Concentrations (spores ml−1)
|
Larval instars
|
Mortality percentage
|
---|
1 day
|
2 days
|
3 days
|
4 days
|
5 days
|
---|
1 × 106
|
L2
|
0.0
|
16.0 a
|
50.0a
|
76.0a
|
85.0a
|
L3
|
0.0
|
6.0b
|
45.0b
|
63.0b
|
65.0b
|
L4
|
0.0
|
6.0b
|
40.0c
|
55.0c
|
63.0b
|
L5
|
0.0
|
0.0c
|
10.0d
|
13.0d
|
15.0c
|
1 × 107
|
L2
|
16.0
|
53.0a
|
60.0a
|
93.0a
|
95.0a
|
L3
|
0.0
|
33.0b
|
53.0b
|
75.0b
|
75.0b
|
L4
|
0.0
|
16.0c
|
50.0b
|
63.0c
|
73.0b
|
L5
|
0.0
|
3.0d
|
13.0c
|
18.0d
|
23.0c
|
1 × 108
|
L2
|
23.0
|
65.0a
|
83.0a
|
96.0a
|
96.0a
|
L3
|
0.0
|
38.0b
|
80.0a
|
86.0b
|
88.0b
|
L4
|
0.0
|
20.0c
|
53.0b
|
73.0c
|
75.0c
|
L5
|
0.0
|
5.0d
|
22.0c
|
25.0d
|
46.0d
|
1 × 109
|
L2
|
30.0
|
75.0a
|
90.0a
|
97.0a
|
99.0a
|
L3
|
0.0
|
43.0b
|
85.0b
|
89.0b
|
90.0b
|
L4
|
0.0
|
23.0c
|
60.0c
|
85.0c
|
88.0c
|
L5
|
0.0
|
7.0d
|
33.0d
|
40.0d
|
56.0d
|
Control
|
L2:5
|
0.0
|
0.0
|
0.0
|
0.0
|
0.0
|
- Means of the same column at the same concentration followed by different letters are significantly different (P ≤ 0.05)