TABLE 1.

Means and standard errors for results of a trial that examined the efficacy of CLO₂ gas over 24 h on the culturability and overall conidia numbers of three hyphomycetes mold species

Organisms and parameters	Treatment with ClO2a
	0 ppm	500 ppm	1,000 ppm
S. chartarum
Recovered CFU	2.6 × 106 (0.19 × 106)	0 (0)	0 (0)
Recovered conidia	1.071 × 107 (2.26 × 106)	8.13 × 106 (1.95 × 106)	9.5 × 106 (2.1 × 106)
% Culturable spores	48.0 (6.70)	0 (0)	0 (0)
Treatment efficiency (%)		100.00	100.00
C. cladosporioides
Recovered CFU	1.8 × 106 (0.18 × 106)	0 (0)	0 (0)
Recovered conidia	2.8 × 106 (0.33 × 106)	2.3 × 106 (0.32 × 106)	3.6 × 106 (0.31 × 106)
% Culturable spores	69.0 (7.80)	0 (0)	0 (0)
Treatment efficiency (%)		100.00	100.00
P. chrysogenum
Recovered CFU	7.3 × 106 (0.05 × 106)	0 (0)	0 (0)
Recovered conidia	1.76 × 107 (0.15 × 106)	1.67 × 107 (0.84 × 106)	1.45 × 107 (0.16 × 106)
% Culturable spores	45.0 (3.6)	0 (0)	0 (0)
Treatment efficiency (%)		100.00	100.00

^aValues in parentheses represent standard errors.