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- Effects of Nitrogen Nutrition Stress on the Growth and Photosynthetic Characteristics of Spathiphyllum palls Hort. 氮素营养胁迫对匙叶天南星生长及光合特性的影响。
- Nitrogen nutrition of Panax quinquefolium Linne was studied by using 15N tracer technique. 通过15N示踪微区试验，研究了西洋参氮素营养特性。
- Legumes have important influence on improving nitrogen nutrition balance ofgrassland ecosystem and promoting output of animal protein in pasture. 豆科牧草对于改善草地生态系统氮素营养平衡和促进草地动物蛋白质的形成具有非常重要的作用。
- The relation between nitrogen nutrition and photosynthesis of crop is important from an agricultural and a ecological point of view. 氮素营养与碳素同化作用间的相互关系是农学和生态学共同关注的研究热点之一。
- Bulgaria is in a leading position in the world in the field of study and production technique of high nitrogen steels. 保加利亚的高氮钢研究和生产技术在国际上处于领先地位。
- Wu F B, Xu F H, Jin Z Q.A preliminary study on nitrogen nutrition diagnosis for short-season cotton with a chlorophyII meter [J].Acta Agronomica Sinica, 1999, 25(40): 485 - 488. [9]邬飞波;许馥华;金珠群.;利用叶绿素仪对短季棉氮素营养诊断的初步研究[J]
- After impletion, it fulfills one step to produce high nitrogen ferrochrome.It not only utilizes former equipment, but also reduces cost obviously. 经实际运作,成功实现了一步法生产高氮铬铁,不但使原有设备得到了利用,还显著降低了成本。
- The results show that nitrogen and phosphorus nutrition increase stomatal conductance of maize, but the role of nitrogen nutrition is bigger than that of phosphorus nutrition. 结果发现：虽然土壤乾旱条件下，氮磷均增大了玉米叶片的气孔导度，但氮对促进乾旱条件下气孔开放的作用要显著大于磷的作用；
- The high nitrogen steels (HNS) were produced by plasma rotating electrode process (PREP), and the properties of HNS specimens were examined. 为了寻求高效、经济的高氮钢生产工艺,用等离子旋转电极工艺(PREP)生产高氮钢并测试了所生产的几种典型高氮钢的性能。
- Rawers J C,Dunning J S,Asai G,et al.Characterization of Stainless Steels Melted under High Nitrogen Pressure[J].Metall Trans A,1992,23:2061. 郎宇平;康喜范.;超级高氮奥氏体不锈钢的耐腐蚀性能及氮的影响[J]
- Glutamine Synthetase (GS) activity in leaves increases with increasing nitrogen level, but in roots, GS activity drops rapidly at high nitrogen levels. 叶片谷氨酰胺合成酶(GS)活性随氮素营养的增加而提高，根系GS活性在氮素水平过高时反而下降。
- AlN whiskers were fabricated under high nitrogen pressure by using SHS (Self-propagation High-temperature Sythesis) method. 采用自蔓延高温合成技术(SHS)，在高压氮气中成功地合成了氮化铝晶须，并对它的显微结构进行了研究。
- At present, high nitrogen steels has been regarded as a main direction of the development of high quality metallurgic technology. 目前,高氮钢已经被认定为是发展高质量冶金技术的主要方向之一。
- The pot experiment was conducted to study the effect of nitrogen nutrition on flag leaves' physiological characteristics at the tilling stage of spring wheat under the different soil water content. 摘要在盆栽条件下，研究不同水分条件下氮素营养对春小麦灌装期旗叶生理特性的影响。
- You can fertilize Sarracenia if you are careful.The plants enjoy foliar feeding with foliar fertilizers such as Miracid and high nitrogen orchid fertilizers. 在室内或温室栽培的瓶子草，何时、如何适应室外的环境呢？
- Sufficient nitrogen nutrition could improve the contents of soluble protein and nucleic acid in flag leaf and reduce the activities of protease and nuclease, and delay the senescence of plant. 氮素营养充足可以提高旗叶可溶性蛋白质和核酸含量 ,降低蛋白酶和核酸酶活性 ,从而延缓小麦旗叶的衰老。
- The maximum content of chl a of 48.5 mg/g was found in the medium with 1.0 mmol/L urea,and high nitrogen was found to be benefit to biosynthesis of chl a. 0mmol/L尿素培养的D.;salina OUN07叶绿素a含量最高(48
- The carbon and nitrogen nutrition and their coupling relationship are one of the most key and basic biological processes,but the effects of episodical drought on them are still not well understood. 摘要 植物的碳氮营养及其相互关系是最重要的基本生物过程之一,阶段性干旱对植物碳氮分配的影响研究甚少。
- The microstructure and mechanical properties of heat-affected zone(HAZ) of high nitrogen steel(HNS) were investigated by using thermo-simulation technique. 利用热模拟技术,对高氮钢激光焊接热影响区(HAZ)的组织和性能进行了研究。
- Zhu W Q,Wu L H,Tao Q N.Effects of nitrogen nutrition on soluble osmotica in different rice varieties in response to drought stress[J].J.of Zhejiang University(Agric.and Life Sci.),2003,29(5):479-484. [7]朱维琴;吴良欢;陶勤南.;氮营养对干旱逆境下不同水稻体内可溶性渗透调节物质的影响[J]
