Table 2. Survival rates of Korean native chicken cross combinations

Cross combinations	Survival rates
Cross combinations	Growing period (birth-week 15)	Laying period (week 16-48)	Total period (birth-week 48)
YC	97.9±3.6^a	98.0±3.2^a	95.5±4.7^a
YD	97.8±5.8^a	94.7±7.1^ab	91.8±11.3^ab
YF	94.8±5.3^a	76.3±25.6^c	72.9±22.7^c
YK	95.8±6.0^a	56.2±24.6^d	53.0±22.3^de
CD	93.4±6.9^a	93.3±4.2^abc	86.1±7.1^abc
CF	89.7±11.6^ab	76.9±18.7^c	69.1±20.0^cd
CK	92.8±8.1^a	85.2±6.2^abc	77.4±12.4^bc
DF	89.4±12.5^ab	50.2±14.5^de	46.7±12.1^e
DK	82.0±10.5^b	35.4±7.7^e	29.4±8.3^f
FK	92.3±8.4^a	78.4±15.1^bc	69.8±17.0^cd
Means	92.7±8.9	77.2±23.5	72.1±24.0