Rapeephana Sarasophona. (1995) Characterization and expression of the surface layer protein gene in Bacillus thuringiensis subspecies israelensis strain c40272. Mahidol University,:ม.ป.ท.Rapeephana Sarasophona. 1995. Characterization and expression of the surface layer protein gene in Bacillus thuringiensis subspecies israelensis strain c40272. ม.ป.ท.:Mahidol University,;Rapeephana Sarasophona. Characterization and expression of the surface layer protein gene in Bacillus thuringiensis subspecies israelensis strain c40272. ม.ป.ท.:Mahidol University, 1995. Print.