对模型的应用表明红壤孔隙结构在土壤侵蚀过程中存在一定的变化规律。
By using the model, we gained the change rules of red soil pore structure during rainfall.
细沟间侵蚀是指坡面上细沟未形成之前或细沟形成之后细沟间的土壤侵蚀过程。
Rill erosion refers to the soil erosion process taking place between rills before or after formation of rills on the slope surface.
相对于传统的露天种植,塑料大棚改变了降雨径流和土壤侵蚀过程,进而影响面源污染物的产生。
Compared with traditional uncovered farmland, a greenhouse region changes the runoff, erosion, and affects generation of nonpoint source pollutants.
但是,由于地表糙度在侵蚀过程中的变化很难确定,从而影响了人们对其对土壤侵蚀过程作用的认识。
However, variation of surface roughness in the erosion process is difficult to determine, which affects people's awareness of its role on the process of soil erosion.
开展紫色土土壤侵蚀过程研究不仅深化对土壤侵蚀规律认识,也为紫色土地区土壤侵蚀提供重要科学依据。
The research of purple soil erosion processes is not only prompt the recognition of the rule of soil erosion, but also provide an important science data to clarify purple soil erosion.
坡面侵蚀预报模型的研究可加深对土壤侵蚀过程及其机理的认识,为坡面水土保持措施配置提供科学支持。
This paper detailedly outlined research progresses in water erosion prediction models at hillslope, watershed and region scales, and treand prediction of soil erosion at macro-scale in China.
鸟类和其他野生生物在分布播种中扮演了关键的角色,因此在自然的森林、灌木丛及其他植被的生长中,以及在相关减缓土壤侵蚀过程中均十分重要。
Birds and other wildlife species play key roles in seed dispersal and thus in the natural spread of forest, shrub, and other vegetation and their associated beneficial effects of slowing soil erosion.
分别利用坡面径流剪切力、坡面径流能耗和坡面径流单位水流功率理论对坡面土壤侵蚀发生过程进行了研究。
In this research, soil erosion and sediment yield was calculated by runoff shear stress, runoff energy consumption and runoff power theory respectively.
针对这一问题,提出一套测量流域土壤侵蚀动态变化过程变量的自动化测量系统。
An automated system is presented for the measurements of the factors affecting soil erosion dynamic processes.
介绍了新中国建立后区内土壤侵蚀演变的过程。
The paper introduces the process of soil erosion evolution of the region after founding of new China.
研究结果对定量评价草被减流减沙作用和深化土壤侵蚀力学过程有一定的参考意义。
The experiment results are meaningful for quantifying runoff and sediment reduction and deepening soil erosion mechanical process also.
采用AML编程方式实现计算机自动化土壤侵蚀评价,过程可重复性强,结果更加客观、合理。
Soil erosion assessment was calculated by computer automatically by the AML program. The assessment process was easy to repeat and the result was more impersonal and reasonable.
农业非点源污染主要由降雨径流、土壤侵蚀、地表溶质溶出和土壤溶质渗漏4个过程形成。
Agricultural non-point pollution is formed by 4 processes of rainfall runoff, soil erosion, surface solution stripping and soil solution seepage.
土壤侵蚀的过程也是核污染扩散和迁移的过程。
The process of soil erosion is also the diffusion and migration process of nuclear pollution.
动态土壤侵蚀包括依赖于空间与时间的土壤剥离、细沟的形成、水流中过量泥沙的沉积、沉积泥沙中细沟的再生等物理过程。
Dynamic soil erosion processes involve the spatial and time dependent processes of detachment, rill formation, deposition, re rilling from deposited sediment and scouring of rills.
揭示浅沟侵蚀过程将加深对陡坡地土壤侵蚀规律的认识,也为侵蚀预报过程模型的建立提供重要的理论依据。
Quantifying ephemeral gully erosion process may enhance to deeply understand soil erosion process on steep hillslope, and provides important theory support to establish erosion prediction model.
植被破坏加速侵蚀过程及其导致的土壤质量退化是土壤侵蚀环境效应评价的重要内容。
Accelerated erosion process and soil degradation caused by deforestation is important research topic in soil erosion effect assessment.
为研究坡地物质迁移的重要过程,通过室内人工降雨模拟试验,研究不同透水状况坡地土壤侵蚀和养分流失的过程与机制。
To study mass transport from slope land, the process and mechanism of soil erosion and nutrient loss on the slope land under different drainage conditions were investigated by simulating rainfall.
由于降雨、坡面层流引起的土壤侵蚀被认为是涉及到坡面土壤的分散、沉积和转移同时发生的过程。
Soil erosion caused by rain and the layer flow of slope land is thinked as simultaneous occurrence process of slope land soil of dispersion, deposition and diversion.
分析了人为破坏植被耕垦后坡面土壤侵蚀特征与土壤退化过程。表明:植被是影响土壤侵蚀最敏感的因子;
The results have shown that the factors of vegetation and soil are highly sensitive factors of affection soil erosion.
川中丘陵区地表以紫色沙页岩风化形成的紫色土壤为主,基岩风化剥蚀过程与流失过程交替进行。该区垦殖率高,植被盖度低,地形破碎,土地利用结构复杂,土壤侵蚀严重。
Soil in hilly regions in the middle of Sichuan Province is mainly a type of purple soil which has been developed from the purple shale rock.
阐述了核素比率应用的原理、特点及其能更为敏感地反映土壤侵蚀速率和过程等优点;
The principle and characteristics of the nuclides ratio technology are introduced , using several nuclides compoundly to distinguish soil erosion processes and to estimate soil erosion rate ;
阐述了核素比率应用的原理、特点及其能更为敏感地反映土壤侵蚀速率和过程等优点;
The principle and characteristics of the nuclides ratio technology are introduced , using several nuclides compoundly to distinguish soil erosion processes and to estimate soil erosion rate ;
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