1.
Effects of different land-use types on soil carbon and nitrogen contents in the northern region of Qinghai Lake
青海湖北岸土地利用方式对土壤碳氮含量的影响
2.
Effects of Fertilization on Tree Growth and Soil Carbon,Nitrogen Content at an Ecological Restoration Area in Dry-Hot Valley
施肥对干热河谷生态恢复区林木生长及土壤碳氮含量的影响
3.
Mensuration of Nitrogen Content in Granular Agricultural Ammonium Bicarbonate
颗粒型农用碳酸氢铵中氮含量的测定
4.
Carbon, Nitrogen and Phosphorous Contents and Storages in the Marsh Sediments of the Minjiang River Estuary
闽江河口湿地沉积物碳、氮、磷含量及储量特征
5.
Effect of Water and Potassium(K) Fertilizer Coupling on the Potassium Contents and Carbon and Nitrogen Metabolism of Flue-Cured Tobacco;
水钾耦合对烤烟钾含量及碳氮代谢的影响
6.
Content and Distribution Characteristics of Soil Organic Carbon and Total Nitrogen of Grassl and in Yunwu Mountain
云雾山草地土壤有机碳全氮含量与分布特征
7.
Contents and Characteristics of Soluble Organic Carbon, Nitrogen in the Arable Soil
农田土壤中可溶性有机碳、氮的含量及特性研究
8.
Content and Ratio of Carbon and Nitrogen of Three Types of Warm Temperate Deciduous Broadleaf Forests in Dongling Mountain
东灵山3种落叶阔叶林的碳氮元素含量及比率
9.
Effects of Maize Contents in Ration on Stable Carbon and Nitrogen Isotope Composition of Broilers
日粮中玉米含量对肉鸡碳·氮同位素组成的影响
10.
Influence of Content of Carbon and V_2O_5 in Tundish Powder on Nitrogen Content in Liquid Steel
中间包保护渣中碳和V_2O_5含量对钢液氮含量的影响
11.
Contents of Active Organic Carbon, Nitrogen and Its Relationship with Nitrogen Mineralization of Soil on the Loess Plateau;
黄土区几种土壤中活性有机碳、氮含量及其与土壤氮素矿化的关系
12.
Effect of Carbon Content on Plasma Nitrocarburising Characteristics of AlSl304 Austenitic Stainless Steel
碳含量对AlSl304奥氏体不锈钢离子碳氮共渗性能的影响(英文)
13.
Study on the Vertical Distribution of Sedimentary Microbial Biomass, Species of Carbon, Nitrogen, Phosphorus and Their Correlation;
沉积物中碳氮磷形态含量、微生物量的垂向分布及其相关性研究
14.
Contents and Changes of Soil Microbial Biomass Carbon and Nitrogen in the Different Soils on the Loess Plateau;
黄土区不同土壤微生物量碳、氮的含量及其影响因素
15.
Effect of Carbon and Nitrogen Concentration in Culture Solution on Weight,Micronutrient and Protein Content of Wheat Grain by Detached Spike Culture
碳氮供给对小麦离体穗培养粒重、微量元素及蛋白质含量的影响
16.
Responses of Tissue Carbon and δ~(13)C in Epilithic Mosses to the Variations of Anthropogenic CO_2 and Atmospheric Nitrogen Deposition in City Area
石生苔藓碳含量和碳同位素对城市地区人为二氧化碳和大气氮沉降变化的响应
17.
Investigation of Carbonitride in Nitrogen-combining 18Mn-4Cr-0.4C Non-magnetic Steel;
含氮18Mn-4Cr-0.4C无磁钢的碳氮化合物研究
18.
Studies of Contents, Composition and Seasonal Variation of Nitrogen, Amino Acid and Carbohydrate in Nature Colloids;
天然胶体中氮、氨基酸和碳水化合物的含量、组成及季节变化研究