active nitrogen

基本解釋

Among those, conspicuous changes can be detected only in chlorophyll a, ammonia-nitrogen and active phosphorus.
除葉綠素、氨氮和磷酸鹽濃度起伏較大外，其它因子在調(diào)查期間變化不明顯。
The number of active hydrogen atoms attached to nitrogen atom of different classes of amine determine their effectiveness in extraction of metals by solvation.
根據(jù)與氮相連結(jié)的活性氫原子的多寡與有無，討論了伯、仲、叔胺類溶劑化能力的強弱。
There were significant difference of genotypes on the mean nitrogen uptaking rate during active grain nitrogen uptaking period(NURmeanD) was different among genotypes.
最大灌漿速率持續(xù)期、活躍灌漿期、籽粒對氮活躍吸收期以及氮活躍吸收期內(nèi)的平均吸氮速率在不同基因型間存在顯著差異。