Analysis of 17 cytokinins in rice by solid phase extraction purification and liquid chromatography- tandem mass spectrometry
CAO Zhaoyun, MA Youning, MOU Renxiang, YU Shasha, CHEN Mingxue
Chinese Journal of Chromatography . 2015, (7): 715 -721 .  DOI: 10.3724/SP.J.1123.2015.03013