Mehrvar, A., Rabindra, R. J., Veenakumari, K. and Narabenchi, G. B. (2007) “Susceptibility of Crude and Semi-Purified Extracts of Nucleopolyhedrovirus Isolates of <I>Helicoverpa armigera</I> (Hubner) to Simulated Sunlight”, Journal of Biological Control, 21(1), pp. 91–96. doi: 10.18311/jbc/2007/3895.