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- It indicated 150 kg K2O per hectare is proper under the high level of nitrogen. 表明在高施氮量下施钾150公斤K2O/公顷是适宜的。
- There is gradual transition from an optimum level into excessive levels of nitrogen. 从氦素适宜水平进入过量水平的转变是逐渐的。
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- High outdoor levels of nitrogen dioxide apparently raise the risk of sudden infant death syndrome (SIDS), according to California-based researchers. 美国加州大学的研究人员日前表示,户外高浓度的二氧化氮气会增加发生婴儿猝死综合症(SIDS)的危险。
- Similarly, provision of a deficient nutrient like sulphur may raise the marginal products of nitrogen, phosphate, and potash, thus requiring increased levels of these nutrients. 同样,增施其他肥料如硫肥,有可能会提高氮、磷和钾肥的边际产量,因此需要进一步增加这几种肥料的用量。
- Table 2 also shows that a change in the level of nitrogen application affects the MPP of potash use for any given level of potash use. 表2又表示在钾的各个用量水平,氮肥用量的变化对钾肥边际产量的影响。
- The effects of nitrogen and phosphorus nutrition in water stress were different indifferent indexes and in different growing stages, also in different levels of fertilizers. 氮磷营养对水分胁迫下马蹄金不同生长时期、不同抗旱生理指标的影响不同,不同施肥水平对指标的影响差异也很大。
- A study was conducted to examine the influence of night-time warming on leaf photosynthetic capacity of Cinnamomum burmanni under different levels of nitrogen supply. 研究了不同氮供应的条件下夜间变暖对荫香叶片光合能力的影响。
- Ammoniacal nitrogen in rumen fluid was the main factor affecting the level of nitrogen retention, with some influence from air temperature. 瘤胃氨氮量是影响粗蛋白质存留率的主要因素;气温影响次之.
- The gradation of 8 isolates from bigness to smallness in colonydiameter was BL、GL、LJ、Z、YM、PG、PP and XBC at the same level of nitrogen sources. 在对氮源的综合利用上各菌株表现也不一致,各菌株菌落直径由大到小的顺序为BL、GL、LJ、Z、YM、PG、PP、XBC。
- A field experiment was conducted in 1999 to investigate differences of adaxial and abaxial surface reflectance of rice leaves under 5 levels of nitrogen fertilization. 在田间条件下测定了5个氮素水平处理的水稻叶片在分蘖、孕穗和抽穗期的上表面反射率和下表面反射率。
- Under higher level of nitrogen application (N:P:K=3:1:1), Phalaenopsis amabilits showed heavier fresh weight and dry weight, longer and wider scape, and the most leaves. 氮、磷、钾比例为3:1:1(高氮)条件下,蝴蝶兰植株的叶片数最多,鲜重、干重较重.花茎长且粗;
- The rising level of crime is a sign of the times. 犯罪率增高是这一时代的特徵。
- According to the European Space Agency, Beijing and its neighbouring north-east Chinese provinces have the planet's worst levels of nitrogen dioxide, which can cause fatal damage to the lungs. 依据欧洲空间局,北京及周边的东北省份的空气是全球二氧化氮成分最高的地区。二氧化氮对肺造成致命的伤害。
- The level of inflation has gone beyond 8%. 通货膨胀率已经超过了8%。
- The main reservoir of nitrogen is the atmosphere. 氮的主要蓄存库是大气层。
- What is the percentage of nitrogen in air? 空气中所含的氮的比例是多少?
- The level of formality determine the precise mode of expression. 不同的礼节程度决定所需的确切表达方式。
- Effects of varied levels of nitrogen (N),phosphorus (P),potassium (K) nutrients on the growth,photosynthetic characteristics and yield in three-year old saplings of C. arabica with the density of 4 500 individuals per hectare were measured. 结果表明 ;N的缺乏对小粒咖啡生长、光合特性和产量的影响最大 ;其次为K ;而P的影响相对较小 .
- Our effort is gear to a higher level of production. 我们调整力量将生产推向更高的水平。