loess

The threshold friction velocity over the Loess Plateau depends on the wind direction, due to the complex terrain and inhomogeneous surface.

At the beginning of the new century, the meets east railway station out of a gang of "from the loess plateau MiZhi PoYi SuiDe han" .

Forests in the Yellow River region have already decreased a great deal in Quaternary age, and the Loess Plateau began to be formed.

Everybody huddled with the body surface, such as loess, ashen face was that I was finally made a little solace.

At one time, your body is a party under the barren loess, wantonly trample down the moment in the sun, the long darkness covered everything.

A year later, he was dead, he was looking at the small daughter-in-law door closed her eyes. A handful of loess, conceal a romantic story.

The wood material is considered most reliable for dating, but it isn't easy to get in the loess-paleosol sequence.

This can be done by looking at 50% of the dot (middle) loess to see if it is a diamond-shaped oval or.

The thick loess area in southwest depression of Tarim basin is always one of the most complex regions for seismic survey.

Could there have been a really large dam that caused a deep lake in both Zharu and the main valleys and is older than the loess deposits?

The loess excavations have its characteristics comparing with the others due to its structural property and collapsibility.

In this paper, the result of root pile reinforcement is appraised by bearing capacity test of a special loess tunnel's ground.

Through continuous reform and innovation, which has developed into a modern culture of the Loess Plateau, a unique folk art.

CO2 can be adsorbed on the surface of loess and laterite forming carbonate ion, and further produce great impact on heterogeneous reaction.

THE county of Luochuan, on the loess plateau of northern Shaanxi Province, used to be one of China'spoorest places.

Monitor at the foot of the cup of silence loess, know their own way when, in the search for the road would not become disoriented.

Phoenix Tunnel as a large section of loess railway tunnel, the tunnel design and construction are of a more typical kind.

Serious soil and water loss from slope land was the main causes for soil degradation and eco environmental degradation on the Loess Plateau.

Our results do not support the notion that dense forest cover was developed on the Loess Plateau during the Holocene.

This exceptionally change characteristic can be a characteristic signature to identify the sliding surface position in loess slopes.

Comprehend this bleak of loess's colour, especially on the bank of Kashgar jade-river .

Thirdly, in the condition of shield construction, the deformation law of loess and testing methods need to be further researched.

The Loess Plateau was a special area in China, it had multiple ecotourism resources and very frangible environment.

Loess Plateau region is one of the important ancient birthplace of Chinese civilization.

The characteristics of high cutting loess slope determine the special character of its siding surface when it is in unstable condition.

loess landslide; microstructure; formation mechanism; landslide stability fuzzy information distribution.

The macro-void of intact loess cannot be destroyed ether by high stress or by the combination action of low stress and immersion.

The strength characteristics of loess during construction are not always the same, because of different construction speed of the project.

Bajiazui reservoir was constructed in loess plateau. The sediment has been silted up in the reservoir seriously.

Connecting with the construction practice, this paper sums up the construction points of and control measures for loess roadbed.

the transition's magnetic properties are between the above-mentioned two soil units and close to Malan loess.

Divided into central and southern Loess Plateau, the Loess Plateau in northern and eastern parts of the loess hilly area.

This method was appropriate to be used for loess area with uniform soil.

When rain falls, the loess particles on the surface layer swell and form a crust that is almost impermeable to water.

As a special geological disasters, loess cave on the human living environment, engineering activities against huge.

Groundwater types and development patterns are summarized over the areas covered by loess in the east part of the Ordos Basin.

Shaanxi paper-cut art is deeply rooted in the Loess Plateau, with its unique charm as wonderful work of folk art.

The main subject of this test is the structure characteristics of the saturated original loess.

Runoff experiments were conducted on the loess slope to determine the hydrodynamic characteristics of the rills .

It seemed that the freezing and lengthy winter of the Loess Plateau was coming to an end. However, a really warm spring was still far away.

