Effects of Urea Application on Soil Nitrogen and Turf grass Growth in Mixed Cool Season Lawn
不同尿素施肥水平对北方混播草坪中土壤各形态氮的影响
Despite these advantages, common fertilization practice has resulted in large inefficiencies.
尽管有这些优点，但常见的施肥措施造成尿素肥效不高。
Effects of Urea and Organic Fertilizer on the Yield of Greenhouse Rape
单施尿素和有机肥对温室油菜产量的影响
Urea and ammonium nitrate solutions are most commonly used for N fertigation.
尿素和硝酸铵溶液是最常用的灌溉施肥氮肥品种。
Effect of Interaction Between Manure and Inorganic Fertilizers on Salt Content and Ion Composition in Greenhouse Soil
有机肥与尿素配施对设施土壤盐分含量与组成变化的影响
Effects of Combined Application of Potassium with Urea and Organic Manure on Quality of Soil Environment and Vegetables;
钾与尿素和有机肥配施对菜园土壤环境质量及蔬菜品质的影响
Effects of Applying Rate and Method of Controlled-release Urea on Yield Formation and Nitrogen Use Efficiency of Summer Maize
控释尿素用量与施用方式对玉米产量形成和氮肥利用率的影响
Effect of Urea,Ammonium Bicarbonate and Their Combined Application with Organic Fertilizer on Successive Plantation of Leafy Vegetables
尿素、碳铵及其配施有机肥对叶菜连续种植的效应
Fertilizers--Determination of urea nitrogen content--Urease method
GB/T3598-1983肥料中尿素态氮含量的测定尿素酶法
Study on prolonged effect of humic acid-urea (long-term urea) on maize
玉米专用型腐殖酸长效尿素肥效研究
On Factors and Preventive Measures of urethra Infection Caused by the Cauterization;
导尿引起尿路感染的因素及预防措施
Experimental Study on Fertilization and the Different Proportion Nitrogen Fertilizer of Jing-9428 Wheat
京9428小麦施肥量和氮素化肥不同施肥比例试验研究
Contents of Nutrient Elements in NH_4~+-N Fertilizer and Urea
铵态氮肥和尿素中植物营养元素含量比较分析
Understand urea and apply it better--The agrochemical properties of urea and its proper application
认识尿素,用好尿素——尿素的农业化学性质与合理施用
Superficially on measures for biuret control in the production of urea base compound fertilizer
浅谈尿基复混肥生产中缩二脲的控制措施
Taking into all these factors, the effect of using organic fertile of marine alga was superior to the other applying fertilizer measures.
综合各方面因素，各种施肥措施中以施海藻有机肥效果较好。
Effects of Long-term Located Fertilization on Phosphorus Fertility of Alfisol
长期定位施肥对暗棕壤磷素肥力的影响
The formation of multi-element amino-acid based fertilizer and its scientific fertilization mode
氨基酸多元素系列肥料构成及其科学施肥模式