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- The primary factor of soil erosion is the erosion of Yanshan Period granite, the secondary factor is heavy rainfall, and the inducing factor is human activity. 水土流失产生的主导因素是燕山期花岗岩分布的丘陵区岩体结构遭到破坏;从属因素是持续强烈的降雨,从而加剧了水土流失;激发因素是人类工程活动对地质环境的破坏。
- Study on Influencing Factor of Soil Erosion Caused by Sloping Surfaces During Once Rainfall in Loess Hilly Area of Inner Mongolia 内蒙古黄土丘陵区次降雨条件下坡面土壤侵蚀影响因子研究
- factor of soil erosion 土壤侵蚀因子
- Mechanism of soil erosion is put a bridle on spontaneous factor and action of humanity. 河源区水土流失受自然因素和人类不合理开发利用因素联合控制,但后者的作用更为重要,而且导致了河源新的危害性更大的水土流失类型。
- Running water is one of the principal causes of soil erosion. 奔流不断的水是侵蚀土壤的主要原因。
- The third major indirect cost of soil erosion is the loss of navigability. 土壤侵蚀第三个重要的间接代价是丧失航行能力。
- Research Progress of Affecting Factors of Soil Erosion in Non-point Pollution Source Model 非点源污染模型中土壤侵蚀因子研究进展
- Study on Influence factors of Development of Soil Erosion and Erosion Gully in Liaoning Province 辽宁省土壤侵蚀和侵蚀沟发展的影响因素
- Comprehensive control of soil erosion has brought noticeable achievements. 水土流失综合治理成效显著。
- Contributing Factors of Soil Erosion in Fanuland Shelterbelt Network Area of Western Heilongjiang Province and Control Measures 黑龙江省西部农田林网区水土流失成因与防治对策
- Ravine density, which is an important factor indicating the extent of the fragmentation of the Earth surface, plays a significant role in the research of soil erosion and landform evolution,etc. 沟壑密度是反映地表破碎程度的重要因子,在土壤侵蚀、地貌演变等研究中有重要作用。
- The main cause of soil erosion is deforestation for farmland reclamation and cultivation on steep slopes. 水土流失的主要原因是毁林开垦,陡坡种植。
- High accuracy DEMs is an important data in study of soil erosion and terrain feature space analysis. 高精度数字高程模型(DEM)是水土流失规律研究与流域地形空间分析中重要的空间数据。
- Major Causes of Soil Erosion in the Upper Yangtze River Valley and the Control Countermeasures. 长江上游水土流失主要成因与防治对策
- The determinate factor of our economy is to control inflation. 我们经济的决定性因素是控制通货膨胀。
- Ningxia is in the greatly active area of Neotectonics, and the degree of soil erosion in this area is very high. 宁夏是水土流失严重的地区,也是新构造运动十分活跃的地区。
- They are soilparent material, bioclimate, landform, time of formation, man-made factorand guiding factor of soil formation. 分析了起主导作用的成土因素是成土母质与地貌。
- Abstract: The ecological sensitivity assessment of soil erosion in Liaoyang city was conducted. 摘要:选择土壤侵蚀进行辽阳市的生态敏感性评价。
- There are some clods of soil on the mat. 垫子上有些土块。
- Organic matter which has the maximum of path coefficient and determinative coefficient is the main factor of soil nutrients affecting soil... 有机质对尿酶活性的直接通径系数和决定系数值均最大,成为影响尿酶活性的主要因素。