Different species have different influences on soil formation and soil properties.
不同的树种对土壤的形成和性质有不同的影响。
Sand pile is more suitable in peat soil formation di...
砂桩挤密法更适用于草炭土路基处理。
Mountainous area provides rich saccharoid for basin, which is important parent material of oasis soil formation.
山地为盆地提供了丰富的粒状物质,它们是绿洲土壤重要的成土母质;
The soil type, cause of soil formation and soil quality changes of Holocene loess-soil sequence have been clearly distinguished.
通过本文各指标的研究,进一步认识了汾渭平原全新世土壤的类型、成因与质量演变。
The factors of soil formation affecting soil background contents of elements in Beijing area are mainly discussed in this paper.
本文讨论了影响北京土壤元素背景值的成土因素,主要有成土母质、生物气候、地貌、时间和人为因素。
The karst region is very fragile eco-environment with slow soil formation process, shallow and discontinuous soil, small water holding capacity, and low vegetation coverage.
喀斯特环境有成土过程缓慢、土层浅薄、土被不连续、土壤持水量低、植被覆盖率低的特点。
Frequency dependent susceptibility, however, dominantly influenced by the intensity of rock weathering and soil formation, can indicate soil development degrees and relative soil ages.
土壤频率磁化率因主要受风化成土作用强度影响,所以能够较好地指示土壤发育程度和相对成土年龄。
According to the natural factors of soil formation and the development, degree of soil, under the influence of human production activity, the Huangmian soils were devided into four types.
根据自然成土因素和在人为作用影响下的土壤熟化程度,将该小流域的黄绵土进一步划分为四种土壤类型。
Dense weathering cracks as new bearing water space have been discovered, and it is known that grain void was formed in soil formation processes and was not formed in depositional processes.
进而发现了密集风化裂隙含水空间的新类型,提出了粒间孔隙不是沉积形成的,而是土壤化的产物。
Golden sand in India and stone, the stone legend vows by a girl's tears and soil formation, as long as the girl hand 12 o 'clock at night in the moonlight gold sand vows, so wish will achieve.
金沙石在印度又叫许愿石,传说这石头是由一位女郎的眼泪和土壤形成的,只要女郎在晚上12点手拿金沙石在月光下许愿,那么愿望一定会实现。
From the viewpoint of soil formation, the principle of rational use of alkaline grassland and reclamation of soda solonchak should be the protection and restoration of vegetative covers of the soils.
按照土壤发生的观点,合理利用碱性草原和改良苏打盐(碱)土的原则,应是保护和恢复植被。
The effects of soil loose on physiological characters and tuber yield formation of Solanum tuberosum L were studied.
研究土壤疏松对马铃薯生理特性和块茎产量形成的影响。
A field experiment was conducted to study effects of root pruning at returning green stage on population structure, soil water and yield formation of winter wheat.
通过田间试验研究了返青期不同程度根修剪处理对冬小麦群体结构、土壤水分及产量形成的影响。
The formation and emergence of redbeds are analyzed from the geological perspective and the possible distribution of purple soil is discussed in this paper.
从地质角度分析了红层的形成与出露,阐述了紫色土的可能分布。
In time and space, the whole process of karst collapse can be divided into two phases: inter collapse and surface collapse in term of the formation of the critical soil hole.
以临界土洞为界,岩溶塌陷的整个发育形成过程从时间和空间上划分为内部塌陷和地表塌陷两个密不可分的阶段。
The underground erosion and disintegration produced by the activity of ground water will result in formation of soil caves.
岩溶区地下水或地表水的活动,将对土层产生潜蚀作用及崩解作用,进而形成土洞。
The close topography, slight acid soil and moist climate are favor for acid rain formation.
较封闭的地形,偏酸性的土壤和阴湿的气候也是形成酸雨的影响因素。
The seepage erosion and disintegration produced by the activity of ground water will result in formation of soil cave.
岩溶区地下水或地表水的活动,将对土层产生潜蚀作用及崩解作用,进而形成土洞。
Nowadays, study of formation of shear bands in soil has become an important research field in soil mechanics.
土体剪切带形成的研究已成为当今国际土力学十分重要的研究领域。
The study reveals that the formation of dried soil layer is mainly caused by natural factors due to the reduction of precipitation and gravitational water.
研究表明,土壤干层的形成主要是自然原因造成的,是降水量少决定的重力水带分布深度小引起的。
Forest litters decomposition was an important process of nutrient cycling in forest ecosystems, and played a central role in soil organic matter formation and nutrients release.
凋落物分解是森林生态系统养分循环中的重要过程,对土壤有机质的形成和养分释放有重要意义。
Onthe basis of above analysis, the formation, development and evolution direction of the soil on mobile sand dunes and its position and naming in soil classification are approached.
在此基础上,对流动砂丘上土壤的形成发育演变方向以及在土壤分类中的地位和命名等问题进行了探讨。
The field experiment was conducted to study the effects of different conservation tillages on soil temperature, moisture and yield formation of spring maize.
通过大田试验研究了保护性耕作对土壤水温和春玉米产量形成的影响。
Belonging to the legume family, it enters a complex symbiosis with soil bacteria called rhizobia, which results in the formation of a new root organ, the nodule.
作为豆科植物的一员,大豆与一种被称之为根瘤菌的土壤细菌形成了复杂的共生关系,结果导致新的根器官——根瘤的形成。
This paper deals with the formation, structural characteristics. benefits and soil characteristics of dike-pond ecosystems.
研究了基塘生态系统的形成、结构特点、效益及土壤特征。
This paper deals with the formation, structural characteristics. benefits and soil characteristics of dike-pond ecosystems.
研究了基塘生态系统的形成、结构特点、效益及土壤特征。
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