1) nitrogen form
供氮形态
1.
Effects of nitrogen forms and water stress on photosynthesis and water use efficiency of rice at seeding-tillering stage;
供氮形态和水分胁迫对苗期—分蘖期水稻光合与水分利用效率的影响
2.
The responses of rice to nitrogen form under stress germination method and different water stress intensity;
胁迫萌发与不同水分胁迫强度下水稻对供氮形态的响应
3.
Effects of nitrogen forms and water stress on root and shoot growth of rice at seedling stage;
供氮形态和水分胁迫对苗期水稻根、冠生长的影响
2) nitrog en form
氮素供应形态
3) Nitrogen form
氮素形态
1.
Effects of nitrogen form and rate on nitrate and nitrite content in flue-cured tobacco;
不同氮素形态和用量对烤烟硝酸盐和亚硝酸盐含量的影响
2.
Effects of nitrogen form and baking on tobacco-specific nitrosmaines (TSNA) and precursor;
氮素形态和烘烤处理对烟草特有亚硝胺及其前体物的影响
3.
Effects of nitrogen forms and solution concentration on growth of Limonium bicolor L.;
氮素形态和营养液浓度对二色补血草生长的影响
4) nitrogen forms
氮形态
1.
In order to recognize the concentrations changes during the alga bloom and estimate the diffuse flux of inorganic nitrogen at the sediment –water interface, dissoluble nitrogen forms in the overlying water and surface sediment pore water from eight sites of Chaohu Lake were investigated and analysized from April to October in 2008.
2008年4~10月,连续对巢湖8个样点进行采样,分析了上覆水和表层沉积物间隙水中溶解性氮形态在水华暴发过程中的变化,估算了水-沉积物界面无机氮的扩散通量。
5) nitrogen forms
氮素形态
1.
Effects of nitrogen forms on rhizosphere microorganisms and soil enzyme activity under cultivation of contrasting wheat cultivars during booting and grain filling period;
氮素形态对专用小麦中后期根际土壤微生物和酶活性的影响
2.
Effect of nitrogen forms on growth and quality of‘Niitaka’pear;
氮素形态对新高梨生长和果实品质的影响
3.
Effects of nitrogen forms on root characteristics in wheat;
氮素形态对小麦根系特性影响的初步研究
6) nitrogen form
氮形态
1.
Effects of different nitrogen forms on cadmium accumulation of Sedum alfredii Hance;
不同氮形态对东南景天镉积累的影响
2.
Through analysis on chemistry properties of various nitrogen forms in compound fertilizers,some problems existing in determination of total nitrogen content in compound fertilizer are solved,and the qualitative analysis of nitrogen form and its key points is also presented for a reference in determination of compound fertilizer.
提出了氮形态的定性鉴定法和检验关键点,旨在对复混肥的检验工作有所帮助。
3.
Pot experiment was carried out to study the effect of different nutrient levels and nitrogen forms on the growth, nutrient uptake, partitioning, and potassium flow within flue-cured tobacco plants.
K 326)为材料，在室内砂培条件下研究了不同养分浓度及氮形态对烟株的生长、养分的吸收和分配，以及钾循环等的影响。
补充资料：土壤氮素形态
土壤氮素形态
forms of soil nitrogen
这一比率在90%左右，随着土层深度的加深，比率迅速降低.土城中一部分有机态氮与无机态氮之间主要通过矿化一生物固持作用而相互变化. (朱岁匕良茶贵信)土族氮素形态(forms of 5011 ni‘rogen)土坡中含氮物质的化学结合形式和存在状态，分有机态氮和无机态氮两大类。有机态氮为与碳结合的含氮物质.无机态氮为未与碳结合的含氮物质.有机态氮占土城全氮的比率，主要决定于有机态氮与无机态氮中的粘土矿物固定态按态氮的相对含t，在表层土坡中，
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条