Limed nitrogen urea can improve the efficiency of urea fertilizer, regulate the growth period of plant, improve the yield of crop and work as pesticide.
石灰氮尿素改善了尿素的肥效，并能调节农作物的生长期，提高产量，还有杀虫效果。
Ammonia volatilization appears regular change in the condition of the same amount of urea applied to the soil with different treatments of phosphorus fertilizer application.
当等量尿素追施入不同施磷处理土壤后，氨挥发速率出现规律变化。
Types of fertilizer with nitrogen fertilizer, per mu can be with human excrement urine thin 1500 ~ 2000 kg, 5 ~ 10 kg urea.
肥料种类以氮肥为主，每次每亩可施有稀薄的人粪尿液1500 ~ 2000公斤，加入尿素5 ~10公斤。
The experiments of fertilizer effects between controlled release urea(CRU) and common urea on summer wheat Zhengmai 366 are studied.
采用控释尿素和普通尿素两种氮素肥料进行优质小麦郑麦366肥效试验研究。
Adoption of second version of generalized design of small scale urea plant issued by China Wuhuan chemical engineering Corp. in Ninyang fertilizer plant and minor modification on it are introduced.
简述宁阳化肥厂采用中国五环化学工程公司编制的小尿素二版通用设计，并在此基础上进行小改小革的成功经验。
The result showed: Among all examined fertilizers, the nutrient release rate of urea was the highest and that of controlled release nitrogen fertilizer was the lowest.
研究结果表明：控释氮肥养分释放速率最低、肥效最长，与尿素相比可改善运动场草坪的外观品质；
This paper presents the application of ammonia stripping urea process in Hainan Natural Gas Chemical Fertilizer Plant, problems during commissioning run and the improvement measures to be taken.
介绍氨汽提尿素工艺在海南化肥厂的应用，以及试生产过程中存在的问题及采取的改进措施。
The production method, application effect and environment benefit were introduced for long effective urea base compounded and mixed fertilizer taking the long effective urea as a basis.
介绍了以长效尿素为基础氮肥的长效尿基复混肥料的生产方法、使用效果和环境效益。
The releasing rules of controlled-release urea were investigated by fluorescence photometry method, also yield and fertilizer-saving effects in wheat fanning were examined.
以紫外分光光度法对控释尿素的释放规律进行了测定，结合大田试验考查了控释尿素的增产、节肥效果。
The urea plant was revamped with ACES21 process to expand capacity and save energy in the second chemical fertilizer plant of Chuanhua co.
川化股份有限公司第二化肥厂采用ACES 21工艺对尿素装置进行了增产节能技术改造。
Three foliar fertilization (amino acid liquid fertilizer, boron and urea) were researched effect on yield of new Gala apple.
研究三种叶面肥(氨基酸、硼和尿素)对新嘎啦苹果产量的影响。
Summarize and analyze the main characteristics of ACES urea plant of Weihe Chemical Fertilizer plant in theory, so that this should be a reference for the choice of the process of urea plant.
介绍我国第一套aces尿素装置的主要特点，并从理论上进行分析，以供今后选择尿素装置的工艺路线作参考。
Polymer-coated fertilizer applied in fall showed somewhat lower trufgrass quality than the ones with urea applied.
但秋季施用缓效肥未表现出明显的优势，包膜缓效肥的效果甚至还低于施用尿素的效果。
The results show that the BST is a nice nitrogenous fertilizer resources and to some extents, equal and superior to traditional nitrogenous fertilizer urea and sulphuric acid ammonia.
结果表明，BST是很好的氮肥资源，等同于或某种程度上优于尿素和硫酸铵。
A description is given of the use of the fluid bed cooling and dedusting technology for the first time in the product urea dust collection in medium nitrogenous fertilizer plants.
介绍了流化床冷却除尘技术首次应用于中氮肥厂成品尿素除尘的情况。
Granulated urea has the advantage of greater hardness, better fertilizer effect and wider application.
大颗粒尿素具有硬度高、肥效好、用途广等特点。
Urea, as a kind of nitrogen fertilizer, used widely for agriculture production, which transformation process in soil is significantly for nitrogen efficiency.
尿素作为农业生产中广泛应用的氮肥，研究其在土壤中的转化过程具有重要的意义。
The content of nitrate in the treatment supplied organic fertilizer was lower than that supplied only urea, but there was no significant difference between them.
不同处理苋菜叶绿素总量均高于对照，其中尿素处理对增加叶绿素含量的作用效果最大。
Urea is a nonionic fertilizer nitrogen material which has become of increasing importance in agricultural production.
尿素是一种非离子型氮肥，在农业生产上变得日益重要。
It was obvious that GWP of splitting application of urea treatment was also lower than compound fertilizer treatment.
尿素分次施用处理的全球增温潜势也明显地小于复合肥。
The K-T process of urea-based compound fertilizer is presented.
介绍尿基复合肥K T技术工艺流程；
The pelletizing nozzle of the urea unit was revamped by importing Casale nozzle in the Fertilizer of Zhenghai Petrochemical Works in 1992.
镇海石化总厂化肥厂在1992年对尿素装置中的尿素造粒喷头进行了改造。
A field experiment was conducted to study the effects of 4 compound nitrogen fertilizer synergists on the growth and yield of maize and urea-N utilization by it.
在大田小区试验条件下，研究了复合氮肥增效剂对玉米生长、产量和尿素氮利用的影响。
The paper analyzes the main control of urea-based compound fertilizer the ratio of liquid urea and dry pow-der material.
分析了尿基复合肥中的关键控制，尿基与干粉物料的配比，详细介绍了双闭环比值控制系统的设计；
The direct blending of urea and coated PK granules prohibits the problems in the production of compound fertilizer based on urea-SSP, with lower N loss, easier sale and more economy.
采用尿素与包裹后的磷钾粒肥直接掺混，避免和解决了尿素-过磷酸钙系复混肥生产中存在的一系列问题，减少了氮素的损失，提高了产品的市场销售属性，增大了企业经济效益。
This article presents the application of this control technology in the control system of urea scraper in a chemical fertilizer plant.
介绍此种控制技术在某化肥厂耙料机控制系统中的应用。
This article presents the application of this control technology in the control system of urea scraper in a chemical fertilizer plant.
介绍此种控制技术在某化肥厂耙料机控制系统中的应用。
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