共 17 条
[2]
BRUNER WH, 1968, J ANIM SCI, V27, P383
[5]
FREDEEN HT, 1976, 25TH P NAT POULTR BR, P117
[6]
HANSSON I, 1974, Swedish Journal of Agricultural Research, V4, P209
[7]
HANSSON I, 1975, Swedish Journal of Agricultural Research, V5, P69
[9]
Hovorka F., 1973, Scientia Agriculturae Bohemoslovaca, V5, P243
[10]
MAJERCIAK P., 1967, Ved. Pr. vyisk. Ust. Zivoc. Vyroby Nitre., V5, P159