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Table 1 Wet and dry sieving results determining the absolute particle sizes of the types of feed administered to the slaughter pigs

From: The role of Helicobacter suis, Fusobacterium gastrosuis, and the pars oesophageal microbiota in gastric ulceration in slaughter pigs receiving meal or pelleted feed

Animal weight

Meal feed

Pelleted feed

Dry sieving

Wet sieving

Wet sieving

% < 1 mm

GMD

% < 1 mm

% < 1 mm

20–45 kg

68.0

620

77.9

86.4

71.1

588

77.9

86.3

69.3

613

77.0

85.4

45–80 kg

67.0

635

78.0

85.6

69.8

605

80.2

85.7

69.2

609

79.5

85.5

80–115 kg

67.2

633

78.2

82.7

70.0

599

78.0

84.7

68.3

621

77.9

84.2

  1. The more finely ground, pelleted feeds were obtained by grounding the meal type feeds using a hammer mill. GMD = geometric mean diameter.