Feeding Rate and Mortality Impact of Crystals and Endospores Versus Crystals – Producing Recombinants of Bacillus Thuringiensis Against Cotton Leafworm. Int. J. Biotech. Well. Indus. 2013, 1 (4), 224-234. https://doi.org/10.6000/1927-3037.2012.01.04.2.