Study on the Mechanism and Regulation of Nitrogen Assimilation and Sucrose Metabolism of Sugar Beet;
甜菜氮素同化与蔗糖代谢机理研究及其人工调控
Effect of nitrogen application levels on nitrogen assimilation and grain protein components accumulation in strong gluten wheat was studied on the condition of high-yield.
在高产条件下研究了施氮水平对强筋小麦济麦20氮素同化及籽粒蛋白质组分积累和品质的影响,结果表明,在0~195 kg/hm2施氮量范围内,增施氮肥显著提高旗叶硝酸还原酶和谷氨酰胺合成酶活性,提高各器官氮素含量和积累量,促进籽粒单体蛋白、可溶性和不溶性谷蛋白积累,提高籽粒蛋白质含量及可溶性和不溶性谷蛋白占总蛋白的比例,改善籽粒品质;285 kg/hm2施氮量处理与195 kg/hm2施氮量处理相比,旗叶硝酸还原酶和谷氨酰胺合成酶活性及籽粒蛋白质含量均无显著变化,但单体蛋白含量及占总蛋白质的比例升高,可溶性和不溶性谷蛋白含量及占总蛋白质的比例降低,籽粒品质下降,兼顾高产和优质的适宜施氮量为105~195 kg/hm2。
Environmental evolution of Longgan Lake sediments recorded by carbon and nitrogen isotopes;
龙感湖沉积物碳、氮同位素记录的环境演化
Theoretical investigation of β-decays in neutron-rich nitrogen isotope;
丰中子氮同位素β-衰变的理论研究
In this paper,stable carbon and nitrogen isotope ratios of organic matter sources and consumers were investigated in the summer of 2005 in the differents living environments of East Chongming salt marsh.
结果显示,表层沉积有机质稳定碳、氮同位素组成分别在-21。
Study on the Key Enzymes in Nitrogen Assimilation and Metabolism in Soybean (Glycine Max(L.)Merrill);
大豆氮素同化关键酶及氮素代谢规律研究
Effect of Nitrogen Application on Nitrogen Assimilation in Strong Gluten Wheat Cultivated on Sand Beach Soil of Huanghe River
氮肥运筹对黄河沙滩地优质麦氮素同化的影响
Study on Basic Regulation of Nitrogen Assimilation Meitabolism in Different Types of Spring Maize and Adjustment of Nitrogen Fertilazer;
不同类型春玉米氮素同化代谢的基本规律及氮肥调控研究
Copper fertilizer promotes not only N absorption, but also N assimilation, especiallyat high level of N fertilizer.
铜肥不仅促进水稻的氮素吸收,还促进氮素同化利用,氮肥量水平高时更为明显。
Comparative Analysis on Accumulation,Translocation and Redistribution of Nitrogen in Different Wheat Varieties
不同类型小麦植株氮素同化、运转和分配比较分析
Characteristics of N forms and N-transforming bacteria in paddy soil under different tillage patterns
不同耕作方式下稻田土壤的氮素形态及氮素转化菌特征
Effects of AMF on key enzymes of nitrogen assimilation in maize Under different ammonium to nitrate ratios
不同氮素形态比例条件下接种AMF对玉米氮同化关键酶的影响
CHANGES OF STABLE ISOTOPES CARBON-13 AND NITROGEN-15 IN DIFFERENT TISSUES OF CATTLE
稳定性同位素碳、氮在牛不同组织中的变化规律
Effects of Nitrification Inhibitors on Transformation of urea in Different Soils
两种硝化抑制剂对不同土壤中氮素转化的影响
Impact of Fertilizer-N Application in Different Seasons on the Rice Yield Growth Physiology and Variation of Nitrogen Status in Soils;
不同季别施氮对水稻产量生长生理及土壤氮素变化的影响
Study on the Tuber Quality and Plant Nitrogen Status Diagnosis of Potato under Different Nitrogen Levels
不同氮肥水平下马铃薯品质变化及氮素营养诊断的研究
The difference existed in the dynamic change of nitrogen among different positions of soybean plant.
大豆植株不同部位氮素动态变化存在差异。
The Nitrogen Isotope Characteristic Study of Eutrophication in Changjiang Estuary;
长江口海域富营养化的氮同位素特征研究
Nitrogen Mineralization Characteristics from the Soils under Different Mulching Methods on Dryland;
旱地不同覆盖方式下土壤氮素矿化特性研究
Characteristics of Nitrogen Absorption and Assimilation in Strawberry and Studies on Fertilization Technology;
草莓氮素吸收同化特性与施肥技术的研究
Influence of Different Level of Assimilable Nitrogen on Alcoholic Fermentation by Yeasts
可同化氮素对酵母酒精发酵影响的研究
Tracing Study on the Fate of Labeled Nitrogen Applied to the Temperate Desertificated Grassland under Different Grazing Intensities
温性荒漠化草原不同放牧强度下氮素示踪研究
Study on Nitrogen Transformation of Various Fertilities Soil in Greenhouse
不同肥力水平大棚土壤氮素转化的研究