氮素利用效率与作物生育期降水量有很大关系。
Nitrogen using efficiency mainly relates with precipitation during crop growth stage.
同等和减半施氮量条件下，玉米产量和氮素利用率都有显著提高。
The corn yield and nitrogen use efficiency are significantly increased with the same or half nitrogen amount treatments of CRNF.
未接种处理氮素利用率逐渐增加，其余与接种处理的变化规律相同。
Utilization rate of not-inoculated gradually increased, but the others were the same with the treatment of inoculated.
相关性分析可知，氮素吸收效率对氮素效率的贡献大于氮素利用效率。
Based on the results of correlation analysis, nitrogen absorption efficiency contributed more to the nitrogen efficiency than nitrogen utilization efficiency.
小麦亲本氮素利用效率的遗传聚类分析，将137个小麦亲本分为三类。
The results of genetic cluster analysis of N utilization efficiency showed that 137 wheat parents could be divided into three types.
研究在氮素供应水平对露地胡萝卜的产量、养分吸收和氮素利用的影响。
Effect of nitrogen application on content and accumulation of grain protein components of winter wheat;
选用氮素高效基因型和合理的氮肥调控是目前提高水稻氮素利用效率的有效途径。
Efficient genotypes and reasonable nitrogen fertilizer management are effective measures to increase nitrogen uptake and utilization efficiency in rice.
可见，小麦氮素含量和氮素利用效率的遗传模型在不同的水氮环境中不完全一样。
It is thus evident that the genetic models of nitrogen concentrations and nitrogen utilization efficiency of wheat in different water and nitrogen environments were different.
提高小麦的氮素利用效率是优质、高产、高效、无污染作物生产急需解决的重要问题。
It is important for the crop production of high quality, yield, and efficiency and unpolluted to improve nitrogen use efficiency (NUE) in wheat.
根据整个系统在氮素利用上的潜力和物流状况，本文提出了提高系统氮素利用效率和增强系统稳定性的途径与措施。
Based on the potentials of nitrogen utilization and the state of material flow, measures for raising nitrogen conversion efficiency and enhancing whole system's stability were put forward.
以常规粳稻品种9325为材料，研究了大田条件下不同灌溉方式和氮素水平对水稻氮素利用及稻米产量和品质的影响。
The effects of nitrogen fertilization levels on rice grain yield and quality were studied under different irrigation methods by using japonica rice cultivar 9325 as material.
但首先因为氮是一种肥料，它有利于那些能最大化利用氮素进行生长的野生植物。
But primarily, because nitrogen is a fertiliser, it favours wild plants that can maximise the use of nitrogen to help them grow.
这些结果说明外源NADP_GDH增强了植物对氮素的吸收和利用。
These results suggested that exogenous NADP_GDH may enhance the absorption and utilization to ammonium in plants.
通过盆栽试验，研究玉米、大豆间作及相应单作不同时期氮素吸收利用及生物学产量的差异。
Pot experiments were conducted to investigate the nitrogen uptake and utilization and biomass yield in soybean and maize intercropping or mono culture system.
在江苏南京地区，研究了肥料运筹对杂交狼尾草氮素吸收利用效率和植株硝酸盐含量的影响。
Effects of fertilizer application on nitrogen utilization efficiency and nitrate content in hybrid Pennisetum was studied in Nanjing, Jiangsu province.
添加玉米残体能够促进氮素从营养器官向籽粒中转移，提高氮素养分的利用效率。
It also promoted the transfer of nitrogen in corn into its kernel, so as to increase the nitrogen use efficiency.
以迟熟中粳稻武香粳9号为材料，研究了基本苗和施氮量对水稻氮素吸收与利用的影响。
The effects of planting density and nitrogen application rate on nitrogen absorption and utilization by rice were studied with Wuxiangjing 9(Japonica variety).
甜椒对不同形态氮素的吸收利用有显著差异。
The absorption and utilization of different form of nitrogen in sweet pepper were studied.
以上研究为膜孔灌溉农田氮素高效利用研究奠定基础。
These researches have laid a foundation for efficiently utilizing nitrogen in film hole irrigation.
作物液泡中硝酸根离子的再调动和再利用与作物氮素高效利用关系密切。
Remobilization of nitrate in leaf vacuoles of crops is closely related to nitrogen use efficiency of crop.
分析了不同施肥时期对砂质潮土小麦产量、氮素吸收与利用、土壤残留与氮素损失的影响。
The effects of different fertilization stage on wheat yield, nitrogen uptake, utilization, residue, distribution and nitrogen balance were studied by potted plant experiment.
不同类型农户的氮素投入、产出及利用情况存在较大差异。
The difference was clearly for as much as the difference types nitrogen of farmer's plough into, output and using status.
利用原状回填土渗漏池研究了油菜生长季节氮素在紫色土中的移动特点和淋洗损失以及影响氮素移动和淋失的因素。
We studied transference properties and leaching loss of nitrogen in purple soils during the growth period of wheat with percolation pond. Also the factors affecting them are researched.
中度放牧可提高牧草对氮素的利用率。
在不同土壤条件下，水稻施用氮肥的增产效应、氮肥利用效率和对氮素的积累与分配均存在显著的基因型差异。
Under different soil conditions, there were significant genotypic differences in effects of applying nitrogen fertilizer on nitrogen use efficiency, yield and characters of nitrogen uptake.
动力学模型需要大量的田间实测资料，主要应用于农田氮素循环、定量评价水氮资源利用率、优化水肥管理措施等方面。
The DPM method needs lot of field data, mainly to study nitrogen cycle in field, assess water and nitrogen usage efficiency and optimize management soil water and nitrogen fertilizer.
结果表明，优化施肥能明显降低稻-麦轮作系统中的氨挥发损失，提高稻麦对氮素的利用率。
The results showed that ammonia volatilization losing could be obviously reduced in rice-wheat rotation system with optimization method, and nitrogen efficiency was also improved.
利用水培研究了氮素水平对冬小麦分蘖期某些含氮化合物及生物量的影响。
Water culture experiment was carried out with winter wheat at the tillering stage to study the influence of nitrogen level on some nitrogenous substances and biomass of wheat.
利用小麦穗离体培养技术和SDS - PAGE技术，研究了不同氮素浓度处理下小麦籽粒高分子量谷蛋白亚基(HMW - GS)的表达和积累规律。
Development and accumulation law of HMW-GS was studied in different nitrogen content by SDS-PAGE technology in wheat in vitro.
大麦相对于豌豆的氮素竞争比率与间作群体氮肥利用率呈显著正相关关系。
N competition between barley and pea was positively correlated with N use efficiency in the intercropping plant population.
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