Table 3. The amino acid composition of EP and MP diets

Composition (% of crude protein in diet) Experimental diet
EP MP
Essential amino acid
 Arginine (Arg) 5.23 ± 0.05NS 5.71 ± 0.00
 Histidine (His) 3.29 ± 0.06NS 3.42 ± 0.18
 Isoleucine (Ile) 3.91 ± 0.08* 3.47 ± 0.02
 Leucine (Leu) 6.12 ± 0.12NS 5.81 ± 0.03
 Lysine (Lys) 6.24 ± 0.12NS 5.75 ± 0.01
 Methionine (Met) 1.92 ± 0.47NS 1.56 ± 0.45
 Phenylalanine (Phe) 3.41 ± 0.13NS 3.27 ± 0.15
 Threonine (Thr) 2.81 ± 0.03NS 2.87 ± 0.17
 Valine (Val) 4.71 ± 0.04* 4.36 ± 0.03
Non-essential amino acid
 Alanine (Ala) 5.14 ± 0.18NS 5.45 ± 0.01
 Aspartic acid (Asp) 7.31 ± 0.13NS 7.67 ± 0.35
 Cysteine (Cys) 1.87 ± 0.25NS 1.64 ± 0.11
 Glutamic acid (Glu) 10.3 ± 0.30NS 11.1 ± 0.10
 Glycine (Gly) 4.81 ± 0.09 6.90 ± 0.03*
 Proline (Pro) 3.90 ± 0.62NS 4.30 ± 0.50
 Serine (Ser) 2.61 ± 0.04NS 2.91 ± 0.13
 Tyrosine (Tyr) 2.05 ± 0.02* 1.71 ± 0.06
 Total 75.7 ± 0.5 77.9 ± 0.1*
Asterisk indicates significant difference (p < 0.05); NS indicated no significant difference (p > 0.05).
EP, extruded pellet; MP, moist pellet; NS, not significant.