共 22 条
[1]
BAKER AL, 1950, USDA844 CIRC
[2]
CARTWRIGHT TC, 1964, 1 TX AGR EXP STA TEC
[4]
CROCKETT JR, J ANIM SCI
[7]
Dickerson GE., 1969, ANIM BREED ABSTR, V37, P191
[10]
KIDDER RW, 1964, 673 FLOR AGR EXP STA