The sewage soil disposal experiment is made mainly by using biochemical process of looser permeable soil horizon, and secondly by leaching and adsorption.
污水土壤处理试验，主要是利用透水性较强的土壤层的生物化学作用，其次是淋滤吸附。
The relationship between soil moisture in various soil horizon and senescence, and irrigation efficiency of different irrigation scheme have been discussed.
文中还就不同层次土壤水分状况与衰老的关系及不同灌水方案的灌溉效益进行了分析。
The SOTER attribute database consisted of four parts; the map delineation information table, the landscape environment table, the typical pedon table and soil horizon table.
SOTER属性数据库包括图斑信息表、景观环境数据表、典型单个土体数据表和土壤发生层数据表。
Step in her soft soil, the only know life can be such a hotbed of real horizon.
踩在她松软的泥土上，才知道生命的温床可以如此地平实。
Project construction has rather great impact on farmland soil, especially most serious on soil plough horizon.
施工过程对农田耕地土壤、尤其是对土壤耕作层的影响最为严重。
The paddy soil probably had a long history of tillage, and furthermore it had formed gley horizon and illuvium, but its fertility was not high either.
水稻土有较长耕作历史，并已形成了潜育层和潴育层，但土壤肥力并不高。
Soil-plant system went to a thinner active horizon.
土壤-植被系统趋于更薄的活动层。
The amount of Al-substitution in goethite in P horizon clays of percogenic paddy soil was higher than that of other diagnostic horizon clays of paddy soil.
渗育型水稻土P层的赤铁矿含量比相应的母土低，其针铁矿铝替代量较其它水型的水稻土高。
The thick illuvial horizon in the 8th paleosol layer indicates the repeated soil-forming processes and climate changes.
第8层古土壤特殊的厚层淀积代表了气候的多次变化和多个成壤期。
There are some softer accumulation horizon in the ox-bow lake and season river on the huge mucky soil of alluvial and lacustrine deposits in accumulation terrace around Dongting lake.
在洞庭湖漫滩阶地的冲湖积淤泥质软土上，分布着一些次级牛轭湖和季节性洪道成因的极软淤积物。
The experiment studied the effects of residue used as surface mulch, mix with soil and a separate horizon in soil profile on soil water and salt movement.
本试验主要研究了作物秸杆表面覆盖、垂直覆盖（混施）和隔层对土壤水盐运动的影响。
The adsorption of organic matter is affected by soil granularity, horizon, and organic matter content.
有机质对元素的吸附作用受到土壤粒级、层位和有机质含量的影响。
Soil samples of cultivated horizon from Gongpeng town were analyzed in 1998 and the results were compared with that in 1990.
1998年对黑土区(弓棚镇)的耕层土壤养分进行分析，并与1990年该区土壤的化验结果进行了比较。
Therefore, "wave type" section cultivated horizon may occur drier phenomenon much easier than "flat type" section. This may be the main reason why drier phenomena easily happen in the black soil.
“波浪型”剖面耕层土壤比“平面型”剖面更容易发生干旱现象，这可能是黑土区土壤易出现干旱现象的主要原因。
Therefore, "wave type" section cultivated horizon may occur drier phenomenon much easier than "flat type" section. This may be the main reason why drier phenomena easily happen in the black soil.
“波浪型”剖面耕层土壤比“平面型”剖面更容易发生干旱现象，这可能是黑土区土壤易出现干旱现象的主要原因。
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