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Table 3 Age-specific mortality of T. absoluta treated with the two tested microbial pesticides

From: Microbial biopesticides affected age-stage life table of the tomato leaf miner, Tuta absoluta (Lepidoptera – Gelechiidae)

Age stages (x) Microbial biopesticides Number alive at begging of x(l x ) Number dying during (x) % mortality (100qx) % cumulative surviving (100rx)
Egg Control
B. thuringiensis
B. bassiana
30
30
30
0
0
0
0
0
0
100
100
100
Larva Control
B. thuringiensis
B. bassiana
30
30
30
2
16
13
6.6
53.3
43.3
93.3
46.6
56.6
Pupa Control
B. thuringiensis
B. bassiana
28
14
17
1
2
3
3.3
6.6
10
90
40
46.6
Adult Control
B. thuringiensis
B. bassiana
27
12
14
   90
40
46.6
  1. x developmental stage, l x number entering stage, 100qx percent apparent mortality, 100r x percent cumulative surviving