共 22 条
[2]
BERCKS R, 1971, DESCRIPTIONS PLANT V
[4]
Bos L., 1980, DESCRIPTIONS PLANT V
[5]
CAMPBELL CL, 1986, FORAGE LEAGUE VIRUSE, V3, P736
[6]
DEMSKI JW, 1977, GA AGR EXP STN RES B, V196
[8]
Gibson PB, 1966, USDA HDB, V314
[9]
GRAHAM J. H., 1961, AGRON JOUR, V53, P356