As the unique areas of many mountains in the West of China, the loess plateau is vast, and its coverage is wide.

Secondly, the stress-strain characteristic of intact loess, remolded loess, saturated loess have been researched by tri-axial apparatus.

The free iron oxide in loess is one of important climate proxies of the summer monsoon.

Soil nutrients, enzyme activities, and their correlations during land use change in the semiarid area of the Loess Plateau are studied.

Climate changes in center Asia since the middle pleistocene--Study from loess sediment in north slop of Tianshan Mt.

Regarding the frozen earth, the soft soil, the inflation earth and fall the loess area to have the unique structure superiority wet.

Multinomial factors should be considered in the stability analysis and hazard prediction of seismic loess slopes.

Should the surrounding mountains, became the only loess and gravel " bald hill" .

Sediment storage dam for farmland forming was a key measure for the soil erosion control in the Loess Plateau area.

Step change sunny day life in the Loess Plateau in a remote hill village suddenly entered a beautiful car.

The road erosion of slope-gully was a typical type of erosion with ubiquity and intensity on the loess plateau.

Therefore, it's urgent that analyzing the rainfall distribution regularity and its impact on soil erosion in the Loess Plateau area.

Most of the poverty People is in the big mountains, Stone Mountain, desertification, the Loess Plateau, and other territories.

the cave dwelling culture is the important part of the loess culture and person-culture tour resource needed to deeply explored.

The comparative experiments of bagging on Whangkeumbae pear cultivar wee carried out with 7 types of fruit bags in Northwest Loess Plateau.

The above-mentioned results provide evidence for the eolian origin of the Qingzhou loess in the sedimentological context.

excellent project The Loess Plateau project is excellent, and its experience could be introduced to elsewhere in the world.

The aim is to provide supports for evaluating and monitoring vegetation damaged by rats in the Loess Plateau and controlling rodent harms.

This method is valuable for seismic loess disasters zoning, qualitative analysis and preliminary estimation of general construction sites.

The northern Shaanxi folk songs are popular in the northern part of the Loess Plateau in Shaanxi Province folk songs collectively.

That, the climatic information in the continent loess can be compared with records of Antarctic ice-core.

This paper analyzed the quantity, formation and development countermeasure of the "Low and waste" resources on the loess plateau.

The main trend of the loess in Changchun tableland is: gradual debasement from the Northeast to the southwest.

The article introduced emphatically falls wet loess area pipeline foundation processing and construction several methods.

The result can be used to predict sorption kinetics of phenanthrene and naphthalene to loess soils and, .

Finally, the measures to harness the loess plateau, west China's grassland, desert area and karst area of the southwest China are suggested.

Classification of Grassland on the Loess Plateau by Advanced Comprehensive and Sequential Classification of Grassland .

However, the loess with dense microstructure particles has less high-frequency components and "shorter" power-chain transmission.

Thus, in ancient Chinese political, cultural, economic, social and military fields, the Loess Plateau region occupies an important position.

In Northwest China, the thawing of the frozen layer in spring is the main cause of large-scale landslides in loess region.

Finally, three-dimensional consolidation characteristics of structural loess is tested and analysed in the condition of true triaxial test.

Jingyuan loess deposition thickness, Information of paleoclimate evolution was high resolution.

The main reason that makes tunnel surrounding loess unstable is excavation -disturbance and moistening in loess.

Drought and water shortage is the main limiting factor on the arid-area of agricultural production In the Northwest Loess Plateau.

This study provides scientific basis for forestation of seabuckthorn and speed harnessing harness barren hills on semiarid Loess Region.

The distribution of the main indexes of loess is almost normal distribution. When the loess slope stability isc. . .

The difference between loess and paleosol in permeability and water bearing space is attributed to climatic difference and pedogenesis.

Seismic loess landslides, seismic subsidence and liquefaction are predominant seismic disasters in loess areas.

The main confinement factor of developing kernel apricot in loess hill areas in north shaanxi is drought and low temperature.

