[1]李周岐,王章荣.鹅掌楸属种间杂种苗期生长性状的遗传变异与优良遗传型选择[J].西北林学院学报,2001,16(02):5. LI Zhou-qi,WANG Zhang-rong.Variation and Selection of Interspecific Hybrid in Liriodendron[J].JOURNAL OF NORTHWEST FORESTRY UNIVERSITY,2001,16(03):5.