nitrogenous相关论文
选用济麦20和鲁原301两个小麦品种,对秸杆还田和施氮量2因素进行裂区试验设计,研究其对小麦籽粒产量和品质的影响.结果表明,秸杆还......
目的研究茄Solanum melongena L.根中含氮类成分及其抗炎活性。方法茄根70%乙醇提取物采用MCI、硅胶、ODS、Sephadex LH⁃20及HPLC......
为研究高油大豆优质、高产的氮、磷、钾最佳配比，采用高油品种黑农41，按照二次饱和D-最优设计设置氮、磷、钾肥的盆栽试验。结果表明......
也门1区块已发现了多个油气藏,分析认为也门1区块油气成藏的关键因素包括烃源条件、疏导体系、盖层条件和后期构造运动等,建立了上......
应用三因子二次通用旋转组合设计，研究了氮、磷、钾肥配合施用对辣椒产量和品质的影响。结果表明：氮、磷、钾配合施用对辣椒产量有明......
为了探索叶菜型甘薯高产栽培安全施肥技术以及对其进行产业化开发，采用不同种植密度、不同肥料类型、不同施肥水平以及测定作菜食用......
覆膜玉米是原州区干旱区及半干旱区农业增产、农民增收的主栽作物。其种植面积逐年扩大，现已发展到近1．07万hm^2。通过对覆膜玉米施......
目前有关海洋沉积物底质溶液中生原要素的研究报道较少。Ｒｉｔｅｎｂｅｒｇ［５］研究了沉积物管样中ＮＯ３－Ｎ、ＮＯ２－Ｎ、ＮＨ４－Ｎ、ＰＯ４－Ｐ及ＳｉＯ３－Ｓｉ的垂直分布，探讨了生原要素的再生过程。国内ＧｕＨｏｎｇｋａｎ等......
为了寻找一种简便、快速、非接触性的方法测定作物氮素营养状况 ,通过田间试验 ,利用光谱仪和叶绿素计测量了不同氮素水平及不同时......
Quick Single Run Capillary Zone Electrophoresis Determination of Active Ingredients and Preservative
The paper deals with the development of a rapid and efficient Capillary Zone Electrophoresis (CZE) method for Quality Co......
运用"3414"试验设计,探讨黔西南州中上等肥力旱地玉米氮、磷、钾肥料的最佳配比.试验结果表明:667m2施尿素26 kg、普钙37.5 kg、氯......
Nitrogen availability can be enhanced with the application of nitrogen fixing bacteria and it may be helpful in increasi......
Based on the Fermat’s Last Theorem and the Po, P1 projections from the 4th space coordinate to the time variable for Po......
利用田间试验研究了氮肥与保氮增效剂共施的效应函数和保氮增效剂促进小麦省肥增产的比较效果。同的供氮水平,保氮增效剂均能改善......
Grain quality changes and responses to nitrogen fertilizer of japonica rice cultivars released in th
While the yield potential of rice has increased but little is known about the impact of breeding on grain quality, espec......
A short note based on the homogeneous 5D space-time topological mappings is extended to cover DNAs of viruses and how th......
Effects of a Combined Application of Nitrogenous and Phosphorus Fertilizers on the Growth of Pinus r
In the arid valley of the upper reaches of the Minjiang river,combined application tests of nitrogenous and phosphorus f......
