TY - BOOK AU - THUKRAL, Meenakshi TI - Comparative studies on plasmids of (Bacillus thuringiensis) U1 - T 632.96 T48C PY - 1995/// CY - Ludhiana PB - PAU KW - BACILLUS THURINGIENSIS KW - INSECT PESTS -- BIOLOGICAL CONTROL KW - PLASMID N2 - Four hundred and fifty bacterial clones were obtained from different soil samples and subjected to identification on the basis of colony morphology, gram's reaction, differential staining, cell shape and sporulation. Seven cuitures were found to be Gram p ER -