8BUTRON A, MALVAR R A, CARTEA M E, et al. Resist- ance of maize inbreds to pink stem borer [J]. Crop Science, 1999, 39(1) : 102 -107.
9ABEDON B G, TRACY W F. Corngrassl of maize (Zea mays L. ) delays development of adult plant resistance to common rust [J]. Journal of Heredity, 1996, 87(3): 219 - 223.