This method will be used in the equivalent consolidation deformation characteristics analysis of structural loess further in this article.

Forest vegetation impacts on runoff and sediment within nested experiment watersheds on the loess plateau in western Shanxi province.

Resource conditions and countermeasures implementing the strategy of returning the grain plots to forestry and grass on Loess Hilly Area.

In the most parts of the Loess Plateau, the adaptability of Utah sweet vetch is moderate.

Loess-paleo soils sequence is the palaeoclimatology time Asia winter monsoon and the summer monsoon environment effect direct-reflection.

Differentiate the groundwater inside the area by hydraulic feature for loess layer dive, shallow ministry bear pressure. . .

Since time immemorial, through continuous movement and geological changes, so powerful mix of loess landforms, unique style.

Luochuan loess plateau is one of soil erosion regions which is mainly resulted from loess landslides.

Near the Loess plateau, it's surrounded by jagged mountains, but Datong is flat and choked by heavy traffic.

And emphatically analyzed the internal force of loess lining, also derived the calculation formula of each parameter. 4.

The relationship of soil nutrient cycling characteristics with productivity of terrace millet on hilly loess plateau.

the Loess Plateau of northern Shaanxi in a critical state with pressure index increasing the fastest.

Insufficiency of capital and management is the main problem in the course of integrated control in the Loess Plateau.

hilly gullies loess region , the main body of loess plateau , is also an eco - economic sensitive area with special landscape pattern.

Finally, the influence of initial moisture content and confining pressure on shear strength indices of loess is analyzed briefly.

The results show that the seismic response of the inequable loess stratum has the obvious magnification effect.

Analysis and design of supporting structures on loess slope are very complicated problems.

His unique creating personality has certain reasons, formed by the influence of loess life experience.

However, investigation on the loess and the aeolian deposits, compared with the lacustrine sediments, is limited and weak in this region.

According to the assessment indexes, preliminary calculation for a typical area in the loess hilly area is performed.

On an arid expanse of the Loess Plateau, farmer Ren Guibao trudges uphill with corn stalks he'll burn as fuel.

Nutrient distribution and accumulation pattern of Chinese pine plantation ecosystems in the loess region .

Compared with Ulmus pumila, Platycladus orientalis showed stronger adjustability in the semi-arid area of Loess Plateau.

At last, this paper deeply researches change regulation of structure strength and shear strength of intact loess and man-made cement .

Water seems the incarnation of the delicately beautiful to the expansive Loess Plateau .

The environmental changes inferred from the loess deposit are in well comparison with the lacustrine records.

The Loess plateau of the northern part of Shaanxi province is facing the water shortage problem.

The plateau-gully-slope morphological pattern of Loess Plateau provided a natural foundation of land use structure in the county.

Mine is located in south home tsui central shaanxi loess plateau between YanHe and NaHe, show, is typical loess plateau landscape.

The results showed that the climate-productivity kept decreased over Chinese Loess Plateau.

Natural sedimentary loess has structural properties, and it shows different mechanical properties before and after structural failure.

The Chinese loess is important Quaternary sediment. The information from the loess is important to understand Quaternary paleoenvironment.

Soil samples under plastic shed vegetables in Longdong and its surrounding areas on the Loess Plateau were analyzed.

In this paper the application and adaptability of compacted expanded pile in collapsible loess in west past of Henan is presented.

Ansai is the region which keeps &develops collectivest &representativest to Chinese loess culture, it has particular position.

YE Cheng. Study of loess classification and highway district in Gansu[D]. Xi'an: Chang'an University, 2000.

Yulin is located in loess plowing culture and the grassland of nomadic culture joint zone, a profound culture, tourism resource is rich.

The stress-strain dynamic constitutive relationship of intact loess and man-made loess show the hyperbolic model.

Enriching and deepening the chord modulus table will be of broad application in loess foundation engineering projects.

Problems existing in improvement of loess ground by method of dentification by tamping and expansion are analyzed herein.

