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Table 2 Lethal concentrations of A. alternata VLH1 against major sucking pests of hill agriculture

From: Alternaria alternata strain VLH1: a potential entomopathogenic fungus native to North Western Indian Himalayas

Insect species

Linear equation (Y = ax + c)

LC50 (Spores/ml)

Lower fiducial limits (5%)

Upper fiducial limits (95%)

χ2 value

p values

df

B. brassicae

Y = 0.31x + 3.37

1.2 × 105

1.9 × 101

1.7 × 108

0.88

0.00011

7

T. vaporariorum (Adults)

Y = 0.48x + 3.01

2.0 × 105

5.4 × 101

3.6 × 108

0.96

0.00006

7

T. vaporariorum (Nymphs)

Y = 0.18x + 3.72

4.3 × 105

6.5 × 101

1.7 × 1010

0.98

0.000011

7

M. persicae

Y = 0.47x + 3.27

4.8 × 104

1.7 × 101

1.5 × 107

0.94

0.00021

7

C. choprai

Y = 0.3x + 3.38

2.5 × 106

8.5 × 101

7.4 × 1011

0.98

0.00003

7

A. craccivora

Y = 0.42x + 3.35

8.5 × 104

1.9 × 101

6.8 × 107

0.97

0.00007

 

L. erysimi

Y = 0.485x + 2.94

1.7 × 104

1.1 × 101

9.5 × 107

0.98

0.00016

7

S. avenae

Y = 0.42x + 2.87

1.2 × 105

7.3 × 101

4.3 × 108

0.91

0.00005

7