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Table 3 Effect of ethyl acetate extract on egg hatchability of Tetranychus urticae

From: Myco-metabolites as biological control agents against the two-spotted spider mite, Tetranychus urticae Koch (Acari: Tetranychidae)

  Control 5 (mg/ml) 10 (mg/ml) 20 (mg/ml) 30 (mg/ml) F value LC50 (mg/ml) Slope
Aspergillus melleus
 Mean (no. of eggs) ± SE 1.00d ± 0.58 4.67c ± 0.67 12.67b ± 0.67 19.00a ± 0.58 20.00a ± 0.0 230.464*** 8.81 3.458
 % of unhatched eggs 0.00 18.52 58.92 90.91 95.96
Emericella nidulans
 Mean (no. of eggs) ± SE 1.00e ± 0.58 3.00d ± 0.58 7.00c ± 1.00 17.00b ± 0.58 20.00a ± 0.0 179.5*** 11.66 3.923
 % of unhatched eggs 0.00 10.10 30.30 80.81 95.96
Chaetomium globosum
 Mean (no. of eggs) ± SE 1.00e ± 0.58 4.33d ± 0.88 10.00c ± 1.53 13.00b ± 0.58 20.00a ± 0.0 73.309*** 11.05 3.010
 % of unhatched eggs 0.00 16.84 45.45 60.61 95.96
Aspergillus terreus
 Mean(no. of eggs) ± SE 1.00e ± 0.58 3.00d ± 0.58 5.67c ± 0.67 9.00b ± 0.58 13.33a ± 0.33 77.214*** 23.17 1.960
 % of unhatched eggs 0.00 10.10 23.57 40.40 62.29
  1. Values are mean no. of unhatched eggs ± standard error of three replicates. df = 10. Different letters in the same row indicate a significant difference according to Duncan’s multiple range test
  2. ***Values are significant at P = 0.05 levels