So, unreasonable land use is the main reason for serious soil and water loss in the hill and gully region of the Loess Plateau.

Say not a kiss, parents can live forever, Chou, full of children left also stay, a handful of loess and tears.

Compared with Ii ying and fan pang, he was a handful of loess with no lights.

And natural factors laid a basic pattern for the water and soil loss in the Loess Plateau.

The paper also briefly reviewed the research progress on earthquake-triggered landslides in loess area.

Crescent end of loess white teeth, who have made Sin Temple Road, also.

First of all, we study regional geological environment, loess properties and vegetation characteristics of WuQi.

If one day, I turned into a cup of loess, the loess grown on the grass is green, for you open the chrysanthemum is for you and fragrant.

Conventional tomostatics cannot reach the reasonable accuracy in processing the data from crooked wide line geometry in Loess Tableland.

The results provided the scientific theory basis for slope erosion control in the Hilly-gully region of Loess Plateau.

The study of roadbed subsidence control technology in collapsible loess areas is particularly important.

But in any case, the ultimate end-result is the same, that is a take up in both hands loess.

Study on Water and Density Growth Effect of Locust Forest at Semiarid Region on Loess Plateau .

The tendency of meso structure change of intact loess in loading process is dependent on the stress and suction level.

Carbon and nitrogen cycling characteristics of dry farmland ecosystem on Loess Plateau.

The result mentioned above provided a technical references for collapsible loess subgrade treatment in this area.

Ecosystem health is the aim of soil conservation and ecosystem rehabilitation on the Loess Plateau.

Through study from the two aspects, the problem of water collapse of loess and its nature are better explained.

The geochemical features of elements of selenium etc. in soil of Chinese Loess Plateau landscape is studied.

The field trial of plastic film mulching on dryland spring wheat was conducted in the semiarid region of Loess Plateau.

The degradation of eco-environment on the Loess Plateau is a human- induced accelerated history .

A feasible foundation treatment program for oil tank project in collapsible loess area was provides.

The embedded continuous pile board structure is applied in deep collapsible loess of high-speed railway.

All above results can provide a scientific basis for the high sand loess slope design and hazard control.

Effect of water and fertilizer on economic properties of winter wheat in Loess Plateau galley regions .

Together with large sPan loess tunnel'soeciaty of span large and flat shape, construction of the difficulty is self-evident.

plough ground floor spreading widely in loess region usually worsen erosion condition.

Qilian mountains, , Liupan mountains in loess plateau, east Gansu forest-grassland areas were turned into bared mountains. and hills.

Historically, there are such seismic subsidence examples which magnitudes are not large but seismic subsidence of loess extremely large.

Landscape pattern has a significant and complex effect on soil erosion and sediment delivery in the loess hilly and gully region.

Use above-mentioned theory, analyze the project example of collapsible loess subsoil and validate it.

In addition to old loess and don't the red mire rock of morals and custom should not establish three driveway tunnel cross sections outside.

The steady strength of saturated loess is discussed under stress-controlled undrained consolidation triaxial test.

and to get a new dynamic equilibrium of the loess with sodium sulfate, the required freeze-thaw cycles are 6.

Building the mixed meadow will help to solve the problem that organic energy and forage lack in the loess plateau region.

Water is the primary limiting factor for forest and grass vegetation construction in semi-acid soils of the Loess Plateau area.

Loess, distributing in Western China, is a special type of soil with typical structural stress.

This paper introduces the seismic data processing method in Hequ loess covering area in Shanxi in detail.

The un-drained shearing strength of saturated loess will degenerate under cyclic loading.

Explains the application effect and loess's burr am's characteristic on the time's profile of seism 's wave.

The multiple actors made the loess deposit first appeared in the region, that marked a historical turnover of environment.

At the beginning the 1990s , the end the eighties, later stage novel is created according to Loess plateau background.

Groundwater, surface water, goaf and settlement of loess are induction factors.

so that the surrounding rock of Loess-rock interface near the soil side appeared a large-scale plastic zones.

