在氮供应不足的条件下，氮素是蔬菜产量的限制因子。
When the nitrogen supply was not enough, it was main limiting factor of vegetable yield.
推进剂最大流量依赖于一氧化二氮供应系统自身增压能力。
The most flux of the propellant depends on the self-pressurizing ability of the nitrous oxide supply system.
一定水氮供应条件下，露地生产蔬菜地土壤硝态氮有可能淋洗到1.8米土体以下。
Under a certain water and nitrate treatments, soil nitrate in open-land vegetable field would move down below 180cm soil.
氮供应增加和UV-B辐射增强共同作用时，长春花叶片中长春碱的含量较其单独作用时均显著增加。
The vinblastine content was increased markedly in the supplementary UV-B radiation, and which were increased further when the nitrogen supply increased.
因为大海里氮的供应是很有限的，更多的氮就可以引起巨大的激化作用。
Because there is only a limited supply of nitrogen out in the open ocean, additional amounts of it can have a huge stimulating effect.
尽管通常作为气体使用，氮一般以液态存储和运输，这样产品供应成本更低。
Although used more commonly in the gaseous state, nitrogen is commonly stored and transported as a liquid, affording a more cost-effective way of providing product supply.
氮的供应密切地关系到绝大多数植物的生长与结果。
Nitrogen supply largely controls the growth and fruiting of most plants.
维持培养液中适当低的氮水平，并保证足够量的磷供应即较低的氮磷比是促进塔玛亚历山大藻生长的重要原因。
Maintenance of continues low level nitrate with sufficient supply of phosphate, namely low N:P ratio, may facilitate the growth of Alexandrium tamarense.
在不供应和补充供应水、氮条件下，研究了限制根系生长空间对玉米根系生理特性、植株养分吸收及产量的影响。
The influence of root growing space of maize upon root physiological characteristics, nutrient uptake and crop yields were studied under conditions with and without supply of water and n.
整个灌浆期氮素供应充足提高了籽粒库活性和碳氮代谢水平，促进了籽粒库容建成和库充实；
Sufficient nitrogen supply during grain filling period promoted kernel growth by improving carbon-nitrogen metabolism and sink activity of kernels.
秸秆还田与氮磷配施可有效供应作物养分，是一种养分资源节约型的施肥制度。
Application of straw and chemical fertilizer could be regarded as a kind of nutrition-resources-saved fertilization system and could provide crop nutrition efficiently.
只有制氮设备的稳定运行，才能保证氮气供应。
The supply of nitrogen gas can be ensured only by steady run of nitrogen generator.
分析数据表明，该区旱地土壤潜在肥力较低，有机质含量差异较大，大部分土壤氮、磷、钾养分供应不足。
The analytical data revealed that the potential fertility of the dryland soils was rather low, such as nitrogen, phosphorus and potassium content in soil were deficient on the whole.
结果表明，水稻对铵态氮和硝态氮的吸收与养分供应状况有很大关系。
The results showed that the amount of absorbed nitrogen in different forms varied with nitrogen and potassium levels.
下位叶比上位叶对土壤氮的供应状况更为敏感，随着施氮量的增加，水稻叶片氮素含量、叶绿素含量、SPAD值相应的增加，而下位叶的增幅更明显。
Leaf N/ chlorophyll content and SPAD value increased with the increasing N fertilizer, and the lower leaves were more sensitive to the soil N supply than the upper leaves.
选用中筋小麦品种皖麦41，主要从不同施氮量和追肥时期，研究了氮肥供应对其生长发育、产量形成及产量和主要品质性状的影响。
Studied effects of the nitrogenous fertilizer supply to the Medium gluten wheat Wanmai 41 growths, the factors of the output and the quality character.
我们的HP-40传输设备三相及单相均有供应，可选类型多，适用于氧（医用、工业应用）、氮和氩的传送。
Our HP-40 Transfill System has a variety of options available. It can be used with Oxygen (Medical and Industrial), Nitrogen and Argon.
氮是构成蛋白质的主要成份，氮素供应的充分与否和植物氮素营养的好坏，在很大程度上影响着植物的生长发育状况。
The nitrogen is the main composition of protein, whether nitrogen supply well or not and nutrient quality in plant, affect the growth condition of the plant to a large extent.
氮是构成蛋白质的主要成份，氮素供应的充分与否和植物氮素营养的好坏，在很大程度上影响着植物的生长发育状况。
The nitrogen is the main composition of protein, whether nitrogen supply well or not and nutrient quality in plant, affect the growth condition of the plant to a large extent.
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