干草原

基本解释 (translations)

steppes

与干草原相关的网络例句 [注：此内容来源于网络，仅供参考]

The most severely damaged will be the Canadian Low Arctic Tundra; the wooded UralMountain taiga in Russia; the central Andean dry puna in Chile, Argentina and Bolivia; the Daurian steppe of Mongolia; the savannah of north-east India and Nepal; and the fynbos of southern Afric a .

受害最严重的将是加拿大低北极苔原，俄罗斯树木繁茂的乌拉尔山针叶林，智利、阿根廷和波利维亚安第斯山脉中部的干冷高原，蒙古的干草原，印度和尼泊尔两国东北部的热带稀树草原，非洲南部的高山硬叶灌木群落。

The dynamic changes in community height, coverage, abundance, above ground biomass and plant diversity in Stipa bungeana typical steppe was investigated by a quadrat method. There were six treatments: Unexclosure, 5-year old exclosure (5 a), 10-year old exclosure (10 a), 15-year old exclosure (15 a), 20-year old exclosure (20 a), and 25-year old exclosure (25 a) plots.

采用样方法对云雾山干草原区本氏针茅草地群落进行长期定位监测，对未封育样地和封育5，10，15，20和25年样地群落的平均高度、盖度、多度和地上生物量以及植物多样性进行实地调查分析，以研究围栏封育对草地植物群落特征动态变化的影响。

The most severely damaged will be the Canadian Low Arctic Tundra; the wooded Ural Mountain taiga in Russia; the central Andean dry puna in Chile, Argentina and Bolivia; the Daurian steppe of Mongolia; the savannah of north-east India and Nepal; and the fynbos of southern Africa.

受害最严重的将是加拿大的下北极苔原，俄罗斯树木繁茂的乌拉尔山针叶林，智利、阿根廷和玻利维亚安第斯山脉中部的干冷高原，蒙古的干草原，印度和尼泊尔两国东北部的热带稀树草原，非洲南部的高山硬叶灌木群落。

There are 23 species and 3 varieties Orobanche plants in China,most of which are distributed over north,northwest and northeast.The compounds of Orobanche were reported at phenylethanoid glycosides such as acteoside and isoacteoside,and acteoside has significantly protective againstα-galactose induced hepatic injury,which is better than Biphenyl dicarboxylate.

第一部分紫花列当化学成分及生物活性研究紫花列当Orobanche coerulescens Steph为列当科列当属二年生或多年生寄生草本植物，性温、味甘，生长于沙丘、干草原、砾石沙地和戈壁之中，寄生在菊科蒿属植物的根上，具有补肾、强筋之功效，用于肾虚、腰膝冷痛、阳痿遗精和神经官能症等疾病的治疗。

But at the same time,itexisted in the fact that the water environment was amended,showingthat many lakes and ponds such as Hong Jiannuo Lake appearing andexpanding in the end of Qing dynasty.4.The vegetation in Mu Su Desert passed through several phases inhistorical times,the main phases are:the species composition ofvegetation community was gradually simplified;xeromorphous and sandyplant increased;the status of desert vegetation rose evidently.However,the change of vegetation zonation means that forest plainchanged into drought plain did not occur.5.The main modality of Mu Su Desert land degenerating has beendesertification,it had occurred before human activities intervenedintensively.Two-thirds of land has been desertification at variousdegrees.

但与此同时，也存在着局部的水环境改善，突出表现为红碱淖等湖沼在清末民初的出现和扩大。4、毛乌素沙地的植被在历史时期经历了群落种类组成渐趋简单、旱生沙生资源植物增加、荒漠植被地位明显上升等变化，但是并不存在由森林草原到干草原的地带性植被变化。5、沙漠化是毛乌素沙地土地退化的主要表现形式，在人类活动强烈干预以前就存在着，秦汉以来，有大约2／3的土地发生了程度不同的沙漠化。

A mostly cold and barren world of steppes and tundra, with vast frozen regions and glaciated mountain ranges.

在这个寒冷贫瘠的世界上，绝大部分地貌是干草原、苔原、大片冻土和冰川山脉。

These safaris take you on a ride over the savannah in a hot air balloon that goes up at sunrise.

