影响红树林的植物分布和生长的主要化学因子是植物本身对化学环境的适应性、土壤的组成和海水的盐分。
The main chemical factors which affect the distribution and growth of the plants are the mangrove's adaptability to the chemical environment, the soil composition and the sea salinity.
由于植物提供资源的方法不同，在不同的植物种类和组成不同的植物群落下形成了独特的土壤群落。
As a result of these diverse methods by which plants supply resources, unique soil communities form under different plant species and under plant communities that differ in composition.
土壤里的小动物会吃这些废物，产生电子。而电子是电能的组成部分。
Tiny animals in the soil eat this waste and they produce electrons - the building blocks of electrical energy.
新英格兰由美国东北部六个州组成，由于土壤多石，不利于农业生产，乳制品业是最重要的农业活动。
New England is made up of six states of the Northeast .Because of its stony soil it is not noted for its agriculture. Dairying is the most inportant farm activity.
通过对青海主要土壤类型剖面的有机质、机械组成、阳离子交换量三者之间的关系分析。
The relationship was analysised between organic matter, soil granular composition and cation exchange capacity(CEC) in Qinghai major soil types.
土壤入渗是田间水循环的重要组成部分，国内外学者提出了具有不同特点和用途的入渗模型。
Soil water infiltration is a critical component of field water circulation, and Numbers of infiltration models with different properties and functions were established.
在土壤排水良好、氧化的地下水环境中，地下水的氮同位素组成反映了源的特征。
Nitrogen isotope compositions of groundwater reflect characteristics of contamination sources in the environment of well-drained soils and oxygenated ground waters.
文摘：以土壤颗粒组成数据为基础，分析了我国土壤颗粒组成的分形维数。
Abstract: This paper analyzed the fractal features of particle size distribution (PSD) of soils in China.
中国绘画是中国文化的重要组成部分，根植于民族文化土壤之中。
Chinese painting is an important part of Chinese culture, rooted in the national culture into the soil.
而优势物种和功能群组成对土壤全氮的影响作用相对较弱。
Contrast to soil available nitrogen, soil total nitrogen was not influenced by the environmental factors.
调查分析了重庆市奥林匹克花园山地公园规划区内的高程、坡度、土壤特点和植被组成现状。
The altitude, gradient, soil characteristics and current situation of vegetation composition of planning mountainous zone in Chongqing Olympic Garden were investigated and analyzed.
通过室内模拟培养实验，研究了尿素、碳酸氢铵和硝酸钙对设施土壤盐分含量和离子组成的影响。
The effects of different nitrogen fertilizers on salt content and ion composition in greenhouse and open field soil were studied through laboratory incubation experiment.
利用地统计学方法，在两个尺度下对蒙顶山茶园土壤颗粒组成的空间变异性进行了研究。
The geostatistics were used for analyzing the spatial variability of the soil particle composition in Mengding tea plantation with two sampling scales at Sichuan province.
总之，运用激光粒度分析土壤机械组成是可行的。
In sum, using laser grain-size analysis in studying soil mechanical composition was feasible.
三个采样点土壤甲螨群落的组成和数量分布均有明显不同。
The soil oribatid group formation and quantity distribution are obviously different.
土壤轻土壤组成的冲积土和沙子。
对土壤有机碳组成的影响。
在干旱地区土壤中的粘粒矿物组成是影响土壤物理和化学特性的重要因素之一。
Clay mineral compositions are one of important factors that influencing the chemical and physical characteristics of soils in the arid regions.
所以，对石灰土-土壤剖面化学组成的研究应同时将土壤和土壤水加以考虑。
So soil water should be analyzed as well as lime soil in the study on lime profile.
瓶子草往往居住在长年潮湿的沼泽、湿地、平原，这些栖地的土壤通常为酸性的，由沙和水苔组成。
Sarracenia tend to inhabit permanently wet fens, swamps, and grassy plains. These habitats tend to be acidic with soil made up of sand and Sphagnum moss.
城市土壤是城市生态系统的重要组成部分。
通过对黄棕壤和黄褐土粘粒胶膜中元素和粘粒矿物的分析，比较了粘粒胶膜和基质土壤的性质、元素和矿物组成之间的关系。
The characteristics of elements and clay minerals of argillans in yellow brown soils and yellow cinnamon soils in the central China were analyzed and compared with their matrix soils.
以土壤颗粒组成数据为基础，分析了我国土壤颗粒组成的分形维数。
This paper analyzed the fractal features of particle size distribution (PSD) of soils in China.
结果表明，长期施肥不仅影响土壤腐殖质的含量与组成，还影响腐殖质的理化性质。
The results showed that long term fertilization affected not only the content and composition of soil humus, but also the physicochemical property of the soil humus.
在片沙覆盖的黄土丘陵区，由于恶劣的自然环境及松散的地表组成物质，土壤的水蚀过程明显地不同于典型的黄土丘陵区。
In loess hilly gully region covered by sheet sand, soil water erosion process is different from typical loess hilly gully region because of worse natural environment and loose land surface material.
土壤碳是陆地生态系统碳循环的重要组成部分。
Soil carbon is an important part of terrestrial ecosystem carbon cycle.
土壤碳是全球碳循环中的重要组成部分，土地利用方式的改变对土壤碳的源和汇具有很大的影响。
Soil carbon is a significant component of global carbon cycling, the change of land use pattern has a great influence on soil carbon source or sink.
土壤有机碳是陆地生态系统碳库中的重要组成部分，对土壤的物理、化学和生物学性质有深刻的影响。
Soil organic carbon plays an important role in terrestrial ecosystem carbon pool, and has profound effect on soil physical, chemical and biological properties.
土壤有机碳是陆地生态系统碳库中的重要组成部分，对土壤的物理、化学和生物学性质有深刻的影响。
Soil organic carbon plays an important role in terrestrial ecosystem carbon pool, and has profound effect on soil physical, chemical and biological properties.
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