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Table 4 Standardized ileal digestibility (%) of amino acids (AA) in copra and palm kernel products and in soybean meal1

From: Nutritional value of high fiber co-products from the copra, palm kernel, and rice industries in diets fed to pigs

Item

Copra meal

Copra expellers

Palm kernel meal

Palm kernel expellers

Soybean meal

Crude protein

79.9

67.6

71.3

81.8

87.0

Indispensable AA

 Arg

91.2

90.0

88.3

90.4

94.0

 His

82.5

73.2

80.8

83.6

90.0

 Ile

81.6

76.7

80.4

83.5

89.0

 Leu

81.6

78.5

79.7

82.4

88.0

 Lys

72.8

40.3

71.1

76.5

89.0

 Met

85.5

82.1

82.2

85.0

90.0

 Phe

84.5

81.4

82.2

84.6

88.0

 Thr

76.7

64.4

73.9

77.2

85.0

 Trp

88.4

66.3

87.5

89.4

91.0

 Val

79.0

77.8

77.2

81.0

87.0

Mean

82.6

73.1

80.3

83.4

89.1

Dispensable AA

 Ala

78.2

79.0

72.5

79.0

85.0

 Asp

78.9

66.5

75.8

77.5

87.0

 Cys

68.0

53.1

71.7

76.4

84.0

 Glu

79.9

67.3

81.2

82.0

89.0

 Gly

76.2

60.6

65.1

77.9

84.0

 Pro

128.8

125.0

54.9

121.5

113.0

 Ser

82.0

70.5

80.0

83.7

89.0

 Tyr

82.8

58.0

80.1

82.7

88.0

Mean

83.7

72.5

75.2

83.7

89.9

Mean all AA

83.2

72.8

77.6

83.5

89.5

  1. 1Refereces [9, 10, 15]