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Table 4 Effect of BKN20 5%AS on some biological parameters of non-target beneficial organisms (Stethorus gilvifrons) in tea

From: Beauveria bassiana: as a potential microbial biocontrol agent for tea mosquito bug, Helopeltis theivora Waterhouse (Hemiptera: Miridae) in Dooars and Darjeeling, India

Treatment Concentration (ml/ha) Larval mortality (%) Larval period (days) Pupal period (days) Adult emergence (%)
BKN20 5%AS 600 ml$ 0.00a 8.31 ± 2.12a 4.64 ± 0.13a 94.00a
  800 ml$ 0.00a 8.32 ± 2.12a 4.64 ± 0.13a 95.00a
  1000 ml$ 0.00a 8.32 ± 2.12a 4.32 ± 0.11a 94.00a
  1200 ml$ 0.00a 9.33 ± 2.34a 4.65 ± 0.13a 100.00a
Untreated control 0.00a 9.12 ± 2.23a 4.33 ± 0.11a 100.00a
CD (5%)   1.61 1.56 15.01
CV (%)   5.78 14.66 7.21
  1. Means followed by similar letters in a column are not significantly different at 5% (DMRT F-Test, p > 0.05)
  2. $Containing 2 × 107 conidia/ml