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. 2021 Sep 30;63(5):1064–1075. doi: 10.5187/jast.2021.e96

Table 2. Analyzed chemical composition (g/kg DM or as stated) of the experimental diets.

Item Treatments1)
Control HCP
DM (g/kg as fed) 898 911
OM 940 943
CP 156 173
SOLP 58 67
NDICP 17 18
ADICP 10 12
aNDF 338 353
ADF 162 188
ADL 30 35
Ether extract 44 55
Ash 60 57
Ca 8 9
P 5 5
K 11 11
Na 3 3
Cl 5 5
S 3 3
TDN 747 753
ME (MJ/kg DM) 11.2 10.8
NEm (MJ/kg DM) 7.4 7.5
NEg (MJ/kg DM) 4.7 4.8
Total carbohydrates 740 715
NFC 419 381
Carbohydrate fractions (g/kg carbohydrate)
 CA 63 63
 CB1 430 393
 CB2 73 76
 CB3 336 350
 CC 99 117
Protein fractions (g/kg CP)
 PA+B1 373 387
 PB2 520 510
 PB3 46 34
 PC 61 70
1)

Control, containing 156 g/kg DM of CP; HCP, high level of crude protein, containing 173 g/kg DM of CP.

DM, dry matter; OM, organic matter; CP, crude protein; SOLP, soluble CP; NDICP, neutral detergent insoluble CP; ADICP, acid detergent insoluble CP; aNDF, neutral detergent fiber analyzed using a heat-stable amylase and expressed inclusive of residual ash; ADF, acid detergent fiber; ADL, acid detergent lignin; TDN, total digestible nutrients; NEm, net energy for maintenance; NEg, net energy for growth; NFC, non-fiber carbohydrate; CA, carbohydrate A fraction, ethanol soluble carbohydrates; CB1, carbohydrate B1 fraction, starch; CB2, carbohydrate B2 fraction, soluble fiber; CB3, carbohydrate B3 fraction, available insoluble fiber; CC, carbohydrate C fraction, unavailable carbohydrate; PA+B1, protein A and B1 fractions, soluble CP; PB2, protein B2 fraction, intermediate degradable CP; PB3, protein B3 fraction, slowly degradable fiber-bound CP; PC, protein C fraction, unavailable CP.