共 8 条
[2]
FRAPS GS, 1946, 678 TEX AGR EXP STAT
[3]
GUTOWSKA MARIE S., 1942, POULTRY SCI, V21, P321, DOI 10.3382/ps.0210321
[6]
TITUS HARRY W., 1937, POULTRY SCI, V16, P118, DOI 10.3382/ps.0160118
[7]
TITUS HW, 1963, FEEDS ILLUSTRATED, V14, P15