The soil adopted was typical rice paddy soil in Shanghai region.
土壤用标准化处理的上海地区典型水稻土；
A pot experiment was carried out to study the regularity of CH4 emission from paddy soil.
通过盆栽试验研究了水稻生长期CH 4排放的规律。
Humic acid was extracted from paddy soil, and was characterized by physical and chemical methods.
从土壤中提取腐殖酸样品，并用物理和化学等方法对其进行了表征。
This showed that citric acid inhibited the adsorption of cyromazine and melamine in the paddy soil.
这说明了柠檬酸对环丙氨嗪和三聚氰胺在水稻土中的吸附起着抑制作用。
The influence of applying nitrogen fertilizer to nitrogen mineralization was studied in paddy soil.
对稻田土壤施外源氮对氮素矿化的影响进行了研究。
The results implied that cropping system and water status of previous cropping impacted N2O emission from paddy soil.
轮作制度和前作水分状况极大地影响稻田N2O的排放。
It is necessary to study the adherence between farming paper mulch and paddy soil in order to ensure the mulch quality.
为了保证覆膜机构的覆膜质量，有必要研究纸膜与水田泥浆的粘附特性。
This paper describes in detail the design of an indoor paddy soil bin suitable both for paddy-wheel test and for floating boat test.
本文通过对国内外一些士槽的分析，设计了一种既适用于水田轮试验又适用于机耕船试验的水田土槽。
With the increase in the concentration of citric acid, the paddy soil had a gradually reduced adsorption of cyromazine and melamine.
随着柠檬酸浓度的增加，环丙氨嗪和三聚氰胺在水稻土中的吸附量逐渐降低。
Potassium fertilizer should be applied to red-brown-purple soil especially paddy soil to supplement and maintain the K level in soil.
灰棕紫泥和红棕紫泥有较强的供钾潜力，红棕紫泥尤其是红棕紫泥水稻土必须注意施用钾肥以补充和维持土壤的钾素水平。
The order of Df (desorption factor) value was: yellowish red soil>silt-loamy soil>kaoline>perlite>paddy soil (loamy clay) >kieselguhr.
解吸因数的大小排列顺序为：黄红壤、粉泥土、高岭土、珍珠岩、青紫泥、硅藻土。
Pan and field experiments were conducted to investigate the effect of surface film on ammonia volatilization from water and paddy soil.
在温室盆钵和田间试验中，研究了表面分子膜对氨挥发的抑制效果。
The combined states of soil humic substances were studied after undecomposed organic materials were applied into sodic meadow paddy soil.
几种非腐解有机物料施于苏打草甸水稻土后，对土壤中不同结合形态的腐殖质的动态变化进行了研究。
The paddy soil is one of the most important soil resources of China, which is an artificial wetland soil under long-term paddy management.
水稻土是自然土壤在人为水耕熟化过程中形成的特殊人为湿地土壤，也是我国最重要的农业资源优势与特色。
In this article, we also discuss the exiting problems and the research orientation in the control of ammonia volatilization of paddy soil.
对稻田氨挥发研究中存在问题和今后研究的重点进行了讨论。
Biological characteristics of methane emission were compared among Oryza sativa, Panicum crus-galli and Cyperus difformis growing in paddy soil.
比较了生长于淹水田间的水稻、稗草和异型莎草甲烷排放的生物学特性。
The influence of three fertilizer structures on the status of nitrogen, phosphorus and potassium in paddy soil derived from red earth was studied.
本文论述了三种肥料结构对红壤性水稻土氮磷钾养分状况的影响。
There was a very rapid decline in paddy soil phosphorus and potassium with no fertilization contrast to the decline under fertilization conditions.
在不施钾肥的条件下随着水稻种植季节的延续各种形态土壤钾的含量均呈现明显的下降趋势，但下降的幅度和速度各异。
This paper analyzes the specific properties of the soil in Fuzhou basin and explores the characteristics of the growth of paddy soil in Fuzhou basin.
本文分析了福州盆地的土壤特性，探索福州盆地水稻土发育的特点，并提出改良方向。
An outdoor pot experiment was conducted to elucidate nitrogen dynamic characteristics in surface water of paddy soil with straw return with landfill.
采用盆栽试验方法研究了秸秆填埋对水稻土表层水三氮动态变化的影响。
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。
In the paper, emission of volatile sulfur gases from paddy soil was discussed in a growth period of paddy rice by constructing a field sampling system.
通过建立野外采样系统，对一个生长周期内水稻土释放的挥发性含硫气体进行了检测。
In the acid paddy soil, sediment, the available phosphorus sources were Fe-P and Al-P. While Al-P was the source when the paddy soil was neutral or basic.
三角洲沉积酸性水稻土的有效磷源为铁磷和铝磷，中性、弱碱性水稻上为铝磷。
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 pollution effects and accumulation rules of nickel were studied in the sandy loam paddy soil for rice and in the meadow soil for corn by pot experiments.
通过盆栽试验，分别探讨了镍在砂壤水稻土中对水稻和在草甸黑土中对玉米的污染效应和累积规律。
Adsorption of Prochloraz and its major metabolites, BTS44595, BTS44596 and BTS45186, in six types of paddy soil were studied with the batch equilibrium method.
用批量平衡法研究了咪鲜胺及其三种主要代谢物bts44595、BTS44596和BTS45186在六种水稻土中的吸附。
The present study has investigated biological effects of arsenic on clay pan yellow cinnamon soil, red soils (with high fertility and low fertility) and paddy soil.
通过室内培养及室外盆栽实验，研究了砷在粘盘黄褐土、红壤(高肥力、低肥力)、水稻土上的生物学效应。
The effect of different cultivation conditions on the release of methane, the amounts of methanogens and methane-oxidizing bacteria in rice paddy soil are reported.
本文报导不同栽培措施下水稻田甲烷释放的特性和甲烷产生菌、甲烷氧化菌的数量、种类。
The procedure of sample preparation for residual analysis of organochlorinated pesticides in a paddy soil contaminated by long-term wastewater irrigation was investigated.
研究了不同样品净化方法和方法组合在长年污灌的水稻土有机氯农药残留分析中的效果。
The procedure of sample preparation for residual analysis of organochlorinated pesticides in a paddy soil contaminated by long-term wastewater irrigation was investigated.
研究了不同样品净化方法和方法组合在长年污灌的水稻土有机氯农药残留分析中的效果。
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