nitrogen balance

1. Study on soil nitrogen balance of spring maize continuous cropping in semi-arid area of Jilin Province
   吉林省半干旱地区春玉米连作体系氮素平衡研究
2. Surface nitrogen balance and analysis of spatial characteristics of farmland in Tongzhou District, Beijing
   北京市通州区农田表观氮素平衡及空间特征分析
3. Effects of Soybean Trypsin Inhibitors on Nitrogen Balance and Apparent Digestibility of Feed Nutrients in Rex Rabbits
   大豆胰蛋白酶抑制因子对獭兔氮平衡和养分消化率的影响
4. Effect of Different Integrate Agronomic Measures on Nitrogen Balance and Loss of Red Soil on Sloping Farmland in Yunnan
   不同农艺措施组合对云南红壤坡耕地氮素平衡和流失的影响
5. It has been shown in a number of studies to improve nitrogen balance.
   许多研究已证明这能改善氮平衡。
6. 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
7. Every year to6 months we do a urinary nitrogen analysis, which is a bit more sophisticated, but it is how we determine the status of maintaining nitrogen balance.
   每6月，我们进行尿氮分析，这更复杂一点，但这就是我们确定维持氮平衡状态的方法。
8. The Hu body can protect the muscle avoids occurring decomposes and prevents when the long-term negative nitrogen balance the worsened function.
   胡体能够保护肌肉避免发生分解和防止长期负氮平衡时的恶化作用。
9. Effects of Glycerol on Rumen Fermentation, Urinary Excretion of Purine Derivatives, Digestibility, Energy Metabolism and Nitrogen Balance in Simmental Steer
   丙三醇对牛瘤胃发酵、尿嘌呤衍生物、消化率、能量代谢及氮平衡的影响
10. Effects of nitrogen fertilization and irrigation rate on grain yield, nitrate accumulation and nitrogen balance on sandy farmland in the marginal oasis in the middle of Heihe River basin
    水氮配合对绿洲沙地农田玉米产量、土壤硝态氮和氮平衡的影响
11. Effects of Glycerin on Energy and Nitrogen Balance of Ration for Simmentals
    甘油对西门塔尔牛日粮能量平衡和氮平衡的影响
12. Effects of nitrogen fertilizer rate and ratio of base and topdressing on yield of wheat, content of soil nitrate and nitrogen balance;
    研究了高产麦田中施氮量和底追比例对冬小麦籽粒产量、土壤硝态氮含量和氮素平衡的影响。
13. An amino acid essential for growth in children and nitrogen balance in adults.
    儿童生长和成人氮平衡所必需的氨基酸。
14. Malnutrition and negative nitrogen balance are risk factors for respiratory compromise to occur with steroids.
    应用类固醇出现呼吸损害的危险因素是营养不良和负氮平衡。
15. Soil Nitrogen Balance Simulation and Potential Enviromental Risk Assessment in Farmland Ecosystem at County Scale
    县域农田生态系统土壤氮素平衡模拟及其潜在环境风险评价
16. Objective To study the role of20S protease in the formation of negative nitrogen balance after burn injury.
    目的研究20S蛋白酶在烧伤后负氮平衡形成机制中的作用。
17. Effects of Different Controlled-release Fertilizers and Different Applying Methods on Fertilizer Use Efficiency and Nitrogen Balance
    不同控释肥类型及施肥方式对肥料利用率和氮素平衡的影响
18. Nitrogen balance in soil and wheat as affected by N fertilization and water leaching
    氮肥用量和水分淋溶对土壤和小麦氮素平衡的影响
19. The nitrogen requirement for maintenance ( N m) was determined by nitrogen balance trial and nitrogen-free experiment respectively.
    本试验采用氮平衡试验法和无氮日粮法研究了绍鸭的氮维持需要（Nm）。
20. In a 4 × 4 Latin square experiment design, nitrogen balance trials were conducted.
    试验选择4头三锯梅花鹿，按4×4拉丁方设计，进行了氮平衡试验。
21. Effects of arginine on nitrogen balance, immune function and digestive function are detailedly described.
    本文综述了从精氨酸对氮平衡、免疫功能及胃肠功能等方面的影响，并评价精氨酸在外科营养支持中的作用。
22. Effects of Soil Fertility and Irrigation Quantity on Nitrogen Balance in Wheat-soil System
    土壤肥力和灌水组合对小麦植株-土壤系统氮素平衡的影响
23. Study on Effect of Nitrogen Fertilizer and Nitrogen Balance in Winter Wheat and Summer Maize Rotation System
    冬小麦与夏玉米轮作体系中氮肥效应及氮素平衡研究
24. Nitrogen Balance in SPAC System and the Simulative Model
    SPAC系统中氮平衡及其模拟模型
25. The nitrogen fertilizer utilization and nitrogen balance by winter wheat in sandy soil
    砂质潮土冬小麦对氮肥的利用与氮素平衡
26. Nitrogen balance in the rubber plantation, the expenditure of nitrogen of tree biomass is dominant.
    在胶园氮素的平衡中，氮素的支出中树体生长生物量的消耗量是主要的。
27. In this study, we analyzed the effects of nitrogen rates and ratios on the rice growth, through different nitrogen fertilizer treatment. Then, we compared three nitrogen balance model of rice.
    本研究通过不同氮肥处理的水稻田间试验，系统分析了氮肥运筹对水稻生长的影响，并分析比较了国内外具有代表性的3个水稻氮素平衡模型。
28. The algorithms of nitrogen balance in crop are similar in the three models.
    三个模型对作物中的氮素平衡过程的算法相似，差异主要存在于最小氮浓度、最大氮浓度等的计算上。

noun

1. the balance between the amount of nitrogen taken in (to the soil or the body) and the amount given off (lost or excreted)