A Bacillus thuringiensis isolation method utilizing a novel stain, low selection and high throughput produced atypical results

Table 3 Preparation methods and their use.

Preparation Method	Number of samples Screened	Number of Colonies Screened	Number of Samples with B. thuringiensis Isolates
A	13	1,560	1
B	2	120	0
C	2	54	1
D	2	80	0
E	2	34	1
F	70	7,172	43
G	13	1,329	4
	Total: 104	Total: 10,349	Total: 50

ISSN: 1471-2180