The mixture of PAM and PG were taken as soil conditioner here.
以聚丙烯酰胺(PAM)与磷石膏(PG)为土壤结构改良剂,利用离心机法,测定土壤水分特征曲线,从分析土壤的吸水能力和持水能力的角度出发,研究土壤结构改良剂对土壤水分有效性的影响。
There are three main types synthetic soil conditioner available,derived from petroleum chemicals,the Tertiary period minerals and organic materials.
人工合成土壤结构改良剂可分为石油化工产品、第三纪矿物产品以及无机物与有机物相结合产品共三类。
Polyacrylamide(PAM), a kind of macromolecule compound and a new type of effective soil structure improved addictive, has high ability of flocculation.
聚丙烯酰胺 (PAM)是一种新型的高效土壤结构改良剂 ,属高分子聚合物 ,具有很强的絮凝性 ,近年来一直是人们研究的热点。
Progress of research and utilization of soil amendments;
土壤改良剂的研究与应用进展
Latosol was treated with various soil amendments,and one year after the field trial it was determined in terms of soil cation exchange capacity,effective cation exchange capacity,soil exchangeable base-cation concentrations and base saturation to observe the effect of different soil amendments application on the latosol exchangeable property.
对砖红壤施用不同的改良剂,进行1a的大田试验后,测定土壤的阳离子交换量、有效阳离子交换量、盐基离子总量以及盐基饱和度来研究不同土壤改良剂对酸性土壤交换性能的影响。
Bentonite, lime, filtered mud, goat dung, bagasse and green manure(stylo) were used as soil amendments to apply to marine deposit latosol in the field at Ongtian township, Wenchang, Hainan, China, and the active acidity and exchangeable acidity of the latosol were determined 1 year after soil amendments were applied.
对砖红壤施用不同的改良剂,经一年的大田试验,测定土壤的活性酸与交换酸研究不同土壤改良剂对酸性土壤酸度的影响。
In some countries, especially France, gypsum is used agriculturally as a structure-improving agent for the soil.
在某些国家中，尤其是法国，石膏在农业上用作为土壤结构改良剂。
reduce soil acidity and improve soil texture
减轻土壤酸性和改良土壤结构
Study of the Amendments on Soil Structure and Soil Water Characteristics in Different Soils on the Loess Plateau;
改良剂对黄土高原主要土壤类型结构和水分特征的影响
Effects of Soil Amendment on Phosphorus Absorption and Desorption and Migration in Lou Soil;
不同结构改良剂对土壤中磷吸附、解吸和迁移的影响
The Effect of Straw Mulch and PAM to Red Soil on the Soil-atmosphere Interface
稻草覆盖和结构改良剂对红壤土气界面水分转化的影响
Static Analysis Calculation of Improved Red Sandstone by EN-1 Soil Agent to Optimize the Structure of the Road
EN-1土壤固化剂改良红砂岩优化路面结构静力分析计算
The Influence of Different Soil Amendments on Soil Water Characteristics and Soil Structure of Saline in Northern Yinchuan
不同土壤改良剂对银川平原北部盐碱土水分性质和土壤结构的影响
Improvement Effects of Soil Amendments on Soil Water Retention Capacity in Loessial Soil
土壤改良剂对黄绵土持水性能的改良效应研究
Ameliorative Effects of a Kind of Bioreactant on Soil and Quartz
一种土壤生物反应剂改良土壤和石英砂的效果
Effects of Different Modifiers on Plant Growth and Pb-Cd-Contaminated Soil;
不同改良剂对Cd、Pb污染土壤改良效果的研究
Study the Effects of Soil Improvement on Acid Soil in the South of China
不同土壤改良剂对南方酸性土壤的改良效果研究
Effect of Different Soil Amendments on the Acidity of Latosol
施用不同土壤改良剂对砖红壤酸度的影响
Study on the Remediation Effect of Different Ameliorant to the Pb Polluted in Granitic Latosol;
不同改良剂对砖红壤铅污染土壤改良效果的研究
Responses of Soil Microbe and Planting Crop to the New Soil Amendment;
土壤微生物与栽培作物对新型土壤改良剂的响应
Effects of Soil Amendments on Growth Characteristics of Perennial Ryegrass and Soil Physical and Chemical Properties;
土壤改良剂对多年生黑麦草生长特性和土壤理化性质的影响研究
Research on the Effect of Different Soil Amendment Treatments on the Acid Soil Chemical Property;
不同土壤改良剂对酸性土壤化学性质影响的研究
Studies on the Influence of Soil Amendments to Soil Microbes, Tomato Early Blight and Greenhouse Whitefly;
土壤改良剂与土壤微生物、番茄早疫病及白粉虱相互关系研究
The results showed that the two modifiers both increased the cole yield significantly,but there were differences in soil amelioration effects between them.
结果表明,2种改性剂均可明显增加油菜产量,但对土壤的改良效果存在差别。