Simultaneous determination of 20 kinds of mycotoxins in maize straw feed by QuEChERS-ultra performance liquid chromatography-triple quadrupole mass spectrometry. - LIU Ting-ting; ZHANG Wei-wei; SHI Xiao-mei; ZHAI Chen; HU Li-ming; QIAN Chen-jing; ZHANG Xiao-lin (Feed Research, 2023)