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Table 1 Concentration mortality response of Metarhizium rileyi to different larval instars of Helicoverpa armigera after 7 days of treatment

From: Evaluation of Metarhizium rileyi Farlow (Samson) impregnated with azadirachtin and indoxacarb against Helicoverpa armigera (Hubner)

Larval instars

Conidial suspension/ml

Control

108

107

106

105

104

103

102

1st

83.33

76.67

53.33

36.67

20.00

0

2nd

80.00

60.00

43.33

30.00

16.67

0

3rd

83.33

66.67

56.67

43.33

33.33

20.00

0

4th

76.67

66.67

56.67

40.00

26.67

16.67

0

5th

53.33

46.66

36.66

23.22

20.00

13.33

0