Variation of Nutrients in Magnolia officinalis Leaves with Different Growing Periods
ZHANG Meng-na1,TIAN Qiang1,ZHU Yu-xin1,HAN Zhu-ling1,MA Lin1,2*
NATURAL PRODUCT RESEARCH AND DEVELOPMENT . 2018, (8): 1392 -1398 .  DOI: 10.16333/j.1001-6880.2018.8.018