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Table 4 Growth performance of Muscovy ducks fed BSF and YM live larvae provided at 5% of the expected ADFI

From: Does the provision of live black soldier fly and yellow mealworm larvae improve Muscovy duck welfare?

Item

Age

Dietary treatmenta

SEM

P-value

C

BSF

YM

LW, g

3 d

80.7

79.9

80.4

0.599

0.890

31 d

1,257

1,257

1,247

8.76

0.886

55 d

2,589

2,634

2,607

11.6

0.297

ADG, g/d

3–31 d

42.0

42.0

41.7

0.301

0.876

31–55 d

55.5

57.4

56.6

0.574

0.423

3–55 d

48.2

49.1

48.6

0.226

0.294

ADFI (g/d) + larvae

3–31 d

81.2

79.5 + 4.54

77.2 + 4.54

0.981

0.262

31–55 d

176

182 + 8.15

181 + 8.15

2.09

0.506

3–55 d

125

126 + 6.21

124 + 6.21

1.20

0.772

FCR (g/g, DM basis) + larvae

3–31 d

1.76

1.75

1.72

0.025

0.859

31–55 d

2.86

2.89

2.89

0.041

0.962

3–55 d

2.34

2.37

2.34

0.029

0.928

  1. C Control, BSF Black soldier fly, YM Yellow mealworm, SEM Standard error of the mean, LW Live weight, ADG Average daily gain, ADFI Average daily feed intake (as fed), FCR Feed conversion ratio (on a dry matter basis, including the larvae intake), DM Dry matter
  2. aThree dietary treatments: C: control, commercial feed; BSF: commercial feed + 5% live BSF larvae; YM: commercial feed + 5% live YM larvae