Effects of Some Metal Ions on Phenylalanine Ammoni-alyase Activities and Flavonoids Content of Ginkgo biloba Leaves in the Potted Orchard
WANG Yan, LI Lin-ling, XU Feng, LIU Wei-hong, CHENG Shui-yuan*
Journal of Nanjing Forestry University (Natural Sciences Edition) . 2007, (02): 68 -72 .  DOI: 10.3969/j.jssn.1000-2006.2007.02.016