Columbia subject headings:
Bacillus subtilis--Congresses.
Bacillus thuringiensis--Congresses.
Bacterial genetics--Congresses.
Biotechnology--Congresses.
Harvard subject headings:
Bacillus (Bacteria)--Biotechnology--Congresses.
Bacillus (Bacteria)--Genetics--Congresses.
Bacillus subtilis--Biotechnology--Congresses.
Bacillus subtilis--Congresses.
Bacillus subtilis--Genetics--Congresses.
Bacillus thuringiensis--Congresses.
Bacterial genetics--Congresses.
Biotechnology--Congresses
Princeton subject headings:
Bacillus subtilis--Congresses.
Bacillus thuringiensis--Congresses.
Bacterial genetics--Congresses.
Biotechnology--Congresses.