TY - JA AU - Ang,B.J. AU - Nickerson,K.W. TI - Purification of the protein crystal from Bacillus thuringiensis by zonal gradient centrifugation [Microbial insecticide] SN - 1098-5336 U1 - 79-400423 PY - 1978/// KW - Protection of plants and stored products N1 - Peer-review: Yes - Open Access: Yes|http://science.thomsonreuters.com/cgi-bin/jrnlst/jlresults.cgi?PC=MASTER&ISSN=0099-2240; Ref T2 - Applied and Environmental Microbiology ER -