. 2020 Jan 22;99(3):1444–1453. doi: 10.1016/j.psj.2019.10.064

Table 7.

Nutrient intake of hens fed either a control (CON) or a low crude protein (LCP) diet fortified with graded levels of L-Ile.

Item	CON	Ile70	Ile80	Ile90	Ile100	SEM
Phase 1
SID Ile intake (mg/D)	624^c	570^d	669^b	675^b	733^a	4.43
SID Lys intake (mg/D)	737^c	764^b	793^a	762^b	739^c	5.20
Ca intake (g/D)	3.70^b	3.69^b	4.09^a	3.75^b	3.48^c	0.042
P intake (g/D)	0.61^b	0.66^a	0.66^a	0.67^a	0.61^b	0.007
GE Intake (kcal/D)	349	335	357	341	346	2.37
Phase 2
SID Ile intake (mg/D)	655^c	584^e	622^d	691^b	797^a	5.44
SID Lys intake (mg/D)	891^a	879^a	868^a,b	842^b,c	837^c	7.21
Ca intake (g/D)	3.96	4.39	5.08	4.38	4.12	0.052
P intake (g/D)	0.68	0.75	0.81	0.75	0.69	0.008
GE Intake (kcal/D)	411	389	391	376	376	3.35

Abbreviation: SID, standardized ileal digestible.

^a–cValues are statistically significant (P < 0.05).