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Table 3 In vitro bioefficacy of Beauveria bassiana against Helopeltis theivora in combination with different adjuvants

From: Role of beneficial fungi in managing diseases and insect pests of tea plantation

TreatmentMortality of 2nd instar nymphs of Helopeltis theivora when exposed to Beauveria bassiana after days of spray*
5 days10 days
T1, Beauveria bassiana + surfactant (Tween 20)67.5 (56.1 ± 5.7)17.5 (21.6 ± 7.4)
T2, B. baasiana + humectant (glycerol)70.0 (57.1 ± 4.3)25.0 (29.3 ± 4.5)
T3, B. bassiana + surfactant + humectant75.0 (60.1 ± 1.9)27.5 (31.5 ± 1.7)
T4, B. bassiana + UV protectant (crude sugar)77.5 (62.1 ± 3.5)30.0 (33.0 ± 2.6)
T5, B. bassiana62.5 (52.5 ± 3.9)20.0 (26.2 ± 3.0)
CDN.S.NS
SE (d)5.76.1
SE (m)4.14.3
CV14.120.4
  1. *Mean of 3 replications, values in parenthesis are angular transformed with ± SE