共 5 条
[1]
CHAPMAN WH, 1961, S128 FLOR AGR EXP ST
[2]
FREY K. J., 1955, AGRON JOUR, V47, P186
[3]
FREY K. J., 1957, AGRON JOUR, V49, P59
[4]
MOREY DD, 1953, S63 FLOR AGR EXP STA