微生物法测定发酵食品中维生素B12含量的研究
曲勤凤,徐琼,张娜娜,刘洋,窦同海,钟江
Determination of vitamin B12 content in fermented food by microbiological method
QU Qinfeng, XU Qiong, ZHANG Nana, LIU Yang, DOU Tonghai, ZHONG Jiang
中国酿造 . 2019, (6): 181 -184 .  DOI: 10.11882/j.issn.0254-5071.2019.06.034