While, the latter half elaborates the main characteristic of the realism spirit in the "Loess Pictures" school.

County is located in the Loess Plateau area on the edge, complex landform, diversified structure.

The coefficients of viscosity of Malan loess with different water contents are achieved.

EFFECT OF VIBRATION FREQUENCY ON DYNAMIC CONSTITUTIVE RELATIONSHIP OF LOESS?

Soil erosion as a result of rapid deforestation on the Loess Plateau started in the 7th century BC.

The Loess Plateau program is among the most famous.

Some of the problems are in fact common to loess plateaus and dune deserts.

The North Luo-river drainage area of Yan'an which is located at northern Shaanxi loess plateau lost water and soil seriously.

As the relatively low strength of loess, large soan loess tunnel with large deformation after the excavation.

The armies campaigned in the northern Loess Plateau, modern Ningxia and the Huanghe floodplain.

Studies on the taxonomy and their floristic geography of Caragana Fabr. (Leguminosae) in Loess Plateau and Qinling.

Typical main city mode was still plain-valley-city in northern Shaanxi's Loess Hill and Gully Area.

the flyash can improve the intensity characteristic of loess to a certian extent.

Many live in dry, half dry desert grassland, desert marginal and loess hilly area , and it is Known as the king of all the medicine.

The spatial distribution of rainfall in Loess Plateau is uneven and significant.

At this time , summarize the method of proceeding collapsible loess and improving it have gotthe important fulfillment meaning.

Now, farmers have become home to the hearts of the beautiful and fertile, and is no longer a loess times, one can not find a tree.

Sandy-storms in North China are related with environment destruction and soil loess.

The old city of Yulin, Shanxi province Yulin lays the most north of Shanxi province, the juncture of loess plateau and Maowusu desert.

Fan R Y. Ecological Engineering of Dam Systems on the Loess Plateau. Zhengzhou: Huanghe Water Conservancy Press, 2004.

Seismic landslides hazard is encountered frequently in the loess area.

Lime-soil cushion is a common method to deal with collapsible loess.

At last, CBR values of subgrade filling in loess region were investigated and counted.

The traditional minor crops are drought-resistant crops in Loess Plateau.

In addition, quicklime pile has also been widely used in highway projects in the loess ground.

Domestic low-lying, an average elevation of north and south to 1600 meters, north ordos loess hilly-gully region for slope area.

Thickets, slopes, hills of the Loess Plateau, roadsides; 1500--3900 m. Gansu, Nei Mongol, Qinghai, Shaanxi, Sichuan, E Xizang.

Surface water can infiltrate into the slope through loess uprightness joints and cranny.

Li Yunfeng. A study on penetrability and porosity of loess. Beijing: Geological Publishing House, 1994.

Choose Xuan paper instead of Kraft, Choose loess and dust instead of acrylic, present the immediate image instead of the past.

the vast yellow land was the coat of the loess plateau, which was made by the mighty nature throught millions of years' piling up.

The aims for the vegetation rehabilitation in the Loess Plateau are that biodiversity increase 10%-15% on average.

The grain size of loess and paleosol sequence is regarded as one of the most important proxies to reconstruct paleoenvironment.

The Taoist ignited the loess-made yellow paper when offering sacrifice.

YanZhenQing childhood very poor, no money to buy paper can only use brush dips in water on the wall of loess word.

Study on thinning to Robinia pseudoacacia forest on the Loess Plateau.

Static liquefaction behaviors of loess and sand are compared.

Different scholars put forward different index for rainfall erosivity on the Loess Plateau.

In the loess yuan and valley areas, it is not appropriate to use ASTER GDEM to extract hydrological factors.

Effects of slope length and grade on soil erosion in the gully regions in Loess Plateau.

Rainfall runoff regulation is an important way to solve the problem of drought and soil erosion in the Loess Plateau.

