2) nitrogen-absorbing ability and nitrogen-utilizing efficiency
氮素吸收利用效率
1.
A recombinant inbred lines population(RILs)of 163 lines derived form a cross of Dasanbyeo(indiaca)/TR22183(japonica)was evaluated for analyzing inheritance of traits: nitrogen-absorbing ability and nitrogen-utilizing efficiency of rice at the maturity stage by the major genes plus polygenes mixed inheritance model of quantitative traits in plant.
本研究以韩国籼稻品种多产稻(Dasanbyeo)与粳稻品种TR22183杂交后构建的重组自交系群体163个家系(F_7),通过植物数量主基因+多基因混合遗传模型及相应的分析方法对氮素吸收利用效率进行遗传分析;并对氮素吸收利用效率与重要农艺性状相关性进行分析。
3) nitrogen uptake and utilization
氮素吸收利用
1.
A research was conducted to determine the effects of nitrogen application rate on soil in organic nitrogen distribution,microbial biomass nitrogen content,nitrogen uptake and utilization in wheat.
说明本试验条件下,施氮1051~50 kg/hm2可满足当季小麦氮素吸收利用,获得较高的子粒产量和蛋白质含量。
2.
The difference of yield and its components, dry matter production, sink-source relationship, nitrogen uptake and utilization, root morphometrics traits and activity .
在盆栽条件下,以不同年代、生育期相近的9个常规籼型水稻品种为材料,设置不施肥、基肥、分蘖肥、促花肥、保花肥5个氮肥处理,研究不同年代育成的常规籼型水稻品种产量的差异,从产量构成因素、物质生产、源库关系、氮素吸收利用、根系形态和活性等方面探讨造成不同年代品种产量差异的可能原因,并分析不同年代品种年度间和氮处理间产量的稳定性。
3.
A root barrier pot experiment was employed to investigate the nitrogen uptake and utilization and interspecies reciprocity of "wheat/maize/soybean" and "wheat/maize/sweet potato".
通过根系分隔盆栽试验,研究小麦/玉米/大豆与小麦/玉米/甘薯两种三熟套作体系的氮素吸收利用及种间相互作用。
4) N uptake and utilization
氮素吸收利用
1.
Effects of different nitrogen applying amount (50, 100, 150, 200kg/hm~2) and assigning proportion of nitrogen fertilizer(applying basic N and tillering N as 2:0andll:l)on plant height, leaf number, the dry weight of plant, N uptake and utilization, yield and quality of Alism a plantago-aquatica Linn were studied, by taking the treatment without applying nitrogen as CK.
以不施氮肥为对照,研究了不同施氮量(50,100,150,200kg/hm~2)和不同底追比例(底追比例为2:0和1:1)对川泽泻株高、叶片数量、干物质积累、氮素吸收利用、产量和质量的影响,结果表明: 1。
2.
Correlation analysis indicated that there existed significant or highly significant positive correlations between yield and indices of N uptake and utilization,which also illustrated that the higher yield of Indica rice was from the intensive N absorption of its plant.
选用生育期相近的中熟中籼(138~143d)和中熟中粳(136~145d),于大田条件下探讨了4种氮肥水平即0、150、225、300kghm-2纯氮对产量的影响及不同生育阶段氮素吸收利用的差异。
补充资料:氨基酸利用率
分子式:
CAS号:
性质:又称氨基酸利用率。食物或饲料蛋白质中氨基酸组分中能被人或动物吸收或利用的程度。它取决于蛋白质消化率、酶抑制剂及抗酶多肽的存在,以及氨基酸在肠道的释放速度。由于吸收后不被利用的氨基酸在吸收的氨基酸总量中所占比例很小,故将消化率和利用率等同看待,但严格说来是有区别的。
CAS号:
性质:又称氨基酸利用率。食物或饲料蛋白质中氨基酸组分中能被人或动物吸收或利用的程度。它取决于蛋白质消化率、酶抑制剂及抗酶多肽的存在,以及氨基酸在肠道的释放速度。由于吸收后不被利用的氨基酸在吸收的氨基酸总量中所占比例很小,故将消化率和利用率等同看待,但严格说来是有区别的。
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