1.
Habitat Characteristics as Determined by Available Nitrogen in Forest Soils of Temperate Zone;
温带森林土壤有效态氮营养生境演变特征
2.
Study on Bioavailability of Residual Nitrate Nitrogen in Vagetable Soil
菜地土壤残留硝态氮的生物有效性研究
3.
Study on the Priming Effect Caused by Ammonium and Mineralization of Organic Nitrogen in the Typical Soils on Loess Plateau;
黄土高原典型土壤有机氮矿化及铵态氮对土壤氮素激发效应的研究
4.
Dynamics on soil available nitrogen in organic layer and its responses to carbon and nitrogen supply in two subalpine coniferous forests of western Sichuan
亚高山针叶林土壤有机层有效氮动态及其对外源C、N增加的响应
5.
Soybean regenerated plants were obtained in the studies when the media containing organic nitrogen sources mentioned above were used.
试验发现,天冬酰胺、氨酰胺、囊素和尿囊酸等大豆根瘤形成的酰尿有机态氮是有效的主要氮源。
6.
Effects of Thiourea on Ammonium Nitrogen Transformation, the Availability of Metals in Soils and Maize Seedling Growth;
硫脲对酰胺态氮转化、土壤金属有效性和玉米幼苗生长的影响
7.
Study on Nutritional Effect of Organic-N on Lettuce and Dissolved Oxygen Techniques in Hydroponics;
水培生菜有机态氮的营养效应及营养液溶氧管理技术研究
8.
Effects of Different Measures of Controlling Water and Fertilizer Supply on Biological Validity and Movement of Deep Soil Nitrate
耕层水肥调控对土壤深层累积硝态氮的生物有效性及运移的影响
9.
The Ecophysiological Responses of Harmful Algal Chattonella Marina to Nitrogen and Phosphorus
氮、磷等环境因子对有害赤潮生物海洋卡盾藻的生理生态效应
10.
Effect of Different Fertilization Pattern on Available Nitrogen Space-time Dynamic Balance of Planting Tobacco Soil in the Southwest Hubei
不同化肥施用方式对鄂西南植烟土壤有效氮时空动态的影响
11.
Eco-physiology and Regulation of Nitrogen Use Efficiency in Wheat;
小麦氮素利用效率的生理生态与氮肥调控研究
12.
Effects of irrigation and nitrogen interaction on soil NO_3~- -N transport,nitrogen use efficiency and water use efficiency in wheat
水氮互作对小麦土壤硝态氮运移及水、氮利用效率的影响
13.
Effects of nitrogen fertilizer application and irrigationlevel on soil nitrate nitrogen accumulation and water and nitrogen use efficiency for wheat/maize intercropping
水氮量对小麦/玉米间作土壤硝态氮累积和水氮利用效率的影响
14.
Comprehensive Measures: Effective for NH3-N Contained Wastewater Disposal in M-sized Nitrogenous Fertilizer Plant
采取综合手段有效治理中氮企业氨氮废水
15.
Effects of Root Physiological and Ecological Characteristics of Wheat/Broad Bean Intercropping System on Nitrogen and Phosphorous Absorption;
小麦/蚕豆间作群体根系生态生理特性对氮磷养分有效性的影响研究
16.
The valence of cation combined with nitrate had basically no influence on the nitrate vertical transport.
与硝态氮结合的阳离子价数对硝态氮的垂直运移没有影响。
17.
Breeding for Nitrogen-Efficient Maize Hybrids and Genetic Analysis on Roots Morphology in Response to Low Nitrogen Stress;
玉米氮高效品种选育及根系形态对低氮反应的遗传分析
18.
The Effect of pH and Combined Nitrogen Factors on Alfalfa Bunching and Nitrogen Fixation;
pH值和化合态氮对紫花苜蓿结瘤和固氮效果的影响