随着太阳的升起，野生动物园可为你提供从热气球上鸟瞰稀树干草原的一次空中旅行。

S eastern steppe chestnut land zone, west palm desert grassland of calcium belt.

东部为干草原栗钙土地带，西部为荒漠草原棕钙土地带。

It also suggested that the climate and environment in the area are characterized by changeability, sensitivity, instability, its general changes are the positive process of desertification correspondingly to the dry-cold steppe or desert steppe and desert, while the reverse process correspondingly to warm semi-humid forest steppe and temperate-humid shrub steppe.

进一步证实了古土壤S〓发育和河湖相沉积的萨拉乌苏组堆积时为温暖半湿润的森林或森林草原环境，全新世的砂质古土壤或湖沼相沉积时为温湿灌丛草原或疏林草原环境，黄土沉积时为半干旱干草原环境，风成砂沉积时为干旱荒漠草原甚至荒漠环境。

Analysis of sedimentary facies and the multiple proxy indexes indicate that climate have many times dry-cold and warm-wet changes in the desert-loess transition belt since the last interglacial, and environment undergone alternations from warm semi-humid forest steppe, temperate-humid shrub steppe, semi-arid steppe and dry-cold steppe, desert steppe to desert.

地层沉积相及粒度、磁化率、化学元素、孢粉和古脊椎动物化石等气候代用指标的测试分析，揭示了研究区末次间冰期以来气候有过多次干冷、暖湿波动，曾经历了干冷的干旱荒漠、干旱荒漠草原、半干旱干草原、温湿灌丛草原或疏林草原、温暖半湿润森林草原气候环境的交替变化。

与干草原相关的网络解释 [注：此内容来源于网络，仅供参考]

forb steppe：阔叶草本干草原

forb meadow 杂类草草甸 | forb steppe 阔叶草本干草原 | force couple 力偶

Savanna：草原

这些植物赖其发达的机械组织来维持其在干燥地区的生长. 因此它是一种干草原. 土壤主要是黑色土. 由于季节的温度和水分条件的变化,群落外貌(physiognomy)的变化显著. 在条件稍好的地方常可见到树木的侵入,可逐渐过渡到稀树干草原(savanna).

Savanna：大草原

始新世的时候,陆地上以森林为主,但是随着天气的变干,大草原(savanna)逐渐成为主流生态环境,跑犀也随之而逐步变化. 最早期的跑犀,臼齿比较简单适合,唇部比较发达,以嫩叶为生,到了渐新世,部分犀牛的臼齿就变得复杂,适合一个以草为主食.

tree savanna：稀树干草原

tree line 森林线; 树木线 | tree savanna 稀树干草原 | tree surgery 树木外科术

savanna woodland：热带稀树(干)草原林地

savanna climate 热稀稀树(干)草原气候 | savanna woodland 热带稀树(干)草原林地 | scale 比例(尺)

savanna climate：热稀稀树(干)草原气候

savanna 热带稀树(干)草原;疏林草原 | savanna climate 热稀稀树(干)草原气候 | savanna woodland 热带稀树(干)草原林地

steppe：干草原

大陆生态系统,如"森林生态系统"、"草地生态系统"(如干草原(steppe)或热带草原)或农业生态系统(Agroecology),内陆水文系统,例如静水(lentic)生态系统如湖泊、池塘;激流(lotic)生态系统如河流,人类种族的科技发展容许更大力度的天然资源开采,

steppes：干草原

文献中讲述了恩奇都(Enkidu),"生于干草原(steppes)"的那一位,在他变得文明之前是什么样子的:这种应用在动物身上的科技的第一次实际演示是在英格兰,约翰.格登(John Gurdon)博士用同一只青蛙身上的另一个细胞中的核质,

steppes：干草原;疏树大平原

Stephen Jones 钟思第 | steppes 干草原;疏树大平原 | subspecies 亚种

shrub steppe：灌丛干草原

shrub invasion 灌木侵入 | shrub steppe 灌丛干草原 | shutter 快门