矿质氮,mineral nitrogen
1)mineral nitrogen矿质氮
1.Spatial variability of soilmineral nitrogen of farmlands in different regions of Ningxia;宁夏不同地区农田土壤矿质氮的空间变异特征
2.The content of soil microbial biomass nitrogen(B_N) and its affecting factors were reviewed,the important roles of soil microbial biomass nitrogen in soil nitrogen cycling were described,and the relationships of soil microbial biomass nitrogen with soil mineralizable nitrogen,mineral nitrogen,organic nitrogen and fixed ammonium were emphatically discussed in this paper.简述了土壤微生物生物量氮的含量及其影响因素,阐述了其在土壤氮素循环中的重要作用,着重讨论了其与可矿化氮、矿质氮、有机氮和固定态铵之间的关系,指出土壤微生物生物量氮与供氮因子间的关系在氮素循环研究中有非常重要的作用,可为调控土壤氮素的供应状况,减少氮素损失,提高氮肥利用率提供科学依据,并提出了需要深入研究的问题。
3.In order to provide a theoretical basis for rice cultivation mode in aerobic soil condition, a field experiment was conducted in Yancheng Academy of Agriculture Science, Jiangsu province from to and such parameters were determined as plant biological traits, nitrogen use efficiency differences,mineral nitrogen dynamic changes.本试验通过在江苏省盐城市农科院试验场和两年的田间试验，研究了常规淹水栽培、覆盖薄膜旱作栽培、覆盖秸秆旱作栽培和裸地旱作等不同栽培方式下，稻麦轮作系统中作物生物学特征，氮肥利用率差异，土壤矿质氮动态变化，旨在阐明水稻栽培方式对稻麦轮作系统中土壤供氮特征及其对作物的生长影响机制，为提高氮肥利用效率和增加土壤肥力提供解决方法，并为水稻旱作进一步推广提供理论依据。
英文短句/例句
1.Effect of N fertilization on the mineral nitrogen in soil in wind-water erosion crisscross region on the Loess Plateau施氮对黄土高原水蚀风蚀交错区土壤矿质氮的影响
2.Dynamics of Mineral N Residual in Dryland Soil and Its Affecting Factors;旱地土壤残留矿质氮的动态变化及其影响因素
3.Influence of Glutin on the Number of Microbial Population and Mineral Nitrogen Content in Soil明胶对土壤微生物数量及矿质氮含量的影响
4.The Relationship of Mineral Nitrogen Leaching in Perennial Ryegrass Land with Its Runoff Loss多年生黑麦草草地矿质氮淋溶与径流流失的关系
5.Study on the Effects of Alfalfa Yield to Soil Water Content and Mineral N in Profiles of Alfalfa Grassland;紫花苜蓿地上生物量累积对土壤水分及矿质氮变化的影响研究
6.Mineral N Accumulation and the Impact Factors in Apple Orchards of Weibei Areas in Shaanxi Province;陕西渭北苹果园土壤矿质氮累积及影响因素的研究
7.Effect of Nitrogen and Mineralization of Soil Nitrogen on Growth and Quality of Flue-Cured Tobacco;氮及土壤氮素矿化对烤烟生长及品质的影响
8.Effect of Minerals on Transformation of Nitrogen during Coal Pyrolysis/Gasification;矿物质对煤热解/气化过程中氮迁移的影响
9.Studies on Soil Nitrogen Mineralization of Poplar Plantation in North Jiangsu Province;苏北杨树人工林林地土壤氮矿质化特性研究
10.Effects of Organic-mineral Cimpond Coated Urea on Nitrogen Utilization Efficiency;有机-矿质复合材料控释尿素氮素利用率的研究
11.Effect of Light Fraction Organic Matter on Mineralization of N and P in Taihu Lake Sediments轻组有机质对太湖沉积物氮、磷矿化的影响
12.Effect of Nitrogen Form on the Leaf Element Content of Blueberry不同氮素形态对蓝莓叶片矿质元素含量的影响
13.Impurity States in Wurtzite Nitride Semiconductor Ellipsoidal Quantum Dots纤锌矿氮化物半导体椭球形量子点杂质态
