The principal component analysis on the important traits of Lilium formolongi
ZHOU Yan 1; ZHOU Hou gao 2; NIN Yun fen 3; WANG Feng nan 3 (1 Garden Administration Bureau of Guilin; Guilin 545001;China; 2 Zhongkai Agrotechnical College; Guangzhou 510225; China; 3 Agronomy College of Guangxi University;Nanning 530