查询词典 properties of soil

The semivariograms of all the soil properties studied were fitted with spheric model.

各项土壤性质的变异函数都可拟合为球状模型。

The results indicated that effects of cadmium and copper in soil on physiological properties and spectral reflectance of rice were the most significant at tillering stage.

结果表明，镉和铜拌土生长的水稻在分蘖期受到的影响最明显，无论是在生理上还是在反射光谱方面变化都比较显著。

In other words, underground water is an essential water resource, accounting for 41%-83% of the total. Meanwhile, the formation of limestone soil is slower.(2) Guangxi is a typical karst region. A large difference is noticed in vegetation coverage between karst regions and non-karst regions. The average coverage of bush and forest communities is 14.81% and 12.13% in the karst regions, 1.92% and 31.3% in the non-karst regions.(3) The wide distribution of rocky desertification in Guizhou Province indicates the karst environment is strongly affected by carbonate rocks'properties.

水资源以地下水资源为主，且难开发；土壤资源零星分散，土层薄，易流失；(2)现存广西区植被覆盖特征显示，岩溶石山区森林覆盖率明显低于非岩溶区，同时也暗示着岩溶石山区植被的恢复、演化慢于非岩溶区植被；(3)贵州石漠化分布特征表明岩性对岩溶生态环境的制约；(4)脆弱的岩溶生态环境制约着生态系统的人口承载力。

Soil physical properties(Water saturated content、Field capacity、Capillary porosity、Non-capillary porosity、The total porosity) The number of micro-organisms(bacteria,fungi and actinomycetes)、activity of the enzyme and nutrient content (Organic matter、TN、AN、P、AP) In the two types of landscape are reflected in the type of surface(0-20cm) higher than the sub-surface(20-40cm).

2土壤物理性质(饱和含水量、田间持水量、毛管孔隙度、非毛管孔隙度、总孔隙度)、微生物数量、酶活性(过氧化氢酶、脲酶和蔗糖酶)及养分含量(有机质、全氮、有效氮、全磷、速效磷)在不同景观及其界面中均表现为表层(0-20cm)高于亚表层(20-40cm)。

The statistics and multiple analysis were used to suggest the diagnostic properties and diagnostic indexes for yellow brown earth and cinnamon soil in the south part of Shaanxi Provice.

利用数理统计和多元分析等方法，提出了陕南黄棕壤、黄褐土的诊断特征及诊断指标。

This study provided the analysis of changes of species diversity and productivity in relation to soil properties in six typical habitats （wet meadow, dry grassland, fixed dune, semi-fixed dune, semi-shifted dune, and shifted dune） in Horqin Sand Land.

研究了科尔沁沙地6个典型生境类型的沙质草地群落物种多样性与生产力的变化，分析了植物群落格局、物种多样性、生产力与土壤特性的关系。

In 1999, the Liaoning provincial important Sci-Tec started a key problem project for the technology of protecting and preventing of dangerous river bank and plain reservoirs. Under the support of this project, this research was carried out for experiment of engineering properties and bank engineering applications of geosynthetics. In order to solve the life and soil retention criteria of geosynthetics problems in bank engineering applications, the indoor tests, in-situ tests, locale antitypes tests and observations, theory analysis, and engineering examples analysis have been performed.

结合堤岸防护工程实际条件，采取室内试验、野外试验、工程现场原型试验或观测以及理论分析和大量工程实例验证分析的方法，对堤岸防护工程中应用的土工合成材料相关工程特性，尤其是老化规律和较大孔径织造布保土性准则，进行了较系统、深入的试验研究；在此基础上，通过典型工程实例及大量工程应用实践总结分析，重点对土工织物软体排、土工模袋、土工膜堤岸防护工程的设计方法和施工技术进行了研究。

Five different types of substrates (corncob, peat, soil and chicken dung) were used in melon culture in greenhouse after composting, and their physical and chemical properties and effect on melon yield were investigated.

以玉米芯、草炭、土壤和鸡粪为基质，设计5种不同配方，堆肥腐熟后用于薄皮甜瓜的温室栽培，研究人工营养基质的理化性质及其对甜瓜产量的影响。

The structural and rheologic properties are differently intrinsic characteristics of soft soil.

结构性和流变性是天然软土具有的本质特性。

These polders play a pole in protecting the safety of peoples lives and properties and promoting the economic development and social stabilization. However, due to the accumulation of fertilizer and pesticide in soil and the eluviations of salinity, water quality of these polders changed to be worse, the entironment was influenced, and water environment here was threatened severely.

这些圩区有效保护了人民的生命财产安全，促进了经济发展和社会稳定，但由于土壤中肥料、农药、盐分的淋溶而不断积聚，引起圩区水质变化，给区域生态环境带来影响，对流域水环境构成严重威胁。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。