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Table 5 Effects of meal frequency on the nitrogen balance in gilts1,2,3

From: Beneficial effects of a decreased meal frequency on nutrient utilization, secretion of luteinizing hormones and ovarian follicular development in gilts

Items T1 T2 T6 P-value
Nitrogen balance, g/d
 Intake 70.04 70.04 70.04 1.00
 Fecal excretion 6.29 ± 0.93 7.68 ± 0.88 8.50 ± 1.59 0.408
 Urine excretion 24.09 ± 0.99a 32.02 ± 2.14b 32.26 ± 3.32b 0.027
 Absorbed N 63.74 ± 0.93 62.36 ± 0.88 61.54 ± 1.59 0.408
 Retained N 39.08 ± 1.50a 30.34 ± 2.55b 29.27 ± 3.94b 0.040
 N net utilization, %4 55.80 ± 2.14a 43.32 ± 3.64b 41.80 ± 5.63b 0.039
 N digestibility, % 91.01 ± 1.33 89.04 ± 1.26 91.75 ± 1.31 0.189
 Retention ratio, %5 61.31 ± 2.16a 48.46 ± 3.80b 47.20 ± 5.83b 0.044
  1. 1Results are presented as means ± SEMs. n = 8
  2. 2T1 means gilts fed one meal per day, T2 means gilts fed two meals per day, and T6 means gilts fed six meals per day
  3. 3Different letters a, b denote P < 0.05
  4. 4N net utilization, % = N retained/N intake × 100
  5. 5Retention ratio, % = N retained/N absorbed × 100