Table 4. Effect of LED colors on concentrations of 17β-estradiol and progesterone of both plasma and oviduct in brown laying hens housed on floor
Parameters | Weeks | LED colors | SEM | P-values |
Red | Blue | Green | White |
In plasma | 17β-estradiol (pg/mL) | 3 | 203.56aB | 151.22b | 137.02b | 159.14bB | 8.963 | 0.030 |
6 | 224.50abA | 182.08b | 189.53b | 263.48aA | 11.631 | 0.029 |
P-values | | 0.002 | 0.324 | 0.213 | 0.000 | - | - |
Progesterone (pg/mL) | 3 | 707.21aA | 410.74b | 463.29b | 563.37ab | 42.105 | 0.043 |
6 | 528.79B | 433.22 | 418.05 | 510.97 | 26.912 | 0.399 |
P-values | | 0.002 | 0.659 | 0.766 | 0.653 | - | - |
In oviduct | 17β-estradiol (pg/mg) | 6 | 20.68 | 21.34 | 23.57 | 20.59 | 0.460 | 0.055 |
Progesterone (pg/mg) | 6 | 41.29b | 36.84b | 126.07a | 46.65b | 10.681 | 0.000 |
SEM, Standard error of means
Means in same rows with different superscripts are significantly different (P<0.05).
Means in same columns with different superscripts are significantly different (P<0.05).