Table 5. Effects of feeding frequency on hormone profiles of lactating sows during summer

Item	T1	T2	SEM	p-value
FSH (ng/mL)
Post farrowing	2.07	2.05	0.03	0.627
Weanling	3.03	3.10	0.02	0.103
LH (ng/mL)
Post farrowing	0.52	0.50	0.02	0.408
Weanling	0.62	0.66	0.02	0.156
Cortisol (ng/mL)
Post farrowing	6.53	6.36	0.20	0.541
Weanling	4.72	4.21	0.27	0.205
Insulin (μIU/mL)
Post farrowing	20.67	20.42	0.40	0.664
Weanling	17.47	18.15	0.29	0.127

T1, 3 feeding time per day (06:00, 11:00, and 17:00); T2, 4 feeding time per day (06:00, 11:00, 17:00, and 22:00); SEM, standard error of means; FSH, follicle stimulating hormone; LH, luteinizing hormone.