以下为句子列表：
英文: Even though potassium is stratified under reduced tillage （as it is in a permanent sod）, it is apparent that roots proliferate sufficiently near the soil surface to assume adequate potassium uptake by crops.
中文: 虽然在少耕制下，土壤钾有明显的分层分布（象永久性草地一样），但在土表附近，作物根系发达保证作物对钾有足够的吸收。
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英文: On the basis of the above, the author studied and analyzed the relations between soil surface resistance and evaporation and main factors that influence the evaporation.
中文: 在此基础上，对土壤表面阻力与蒸发、影响蒸发的主要因子的关系进行了分析研究。
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英文: Organic matter is higher at the soil surface because plant residues from either grasslands or no-till are left on the surface whereas residues in conventional fields are mixed in the soil; giving uniform organic matter.
中文: 在草地和免耕方式下，植物残体留在土表，所以表层土壤的有机质含量较高，而在传统耕作制下，植物残体被翻入土内，所以各层土壤中有机质含量差别不大。
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英文: Seed movement across the soil surface of these bare alkali-saline patches was abundant and dominated by the seeds of pioneer species, such as Chloris virgata and Suaeda corniculata, which accounted for over 96% of these trapped seeds.
中文: 土壤表面种子流数量巨大，且以一年生耐盐硷的先锋植物（虎尾草和硷蓬）种子为主，占总流量的96%。
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英文: The high-density construction in the urban areas makes the soil surface almost impermeable, which leads to an ecological unbalance in the sot, the heat island effect etc.
中文: 摘要城市里大量的建筑，不透水铺地与沥青路面取代原有地表，致使城市地基中普遍含水量不足、土壤内部生态失去平衡。
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