Table 1. The diallel cross combinations using Korean native chicken strains and control from weeks 18 to 64

Male	Female
Male	CK	CF	YC	YD
CK		CKCF (7)	CKYC (20)	CKYD (23)
CF	CFCK (25)		CFYC (22)	CFYD (24)
YC	YCCK (23)	YCCF (17)		YCYD (28)
YD	YDCK (22)	YDCF (22)	YDYC (17)
Control	Hy-Line Brown (37)