14.Effects of rice straw incorporation on soil nitrogen mineralization and quality of flue-cured tobacco leaves稻草还田对土壤氮素矿化及烟叶品质的影响
15.Growth and Quality of Pakchoi (Brassica Chinensis L.) as Affected by Inorganic and Organic Nitrogen Nutrition and Its Mechanisms;矿质、有机氮营养对小白菜生长和品质的影响及机理研究
16.Influence of Inorganic and Amino Acid Nitrogen on Mineral Nutrient Contents in Xylem and Phloem Sap of Different Tomato (Solanum lycopersicum) Cultivars无机氮和氨基酸态氮处理对番茄幼苗木质部和韧皮部汁液中矿质养分的影响
17.Smaller quantities of minerals are also present, together with non-protein nitrogenous components and vitamins.此外还有少量的矿物质,非蛋白类含氮化合物及维生素。
parisons of Grain Nitrogen and Mineral Contents between Chinese and Japanese Millet Genotypes中日不同来源粟品种籽粒中氮素及矿质元素含量的比较
相关短句/例句
mineral N矿质氮
1.Dynamic changes of biomass N andmineral N in red soil amended with ryegrass:;红壤添加有机质后生物量态氮和矿质氮的消长动态
2.Effects of Cropping Systems on Soil Water, Organic N and Mineral N in Dryland Soil on the Loess Plateau;黄土高原旱地种植体系对土壤水分及有机氮和矿质氮的影响
3.We used classical statistical coupling with geo-statistical theory to characterize and compare the spatial variability of soilmineral N and topographic factors in the wind-water erosion crisscross region on the Loess Plateau.为掌握小流域土壤特性与地形因子的关系及其空间变异规律,采用经典统计学与地统计学相结合的方法,对黄土高原水蚀风蚀交错带小流域土壤矿质氮与地形因子的关系及其空间变异性进行了系统研究,结果表明:①硝态氮的变异程度为强变异性,铵态氮、坡度、坡向则为中等变异性,土壤类型、土地利用对矿质氮的变异程度有极显著影响;②各研究特性在采样尺度内表现出不同程度的空间依赖性,铵态氮、海拔为强烈的空间依赖性,而硝态氮、坡度及坡向则为中等的空间依赖性;③分维数与空间异质比所揭示的结果具有一致性,各变量的分维数从大到小依次为:硝态氮(1。
3)Inorganic nitrogen矿质氮
1.The results showed that nitrogen addition increased significantly the contents of soil ammonium nitrogen,nitrate nitrogen,and inorganic nitrogen from June 1 to October 15,and the rates of net nitrogen mineralizatio.对生长季的观测发现,添加氮素显著提高了沙质草地生长季土壤铵态氮、硝态氮、矿质氮的含量以及9月1日至10月15日的净氮矿化速率与硝化速率;添加氮素导致土壤有效氮的季节变异增大,净氮矿化(1。
4)Soil mineral nitrogen矿质氮素
1.Impact of rainfall intensity on soil mineral nitrogen loss by runoff on loess slope;降雨强度对黄土坡面矿质氮素流失的影响
5)N-mineralization氮矿质化
6)mineral nitrogen矿质态氮
1.A field experiment was carried out to study the effect of organic-inorganic mixed fertilizer application on pepper yield,soilmineral nitrogen,soil microbial biomass carbon and nitrogen and microbial diversity.通过田间试验,研究了施用以菜粕堆肥、猪粪堆肥和中药渣堆肥的3种有机无机复混肥对辣椒产量、土壤矿质态氮和土壤微生物量碳、氮以及微生物多样性的影响。
延伸阅读
矿质水分子式：CAS号：性质：又称矿质水。指含有十定数量的特殊矿物质，微量化学成分、气体组分与放射性元素，对人体有医疗作用的地下水。大多具有较高温度。其化学成分主要与岩石、岩浆活动、水、气体、生物等有关。分为三类：(1)医疗矿水，常见有碳酸水、硫化氢水、铁水、碘水、溴水、硅酸水、氯化钠水、重碳酸钠水等；(2)饮用矿泉水，是供食品工业做瓶装饮料的矿泉水，它是在天然环境下，通过地下水深循环形成的，其化学组分、气体组分或微量元素等的含量必须有一种或一种以上达到规定的界限值，且不超过限量指标，卫生学指标又完全符合饮用水的水质要求的地下水；(3)工业用矿水，是可供工业开采提炼等使用的矿水，凡矿化度大于1g/L的地下水为盐水，常用来提炼某些原料，如食盐、碘、硼、溴、锂等。
