Malarvannan S., Sujaikumar G., Purushothaman D., Shanthakumar P., Prabavathy V.R., Nair S..  2010.  Laboratory Efficacy of Lecanicillium lecanii (Zimmermann) Against Different Stages of Helicoverpa armigera and its Biosafety on Trichogramma sp.. Hexopoda. 17(1):58.

Satyan R.S., Malarvannan S., Eganathan P., Rajalakshmi S., Parida AK.  2009.  Growth Inhibitory Activity of Fatty Acid Methyl Esters in the Whole Seed Oil of Madagascar Periwinkle (Apocyanaceae) Against Helicoverpa armigera (Lepidoptera: Noctuidae). Journal of Economic Entomology. 102(3):1202.

Malarvannan S., Giridharan R., Sekar S., Prabavathy V.R., Nair S..  2009.  Ovicidal activity of crude extracts of few traditional plants against Helicoverpa armigera (Hubner) (Noctuidae: Lepidoptera). Journal of Biopesticides. 2(1):71.

Malarvannan S., S. Kumar S, Giridharan R., Nair S.  2008.  Bioefficacy of Argemone mexicana against American Bollworm, Helicoverpa armigera (Hubner) (Noctuidae: Lepidoptera). Hexapoda. 15(1):55.

Malarvannan S., Sekar S., Subashini H.D..  2008.  Efficacy of Cipadessa baccifera leaf extracts against gram pod borer, Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae). JOURNAL OF ENTOMOLOGICAL RESEARCH. 32(1):25.

Balaji P, Malarvannan S., Hariharan G.N..  2007.  Efficacy of Roccella monatgenei Extracts on Helicoverpa armigera (Lepidoptera: Noctuidae). Journal of Entomology. 4(3):252.

Subashini H.D., Malarvannan S., Pillai RR.  2004.  Dodonaea angustifolia - a potential biopesticide against Helicoverpa armigera. Current Science. 86(1):28.