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Research in the variation of the alkaloid content from different germplasm and growth years of Phellodendron amurenses
贺秀霞 张昭 戴灵超 张晓玲 周学刚
Chinese Agricultural Science Bulletin . 2010, (13): 114 -117 .  DOI: 10.11924/j.issn.1000-6850.2009-2509