The study was conducted in a typical coal mining industrial area Honggu coal mining area in Lanzhou, Loess Plateau.

The main contents in this paper are making Q4 loess improved through Mingling Cement or Lime.

The benefits of the Second Loess project are not limited to the project area.

Xiashu loess is a kind of special eolian deposits in the late quaternary, originating from middle and lower reaches of the Yangtze River.

Discussion on "Experimental study on super-long bored pile in loess"

Some suggestions are proposed for loess hilly area of south Ningxia.

Afford a new thinking and method of study on loess structural constitutive model.

At the same time, the suggestion about designating high loess slope that lies in Tong-Huang high way is put forward.

Loess landslide is the most catastrophic geohazard in the northwest area of China.

It is strong and very strong sandstorms that bring much sand and dust to the loess plateau.

Both sides of the canyon were lined with neat rows of loess caps.

Soil erosion is very serious on the Loess Plateau, and these issues are directly in connection with water.

The Lishi tunnel in Lishi city of Shanxi Province is the first multi-arch loess tunnel.

Based on centrifugal model tests, the effect of dynamic compaction on the seismic resistance of loess ground was quantitatively evaluated.

Loess is easy borne by the wind and may be carried long distances before it falls to earth and becomes topsoil.

After the Chinese Communist Party after the bloody and all sorts of difficulties, came to a foot in the Loess Plateau.

It is soil and water erosion that cause the flood in Yellow River and restrict the economic development of loess plateau.

With the development of soil and water conservation in Loess Plateau, the ecological capacity of the Yellow River Basin increased.

During the deformation process the structure of original loess will be destroyed.

Whistling happily, he gripped the rack again and turned around to face the barren loess plateau.

Further more, volumetric weight values increase from northwest to southeast in the Chinese Loess Plateau.

The Loess Plateau is the most tremendous loess landform of the world .

Therefore the study on the structural of loess is the main content about loess mechanics study this century.

Serious soil erosion in Loess Plateau is closely related to low vegetation cover in this region.

And revealed the formation mechanism of loess collapsibility which is its mainly engineering geological property . 2.

Based onthe characteristic of loess with subsidability, the designs of the trial are put forward.

In recent years, maize had became a major grain crop in the northwest semiarid region especially the Loess Plateau.

Based on these data-based the thesis analysis the impact compaction technology in the loess application.

In addition, it is also needed to increase the vegetation cover of the watershed to control soil erosion in Loess Plateau.

Bright red explosion loess plateau hot mud moon this child's life.

The permeability of loess is anisotropic.

Based on the project examples, the engineering properties of loess salted soil are discussed.

The effect of cement loess has been verified and the scientific basis of high speed railway design has been obtained.

Based on a lot of dynamic triaxial tests, some dynamic characteristics on roadbed compaction loess are studies.

Therefore, in the hill ofthe Loess Plateau, converting cropland to forestlandand grassland is good forimprovingtheconditionsofsoil nutrient.

Paper, first of all from the form, like, three aspects of Italian culture, art summarized characteristics of loess.

Loess tunnel is hard to build and set up an empress a disease to harm a type of more tunnel.

The Loess Plateau is one of the most serious regions of soil erosion both in China and in the world.

The in-situ test result shows that using the lime-soil pile to treat the collapsible loess under the bridge is feasible.

Quantitative research is necessary for the paleoclimate reconstruction on the Chinese Loess Plateau.

Alfalfa(Medicago sativa L. )is a perennial legume grass which was cultivated widely on semi-humid areas of the loess plateau.

Yellow is the color of the earth on the Loess Plateau, the original home of the Chinese people.

LIU Zu-dian. Mechanics and Engineering of Loess[M]. Xi'an: Shaanxi Scienc and Technique Press, 1997.

According to experimental data, Plaxis soft is taken as researching stability of loess slope.

O, boy! Is Last night's wine of Loess Plateau sweet?

The water loss and soil erosion on the Loess Plateau severely hampers the development of local economy and society.