In their elementary composition, the enzymes show the usual proportion of c, h, n, and s found in proteins.
从元素组成来看，酶显示出与通常蛋白质一样的碳，氢，氮及硫的元素比例。
The effect of N acylation on the solubility and crystallinity of chitosan and the effect of reactive time, temperature and proportion on degree of deacetylation were investigated.
研究了N-酰化反应对壳聚糖溶解性能和结晶性能的影响以及反应时间，温度，配比对脱乙酰度的影响。
The field experiment was conducted to study the effect of organic N and mineral N combined application proportion in greenhouse celery production.
研究了田间试验条件下有机N与无机N不同配比对温室芹菜生产的影响。
The growth of mycelium and volume of spores were decided by quantity not that proportion of C and N.
比例相同的配方，菌丝生长量和产孢量取决于配方中碳源和氮源的具体含量而不是配方比例。
The mathematics equations of dynamic fertilization mode were set up to determine the rational N dosage and proportion of additional fertilizer for different production goals.
得出了不同目标产量时的最佳氮肥用量与追施比例和对应于氮肥不同用量的最佳追施比例及理论产量的动态施肥模式的数学方程。
UsingN, orp-manure only can emphasize the disease while using more organic manure and using N, P and K-manure in right proportion can lighten it.
肥料类型中单施氮肥或磷肥，病害严重，增施有机肥与氮磷钾配方施肥，可减轻病害；
Furthermore, proportion of total N, available P, available K in soil are dissimilar after the disease invaded: Capacities of resistance on disease will be enhanced if infect trees are cut appropriate.
此外，林地内的土壤元素含量在病害侵入前后也会发生一定的变化：受到轻度砍伐的林地内其P、K含量较高，有利于提高树木对病虫害的抵抗能力。
The N absorption proportion after silking stage was 40.30%-47.78% of the total, so it was important to provide maize plants with sufficient N in later growth stage for realizing super-high-yield.
超高产夏玉米吐丝后氮素吸收积累量占总积累量的40.30%-47.78%，保证后期氮素养分充足供应对于夏玉米达到超高产水平至关重要；
The N absorption proportion after silking stage was 40.30%-47.78% of the total, so it was important to provide maize plants with sufficient N in later growth stage for realizing super-high-yield.
超高产夏玉米吐丝后氮素吸收积累量占总积累量的40.30%-47.78%，保证后期氮素养分充足供应对于夏玉米达到超高产水平至关重要；
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