It is serious soil arid in Karst areas because of leaking of water from the rock. Deficiency of water and fertilizer, it has influence on the production of the fruit tree.
岩溶地区由于岩石漏水，造成土壤干旱严重，致使农作物经常缺水缺肥，影响果树的生产。
There are many problems with living in the desert; lack of fertile soil for farming, arid temperatures and sand getting into food when eating outside.
生活在荒漠中会面临许多问题：缺乏肥沃的土壤，干旱高温，户外进餐时进入食物里的沙子。
As a kind of special soil, aeolian sandy soil mainly lies in arid and semiarid areas where sand drift activity is very strong.
沙土是存在于干旱、半干旱地区的一种特殊性土，其岩土工程性质与风沙环境紧密相关。
These plants will not root in such arid soil.
这种植物在这种贫瘠的土地上不会生根。
Field experiments was used to study the change of soil N2O discharge flux in the northwestern arid and semi-arid areas.
田间试验研究了西北干旱半干旱地区地膜覆盖对土壤中n 2o排放通量变化的影响。
Soil erosion by wind is a major cause of farmland degradation in arid and semiarid area of north China.
土壤风蚀是中国北方干旱半干旱地区农田土地退化的重要原因。
This paper presents design principle and realizable approach of Classification and Recognition Inference Decider for Soil Remote Sensing in arid land.
介绍了干旱区土壤遥感分类识别推理决策器的设计原理与实现方法。
Aeolian sandy soil is a kind of specific soil formed in arid or semiarid area. It has specific engineering property.
风沙土是形成于干旱区、半干旱区的一种特殊性质的土。
This paper presents design principle and realizable approach for Inference Decider for Recognition of Soil Classification Remote Sensing(IDRS) in arid land.
介绍了干旱区土壤类型遥感识别推理决策器的设计原理与实现方法。
This one relate to arid of brown soil.
这可能与棕钙土的长期干旱有关。
In the arid and poor mountain lands, shrubs are used to conserve soil, water and headwater and to improve ecological environment, which can not be replaced by any tree species.
在干旱瘠薄山地，灌木保持水土、涵养水源、改善生态环境等方面具有乔木树种不可代替的作用。
According to the characteristics of the water and land resources utilization of arid plain oasis, a hydrological model based on agriculture area soil water movement is established.
针对干旱地区平原绿洲水土资源利用的特点，建立了以农区土壤水为中心的干旱区平原绿洲散耗型水文模型。
By using remote sensing and GIS together with macroscopic research method, we have gained new knowledge on soil salination of the arid region and strategies for soil improvements.
通过使用遥感和地理信息系统宏观研究手段审视干旱区土壤盐渍化和改良措施得到一些新认识。
The micro-meteorological conditions are advantageous for forming soil condensate in arid and semiarid regions in north China.
中国北方干旱半干旱地区的气象条件有利于土壤凝结水的形成。
Based on briefly describing the natural conditions, such as arid climate, poor precipitation, rare vegetation, broken topography, serious soil erosion, etc.
本文在简述黄土高原气候干旱、降水稀少、地面破碎、植被缺乏、水土流失严重等自然条件的基础上。
Due to the extremely arid climate and high salt context in soil and underground water, the vegetation is very sparse and only 12 species of plants were found in the center of Tarim basin.
塔克拉玛干沙漠公路沿线气候恶劣、土壤和浅层地下水的含盐量高，沿线天然植被稀少，沙漠腹地仅发现12种能忍耐干旱和抗盐的植物种。
Aeolian sandy soil is a kind of specific soil formed in arid or semiarid area.
风沙土是形成于干旱区、半干旱区的一种特殊性质的土。
The leading factors of soil ecosystem in arid area are discussed based an the application of the principle and method of grey relational gradation, the important part of grey system theory.
本文应用灰色系统理论—灰色关联识别原理和方法，探讨干旱区土壤生态系统的主导因子识别。
Soil microbiotic crusts are widespread in arid and semiarid regions, they are one of the major components of desert ecosystems, and their importance has been demonstrated by numerous researches.
生物土壤结皮广泛分布在干旱半干旱地区与寒区荒漠，是荒漠生态系统的主要组成和景观特征之一，其重要性已被大量的研究报道所证实。
In the arid and semi arid area, the precipitation is little, soil moisture insufficient and low survival rate, low preserved rate and slow growing of trees.
干旱半干旱区降水少，土壤水分亏缺，林木成活率低、保存率低、生长缓慢。
And the test result shows that the approach mentioned above has a high reliable precision, and it reclaims a new way for classification and recognition of soil in arid land.
结果表明，该方法分类精度可靠，为干旱区土壤分类识别开辟了一条新的途径。
The dynamic relationship between the biomass of switchgrass and the soil water content in arid and semiarid area was investigated in this paper.
通过在黄土高原半干旱地区种植柳枝稷，构建生物量与土壤水分的动力学关系模型。
These plants will not root in such arid soil .
这种植物在这种贫瘠的土地上不会生根。
These plants will not root in such arid soil.
这些植物不会在这样干燥的土壤里扎根生长的。
The study on construction technology of soil and water conservation forest system in large project district in semi arid desertification grasslands has been done.
同时对在半干旱荒漠草地大型项目区水土保持林体系的建设技术做了研究。
In the arid area, the storage water in deep layers of soil can adjust water utilization of plants, but artificial alfalfa can absorb lots of water from deep layers and lead to soil desiccation.
在干旱地区，土壤深层储水可以调节植物用水，但是人工苜蓿从土壤深层吸收大量水分导致土壤干燥化的发生。
The first and most important work was to improve organic matter content and amend arid soil in every vineyard.
提高土壤有机质含量、改善贫瘠的土壤环境是各基地当前的首要措施。
The result shows that the NPP of salinized meadow in hyper arid area is the function of underground water table (UWT) and the temperature in given soil conditions.
结果表明，在一定土壤质地条件下，盐化草甸植被净初级生产力随地下水埋深的增加而逐渐下降。
Due to fewer rainfall, lean soil, serious soil and water loss and the long term negative effect of human activity, the ecological environment in hilly semi arid area is being degraded.
低山丘陵半干旱区气候干旱、土地贫瘠、水土流失严重，加上人类活动的长期负面影响，使得该地区生态环境不断恶化。
Due to fewer rainfall, lean soil, serious soil and water loss and the long term negative effect of human activity, the ecological environment in hilly semi arid area is being degraded.
低山丘陵半干旱区气候干旱、土地贫瘠、水土流失严重，加上人类活动的长期负面影响，使得该地区生态环境不断恶化。
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