: its strength in rigid hydrants: its variety of forms in loughs and bays and gulfs and bights and guts and lagoons and atolls and archipelagos and sounds and fjords and minches and tidal estuaries and arms of sea: its solidity in glaciers, icebergs, icefloes: its docility in working hydraulic millwheels, turbines, dynamos, electric power stations, bleachworks, tanneries, scutchmills: its utility in canals, rivers, if navigable, floating and graving docks: its potentiality derivable from harnessed tides or watercourses falling from level to level: its submarine fauna and flora, numerically, if not literally, the inhabitants of the globe: its ubiquity as constituting 90 percent of the human body: the noxiousness of its effluvia in lacustrine marshes, pestilential fens, faded flowerwater, stagnant pools in the waning moon.

50它的普遍性自拍三级青草，它的民主的平等性在线青草草永久视频免费播放，以及保持著它自身求平的本質(zhì)。用墨卡托投影法在地圖上所標(biāo)示出的浩淼的海洋777久久激情久久综合；太平洋中巽他海溝那超過八千噚的不可測(cè)的深度在线免费看视频黄；永不消停、后浪推前浪地沖刷著海岸線每一部位的波濤以及水面上的微粒子免费看所有乱伦黄色视频；水的單位粒子的獨(dú)立性激情黄色网址；海洋變幻莫測(cè)；根據(jù)液體靜力學(xué)天天夜夜操操，風(fēng)平浪靜時(shí)它紋絲不動(dòng)日韩爆乳教师无码视频；根據(jù)液體動(dòng)力學(xué)，小潮大潮時(shí)它便漲了起來日韩福利在线视频播放免费。暴風(fēng)雨后一片沉寂4a级黄色片；北極圈與南極圈冰冠地帶的不毛性以及對(duì)氣候及貿(mào)易的影響；跟地球上的陸地相比占三對(duì)一優(yōu)勢(shì)日批国产；它在亞赤道帶南回歸線以南的整個(gè)區(qū)域延伸無數(shù)平方海里的絕對(duì)權(quán)威亚洲一区无毛片免费在线观看；其在原始海盆里數(shù)千萬年以來所保持的穩(wěn)定性；它那橙紅色海床黄色视频大全网站大全网站大全网站大全；它那把包括數(shù)百萬噸貴金屬在內(nèi)的可溶解物質(zhì)加以溶解中文字幕精品一区在线，并使之保持在溶解狀態(tài)的性能；它對(duì)半島和有下陷趨勢(shì)的岬角所產(chǎn)生的緩慢的浸蝕作用人人操人人奸人人干；其沖積層第一第二区免费视频；其重量、容積與濃度欧美精品视频网站；它在咸水湖男女动态视频操、高山湖里的靜謐国产精品第一夜不卡丝袜；其色調(diào)因熱帶、溫帶和寒帶而變?yōu)榛驖饣虻访乐形淖帜还劭矗慌c陸上的湖泊又粗又长的黄A片无码视频、溪流及支流匯合后注入海洋的河川，還有橫跨大洋的潮流所構(gòu)成的運(yùn)輸網(wǎng)国产午夜激无码AV毛片不卡国。沿著赤道下面的水路自北向南的灣流求可以在线观看的不卡的黄色av网站；海震、水龍卷看片色色、自流井曰本黄色视频免费观看、噴泉、湍流一道本在视频线高清无码、漩渦激情图片!激情小说、河水暴漲、傾盆大雨国产一级无码毛片、海嘯最新91视屏在线免费、流域、分水嶺超碰人人色人人操、間歇泉、大瀑布6080免费毛片在线播放、漩流黄色艹av区、海漩、洪水国产熟女丝袜视频一区草草影院、泛濫持级A片持黄片、暴雨等濫施淫威；環(huán)繞陸地的上層土壤那漫長(zhǎng)的曲線在线A片中文亚洲；源泉的奧秘可用探礦杖來占卜或用濕度測(cè)定器來揭示亚洲国产青春福利；阿什湯大門的墻壁上的洞、空氣的飽和與露水的蒸發(fā)能夠證明那潛在的濕度五月天天久久综合；水的成分單純黄色网站免费看看，是氫二、氧一的化合物可以看性爱视频的网站；水的療效正在播放麻豆国产AV；水的死海里的浮力；它在小溪久久毛片视频、澗谷日本性爱不卡、水壩的縫隙、船舷的裂口所顯示的頑強(qiáng)的浸透性国产女主播喷水高潮视频；它那清除污垢亚洲国产成AV人天堂无码、解渴91视频精彩、滅火、滋養(yǎng)植物的性能爱爱大学网址入口；作為模范和典型欧美三级片免费看，它的可靠性；它變化多端：霧免费人人操公开、靄国产无码视频麻豆、云、雨手机在线看永久AV片免费、麥欧美特黄特级作爱大片www、雪、雹福利片2012；并在堅(jiān)固的消防龍頭上發(fā)揮出壓力欧美性午夜福利；而且千姿百態(tài)：湖泊、湖岔A片,免费在线视频、內(nèi)海91精品综合欧美在线、海灣、海岬www.欧美av影院.com/、環(huán)礁湖亚洲,日韩,国产第一区二区、環(huán)狀珊瑚島、多島海国产又粗又大又爽又免费、海峽国内自拍第十六页日韩在线观看、峽江、明奇久久性AV、潮汐港灣99热这里只有精品最新首页、港灣；冰河人人摸人人操91、冰山又大又黄色视频日逼视频免费、浮動(dòng)冰原顯示出它是何等堅(jiān)硬；在運(yùn)轉(zhuǎn)水車999精久久久人妻、水輪機(jī)欧美特黄AAAAA片、發(fā)電機(jī)、發(fā)電廠男生免费看黄色网站、漂白作坊美女露出隐私的免费网站、鞣皮廠、打麻廠時(shí)久久99精品国产，它又是那樣馴順欧美资源在线；它在運(yùn)河、可航行的河川一级毛片无毒不卡直接观看、浮船塢和干船塢所起的作用国产精品情侣久久婷婷综合,国产情侣；潮汐的動(dòng)力化或利用水路的落差使它得以發(fā)揮潛力日韩精品成人网页在线观看视频网站；海底那些成群的動(dòng)物和植物雖然并非名副其實(shí)地棲息在地球上，論數(shù)目卻占地球上生物的一大半国内性爱网站；水無所不在韩国AAA片，占人體的百分之九十；在沼澤地操日本小妞视频、鬧瘟疫的濕地国产欧美福利精品、餿了的花露水以及月虧期那淤積污濁的水塘子，水所散發(fā)的惡臭充滿了毒氣日韩欧美一区二区一。