R. Kaur, J. S. Virk, and N. Joshi, “Bio-Efficacy of DOR Bt, a <I>Bacillus thuringiensis</I> formulation against Rice Leaf Folder, <I>Cnaphalocrosis medinalis</I> (Guenee) in Punjab”, JBC, vol. 22, no. 2, pp. 475–477, Dec. 2008.