1) Activation inoculant of soil phosphous
土壤磷活化剂
2) Soil phosphorus activator
土壤磷素活化剂
1.
The result shows ,applying diamine150kg/hm 2 (routine dose)combining with soil phosphorus activator7.
5kg/hm2土壤磷素活化剂,可增稻谷13%左右。
2.
The application of soil phosphorus activator and fertilizer special for potato significantly increased its yield and economic efficiency compared with the routine fertilizers application method.
土壤磷素活化剂与专用肥配合施用及专用肥单独施用 ,与常规施肥比较 ,无论生育状况、产量还是商品性均有所提高 ,其效益增加明显。
3.
Jackson’s inorganic phosphate grade system and olsen way have been used to study the effects of phosphorus activator on ECa-P、O-P and availaboe p fertilizer application rates,Results showed that soil phosphorus activator can improve the content of Fe-P、Al-P、ca-P and the total content of inorganic phosphate,and enhances the transformational capacity of soil available phosphoru
应用盆栽试验以及张守敬和S C Jackson无机磷分级体系和olsen法研究了在不同施磷水平下土壤磷素活化剂对黑土中Fe -P、Al -P、Ca -P、O -P及土壤有效磷的影响 ,结果表明 ,土壤磷素活化剂可提高Fe -P、Al-P、Ca -P和无机磷总量 ,增强转化土壤有效磷能力。
3) soil phosphorus release
土壤磷活化
1.
Effects of low-molecular-weight organic acids on soil phosphorus release
低分子量有机酸对土壤磷活化影响的研究
4) soil phosphorus transformation
土壤磷转化
5) soil stabilizer
土壤固化剂
1.
Test research for the properties of soil stabilizer and film to prevent seepage;
土壤固化剂及防渗涂膜性能试验研究
2.
Prospect of researches on soil stabilizer;
土壤固化剂研究现状与展望
3.
Comparison of different construction techniques for the catchment area with soil stabilizer;
土壤固化剂集流面不同施工工艺比较
6) soil solidifying agent
土壤固化剂
1.
Impact on soil solidifying agent to different soil characteristics;
土壤固化剂对不同土质固化性能影响的试验研究
2.
With the loess solidifying testes used with soil solidifying agent and cement, the physics and mechanics characteristics of different solidifying loess are analyzed and compared, and it is considered that the soil solidifying agent can be used to the seepage prevention and freezing resist and the base treatment of trench in loess area.
通过掺加常用土壤固化剂和水泥的黄土固化试验研究,分析比较了固化黄土的物理力学性能,试验分析结果表明:土壤固化剂对黄土固化效果比水泥要好;其中WH型液态固化剂性能最优,可达到混凝土W3的抗渗等级,可用于黄土地区灌溉渠道的抗冻防渗和加固处理。
3.
The present application condition, classification of soil solidifying agents and strengthening mechanism were given, the problems existed in present application of solidifying agent were summarized, and it was put forward that undisturbed strengthening technology based on soil mini-structure should be developed.
综述了土壤固化剂的应用现状及其分类与加固机理,并总结出现阶段固化剂应用所存在的问题,提出了应开发基于土体细观结构不扰动加固技术。
补充资料：土壤磷素吸附和解吸作用
土壤磷素吸附和解吸作用
adsorption and desorption of phosphorus in soil
磷与一OH基或一0H2其过程如下: (1)HZPO不和0H2进行配位交换而被专性吸附。交换即: OH] \/l M} /\lo/0H2曰\OH \/+H:PO一se/\0H2」 O H 十一﹁|l||习OH/\ 《)-P-心 /\OH OHOH M\\/\ O M/\ 0H:」(2)或者HZPO不和OH一交换，即Ho/ M \+HZPO不—一|一| HH/00\/ M/\/ 00H2 片 O 十刁|lwe|10H2\/\ (卜一P-城〕 /\OH OH OH一 /M \ 0H2一 \/ 0 过程(l)并不伴随着溶液的pH值改变，过程(2)可使溶液的pH值上升. 上述两过程的产物，随着时间的延续，都可以变为环状结构: OH+HZO;二二二已 OH一/\ OH:一 MM\/\/ 0+ZH:0/\/\ 0H21，，土城麟素吸附和解吸作用(adsorp‘on anddesorption of Phosphorus in 5011)土壤溶液中的碑酸离子被土城固相所吸持，谓之吸附。其逆向反应谓之解吸.吸附和解吸开始时都是发生在土壤固、液相的界面上.吸附作用可以发生在具有不变电荷土粒的表面(如结晶态的粘土矿物)，也可以发生在可变电荷的土粒表面(如铁铝氧化物、土壤有机质和方解石等物质)上。 碑素吸附土城对碑酸离子的吸附，分为物理吸附(非专性吸附)和化学吸附(专性吸附). 物理吸附当土城溶液的pH值低于土壤吸附剂的等电点时，吸附剂上的一OH墓被质子化: Me一OH+H+一Me一0H2+而后带正电荷的表面因静电引力吸引带负电的磷酸离子。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条