Fig. 2From: Genetic diversity among different geographical isolates of the gram pod borer, Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) nucleopolyhedrosis virus (HearNPV)Phylogenetic tree based on polyhedrin nucleotide (a)/ deduced amino acid sequences (b) of HearNPV isolates from different geographical regionsBack to article page