1.
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
2.
Effects of Different Fertilizer Application Regimes on NO_3~--N and NH_4~+-N in Black Soil during Spring Maize Growing Season
不同施肥方式对黑土春玉米田硝态氮和铵态氮的影响
3.
Effect of Different Nitrogen Fertilizers on Leaching Characteristics of NH_4～+-N in Latosol
不同氮肥品种对砖红壤中铵态氮淋溶特征的影响
4.
Effects of the Ratio of Base Fertilizer and Topdressing and the Ratio of Ammonium Nitrogen and Nitric Nitrogen in Topdressing on Flue-cured Tobacco;
不同氮钾肥基追比及追肥铵硝比对烤烟的影响
5.
Molecular Regulation for Uptake and Utilization of Ammonium and Nitrate in Plant
植物吸收利用铵态氮和硝态氮的分子调控
6.
Dynamic simulation of ammonia-and nitrate N leakage from paddy field under different N supply
不同施氮水平下稻田铵态氮和硝态氮淋溶量的动态模拟
7.
But ammonium fertilization may have to be increased.
不过铵态肥料是应该增施的。
8.
The Effect of Superhigh Ammonium Nitrate Loading Gel-State Slow Release Fertilizer on Fertilizer and Water Saving
超高硝酸铵负载凝胶态缓释肥的节肥节水效应
9.
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。
10.
Effect of Different Nitrogen Fertilizer Levels on Vertical Distribution of NH_4~+-N and NO_3~--N in Rubber Plantation Soil
施氮量对橡胶园土壤铵态氮和硝态氮垂直分布的影响
11.
Effect of Nitrate and Ammonium on the Levels of Hormones and Growth of Malus Hupenensis Rehd Seedlings;
硝态氮与铵态氮对平邑甜茶实生苗激素水平和生长的影响
12.
THE ABSORPTION,UTILIZATION AND DISTRIBUTION OF NITRATE ~(15)N AND AMMONIUM ~(15)NIN Populus Tomentosa SEEDLINGS
毛白杨对~(15)N-硝态氮和铵态氮的吸收、利用及分配
13.
Spatial Distribution Patterns of Nitrate Nitrogen and Ammonia Nitrogen in Typical Calamagrostis Angustifolia Wetland Soils of Sanjiang Plain
三江平原典型小叶章湿地土壤中硝态氮和铵态氮的空间分布格局
14.
Uptake of ammonium and nitrate by external hyphae of arbuscular mycorrhizal fungi
丛枝菌根根外菌丝对铵态氮和硝态氮吸收能力的比较
15.
Relationship between soil nitrate,nitrogen balance and utilization in rainfed land
旱地土壤硝态氮与氮素平衡、氮肥利用的关系
16.
Different Consistence DCD Influence on the Transformation of NH_4 N in Soil
不同浓度双氰胺对土壤铵态氮变化的影响
17.
Dissimilatory Nitrate Reduction to Ammonium in Submerged Soils;
淹水土壤中硝态氮异化还原成铵过程的研究
18.
Effect of Match Ratio of Ammonium Nitrogen and Water Solubility Phosphas on Soil Nitrification
铵态氮和水溶性磷酸盐配比对土壤硝化的影响