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Table 3 Mean duration (in days) of the different stages of Olpium kochi and the number of victims (1st instar of Spodoptera littoralis) that were consumed by nymphal and adult stages of the animal

From: Arthropod fauna of Thymelaea hirsuta in the Egyptian western desert, with a special reference to Olpium kochi

  Protonymph Deutonymph Tritonymph Subtotal Adult stage
Male Female Male Female Male Female Male Female Male Female
Laboratory conditions (22–25 °C & 50–65% R.H.), 2018
Active period (days) 24.2 23.6 24.6 23.0 39.0 35.2 87.8 ± 0.4 81.8 ± 0.3 132.6 140.4
Inactive period (days) 14.2 14.2 9.4 11.0 13.2 12.8 36.8 ± 0.6 38.0 ± 0.3 0.0 0.0
Total period (days) 38.4 37.8 34.0 34.0 52.2 48.0 124. ± 0.4A 119.8 ± 0.3B 123.6 140.4
Consumed victims (No.) 31.0 30.8 34.4 324 30.6 28.4 96.6 ± 0.5 91.6 ± 0.4 102.2 126.4
Constant conditions (27 ± 1 °C & 60% R.H.)
Active period (days) 11.2 12.6 13.8 13.0 16.0 16.0 41.0 ± 0.2 41.6 ± 0.2 107.4 166.2
Inactive period (days) 14.0 14.2 12.20 11.0 10.4 11.2 37.6 ± 0.4 36.4 ± 0.3 0.0 0.0
Total period (days) 26.0 26.8 26.0 24.0 26.4 27.2 78.6 ± 0.1A 78.0 ± 0.3A 107.4 166.2
Consumed victims (No.) 26.0 22.0 28.4 28.4 31.6 29.6 86.0 ± 0.2 80.0 ± 0.3 101.0 170.4
  1. *Means based on 15 individually reared animals per rearing conditions
  2. Means within a row with the same letter are not significantly different (t test, P > 0.05)