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Table 1 Mean numbers of dead larvae, infested areas, and numbers of infested tunnels/colony caused by the greater wax moth, G. mellonella in treated and untreated honeybee colonies

From: Efficacy of the larval parasitoid, Bracon hebetor Say. (Hymenoptera: Braconidae) on the greater wax moth larvae, Galleria mellonella (L.) (Lepidoptera: Pyralidae) under laboratory and field conditions

Month Week No. of dead larvae/wax combs Infested areas of larvae (inch2)/wax combs No. of infested tunnels/wax combs
Treated Untreated Treated Untreated Treated Untreated
September, 2018 1st week 88.0 ± 2.0 10 17.3 ± 2.52 60 13.7 ± 1.53 75
2nd week 94.7 ± 1.53 37 55 ± 13.75 87 5.3 ± 0.58 35
3rd week 93.0 ± 4.0 42 55.7 ± 35.44 104 8.3 ± 2.89 85
4th week 90.0 ± 2.0 31 3.3 ± 0.58 11 1.0 ± 1.0 42
Mean/month 91.43 ± 0.95B 30 ± 14.07 32.8 ± 12.48A 65.5 ± 40.6 7.1 ± 0.72A 59.25 ± 24.47
October 1st week 83.0 ± 3.0 30 0.3 ± 0.58 15 2.0 ± 2.0 11
2nd week 83.0 ± 3.61 34 1.7 ± 2.89 10 1.3 ± 1.15 18
3rd week 91.3 ± 2.52 42 2.3 ± 0.58 33 2.3 ± 1.53 35
4th week 95.3 ± 2.08 31 2.7 ± 4.62 18 1.7 ± 2.08 10
Mean/month 88.15 ± 1.89BC 34.25 ± 5.44 1.75 ± 1.15BC 19.0 ± 9.9 1.83 ± 0.38 18.5 ± 11.56
November 1st week 88.7 ± 1.53 32 5 ± 4.58 16 0.0 ± 0.0 11
2nd week 89.7 ± 0.58 40 14.0 ± 7.55 53 1.7 ± 2.89 26
3rd week 87.3 ± 3.06 48 0.0 ± 0.0 21 0.3 ± 0.58 10
4th week 84.7 ± 3.21 29 0.7 ± 1.15 18 0.3 ± 0.58 12
Mean/month 87.6 ± 0.88C 37.25 ± 8.54 4.93 ± 1.01B 27.0 ± 17.5 0.6 ± 0.58C 14.75 ± 7.54
December 1st week 84.7 ± 2.08 54 0 ± 0.0 20 0.3 ± 0.58 12
2nd week 85.7 ± 3.06 32 0.7 ± 1.15 27 0.0 ± 0.0 16
3rd week 95.7 ± 1.53 54 0 ± 0.0 29 0.0 ± 0.0 20
4th week 99.3 ± 1.15 82 0 ± 0.0 2 0.0 ± 0.0 18
Mean/month 91.35 ± 0.72B 55.5 ± 20.49 0.18 ± 0.29C 19.5 ± 12.3 0.1 ± 0.14D 16.5 ± 3.42
January, 2019 1st week 93.3 ± 4.04 79 0 ± 0.0 22 0.0 ± 0.0 11
2nd week 93.3 ± 6.11 80 0.3 ± 0.58 13 0.0 ± 0.0 14
3rd week 100.0 ± 0.00 93 0 ± 0.0 4 0.0 ± 0.0 7
4th week 92.7 ± 2.52 84 0 ± 0.0 2 0.0 ± 0.0 4
Mean/month 94.83 ± 1.13BC 84 ± 6.38 0.075 ± 0.144C 10.3 ± 9.2 0.0 ± 0.0D 9 ± 4.40
February 1st week 97.3 ± 2.52 77 0 ± 0.0 25 0.3 ± 0.58 23
2nd week 98.0 ± 2.0 67 1.3 ± 1.15 13 0.3 ± 0.58 23
3rd week 94.7 ± 2.52 81 0.3 ± 0.58 12 0.0 ± 0.0 8
4th week 99.7 ± 0.58 91 0 ± 0.0 8 0.3 ± 0.58 5
Mean/month 97.43 ± 1.46A 79 ± 9.93 0.4 ± 0.144C 14.5 ± 7.33 0.23 ± 0.25D 14.75 ± 9.60
General mean 91.8 ± 3.79a 53.3 ± 23.54b 6.7 ± 2.03b 25.9 ± 20.16a 0.2 ± 0.15b 22.1 ± 18.46a
L.S.D (0.05) 3.341   2.43   0.328  
  1. Means in the same row or the same column which have the same letter, are not significantly differed at 0.05 level of probability