Table 2.
Mean values of egg color lengths and shape index in 12 strains of Korean native chicken

Breed	Strain	YC	ESC	WL (mm)	HL (mm)	SI (%)
Korean Rhode Island Red	C	8.2±0.7bc	7.7±1.9a	43.2±1.0bc	55.7±2.3bc	77.7±3.6ab
	D	6.6±1.0g	7.5±1.9a	43.9±1.0ab	55.9±1.8b	78.5±2.9a
Korean Cornish	S	8.3±0.9bc	6.2±2.1b	42.7±1.2c	58.1±2.2a	73.6±2.5fg
	H	7.8±0.9de	3.3±1.6d	43.5±1.2bc	57.4±2.3a	75.8±4.1cde
Korean Native Chicken	R	7.5±1.2ef	4.6±1.5c	41.6±0.9d	55.0±2.6cd	75.7±4.1cde
	Y	7.8±1.0de	5.7±2.5b	40.6±1.1e	55.1±2.3bcd	73.8±3.1fg
	W	8.1±0.7bc	4.9±1.8c	40.2±1.3e	52.3±1.6f	76.8±3.2abc
	L	8.8±0.6a	6.4±2.5b	41.4±3.3d	55.9±1.8b	74.1±6.1efg
	G	7.3±1.1f	6.2±1.7b	40.5±1.0e	54.1±1.7e	74.8±2.5defg
Korean White Leghorn	F	5.7±1.1i	-	44.3±1.2a	57.9±1.9a	76.6±3.3bcd
	K	6.1±1.3h	-	43.3±4.1bc	57.6±1.8a	75.2±7.3cdef
Korean Ogol	O	8.6±0.8ab	3.0±1.8d	40.0±1.2e	54.7±2.3de	73.3±3.8g
Total		7.6±1.3	5.6±2.5	42.1±2.3	55.8±3.5	75.5±5.4

The different letters of superscript within column significantly differ (P<0.05).