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- climatic soil formation 气候性成土
- Land left in bare fallow to be sown to winter crops sustained losses that far exceeded the rate of new soil formation. 留作播种冬季作物的休耕白地所经受的土壤流失远远超过土壤生成的速率。
- Land left in bare fallow to be sown with winter crops sustained losses that far exceeded the rate of new soil formation. 留作播种冬季作物的休耕地所经受的土壤流失远远超过土壤生成的速率。
- 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。
- Soil formation, or pedogenesis, is the combined effect of physical, chemical, biological, and anthropogenic processes on soil parent material. 土壤的形成,或成土作用,是综合效应的物理,化学,生物和人为过程对土壤母质。
- Holocene Climatic Change and Soil Formation in the Region of Xi'an 西安地区全新世环境变迁与土壤的形成演化
- The interruption of soil formation might be related with excessive rainfall,therefore,the climate had some fluctuation in the pedological process of the profile. 土壤形成的间断可能与多水期相对应,这表明在该剖面形成过程中,气候有一定的波动。
- But any net down flux must be governed for application of the behavior to constrain the tendency of degree of saturation within soil formation during construction practice. 工程施工中,可利用这一特性,但必须控制各种向下净流量,以控制土体饱和度增大的趋势。
- The process of soil formation. 土壤生成土壤形成的过程
- The second section analyses the regional characteristics of Nanjing, including topography, landforms, climate soil condition and natural botanic resources. 第二部分是对南京市区域现状进行论述,包括地形、地貌、气候及土壤条件和自然植被状况。
- The second initiative consists of adopting conservation practices on the remaining land that is subject to excessive erosion -- that is, erosion that exceeds the natural rate of new soil formation. 第二个步骤包括对其余的易受过度侵蚀(受侵蚀速度超过新土形成的自然速度)的土地采取保护措施。
- some major factors in soil formation 土壤形成的几个因素
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。
- soil formation and similar processes 土壤形成及类似过程
- Such crops won't grow in limy soil. 这类作物不能在石灰质的土壤中生长。
- What shall we grow in this alkaline soil? 我们应该在碱性土壤里种什么?
- There are a lot of worms in the soil. 泥土中有许多蠕虫。
- Water has permeated (through) the soil. 水已渗遍那片土壤。
- There are some clods of soil on the mat. 垫子上有些土块。
- The earth in the garden is good, soft soil. 花园里的泥土松软肥沃。