Table 1.

The variants of experiments to determine the ability of single bacterial culture and their association for biodegradation of obsolete pesticide, as Aldrin

Species of bacterial culture, in doses of 2 × 108 CFU (colony-forming units) ml−1	Concentrations of Aldrin, in mg/per 50 ml of mineral medium	Incubation time of bacterial culture with pesticide, in days
Pseudomonas fluorescens	0.2 mg	2, 4, 6, and 12
Pseudomonas fluorescens	0.5 mg	2, 4, 6, and 12
Pseudomonas fluorescens	1.0 mg	2, 4, 6, and 12
Micrococcus sp.	0.2 mg	2, 4, 6, and 12
Micrococcus sp.	0.5 mg	2, 4, 6, and 12
Micrococcus sp.	1.0 mg	2, 4, 6, and 12
Flavobacterium sp.	0.2 mg	2, 4, 6, and 12
Flavobacterium sp.	0.5 mg	2, 4, 6, and 12
Flavobacterium sp.	1.0 mg	2, 4, 6, and 12
Bacillus sp.	0.2 mg	2, 4, 6, and 12
Bacillus sp.	0.5 mg	2, 4, 6, and 12
Bacillus sp.	1.0 mg	2, 4, 6, and 12
The association of Pseudomonas fluorescens + Micrococcus sp. + Flavobacterium sp. + Bacillus sp.	0.2 mg 0.5 mg 1.0 mg	2, 4, 6, and 12
Control: mineral medium without microbial culture	1.0 mg	2, 4, 6, and 12