Skip to main content

Table 1 Mortality percentage of the 2nd and 4th instars of Spodoptera litura larvae treated with nucleopolyhedrovirus alone and in combination with chlorantraniliprole

From: Evaluation of indigenous the nucleopolyhedrovirus (NPV) of Spodoptera litura (Fabricius) (Lepidoptera: Noctuidae) in combination with chlorantraniliprole against Spodoptera species

Treatments (POB ml−1) 2nd instar larvae (n = 20) 4th instar larvae (n = 20)
Mortality% Expected mortality CTF Interaction Mortality % Expected mortality CTF Interaction
NPV-1 (1 × 104) 34.02     20.43    
NPV-2 (6 × 104) 48.41     32.69    
NPV-3 (3 × 105) 60.48     42.29    
Chl 38.10     24.43    
NPV-1+Chl 74.13 75.58 − 6.63 Additive 42.52 43.61 − 0.85 Additive
NPV-2+Chl 85.56 75.67 14.54 Additive 55.53 54.17 12.14 Additive
Npv-3+Chl 89.35 79.42 20.16 Synergistic 75.70 65.91 19.13 Synergistic
Control 2.38     1.59    
F 251     275    
DF 7,71     7,62    
P < 0.01     < 0.01    
  1. CFT co-toxicity factor