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Adventitious Bud and Root Formation of Pinus ponderosa Cultured in vitro
Li Keyou;Tang Derui;Zhu Hailan;Zhao Zhong;Guo Aiguang
Scientia Silvae Sinicae . 2004, (4): 63 -67 .  DOI: 10.11707/j.1001-7488.20040411