[6] Kawano S, Fujiwara T, Iwamoto M. Journal of the Japan Society of Horticultural Science, 1993, 62: 465.
[7] Xue L H, Cao W X, Luo W H, et al. Agronomy Journal, 2004, 96: 135.
[9] Yoder B J, Pettigrew-Crosby R E. Remote Sensing of Environment, 1995, 53: 199.
[12] Ito H, Horie H, Ippoushi K, et al. Acta Hort., 2003, 604: 549.
[13] Ito H, Idezawa F. Acta Hort., 2006, 712: 364.