Egg shell color

Egg length (cm)

Egg width (cm)

Yolk height (mm)

Yolk diameter (cm)

Albumen height (mm)

White

5.67^a

4.45^a

14.96^a

2.80^a

4.45^a

Brown

5.58^b

4.47^a

14.87^a

2.92^b

4.55^a

SEM¹

0.021

0.078

0.18

0.015

0.125

Collection date

Summer season

17-06-2015

5.62^ab

4.35^b

13.48^ᵈ

3.12^a

4.22^ab

1-07-2015

5.53^bc

4.33^b

14.41^c

2.83^abc

3.72^b

15-07-2015

5.58^ab

4.38^b

14.76^c

2.95^ab

4.34^ab

29-07-2015

5.43^c

4.35^b

13.31^ᵈ

2.32^a

4.41^ab

12-08-2015

5.61^ab

4.35^b

13.47^ᵈ

3.13^a

4.22^ab

26-08-2015

5.52^bc

4.31^b

14.42^c

2.84^abc

3.72^b

9-9-2015

5.56^ab

4.38^b

14.77^c

2.95^ab

4.35^ab

23-09-2015

5.42^c

4.35^b

13.32^d

2.32^a

4.41^ab

Autumn/winter seasons

7-10-2015

5.71^a

4.42^b

15.94^ab

2.85^c

4.80^a

21-10-2015

5.71^a

4.86^b

16.43^a

2.91^b

4.84^a

4-11-2015

5.64^a

4.34^b

15.23^bc

2.85^c

4.91^a

18-11-2015

5.63^ab

4.32^b

14.94^bc

2.91^bc

4.51^a

2-12-2015

5.70^a

4.41^b

15.96^ab

2.86^c

4.81^a

16-12-2015

5.71^a

4.85^b

16.47^a

2.90^b

4.86^a

30-12-2015

5.63^a

4.32^b

15.22^bc

2.86^c

4.93^a

13-01-2016

5.64^ab

4.31^b

14.93^bc

2.90^bc

4.51^a

SEM¹

0.044366

0.159413

0.380694

0.029843

0.249023

P > F

Egg shell color

0.0111

0.3187

0.7478

0.0348

0.6023

Collection date

0.0012

0.2130

0.0002

0.0063

0.0314

ESC × CD

0.0735

0.3441

0.2358

0.9675

0.5598