RESULTSLevels of airborne fungi. Average concentrations ofairborne fungi ranged between 1,696-7,316 cfu/m3 in SM 1,and between 1,706-4,819 cfu/m3 in SM 2 (Tab. 1). Theseaverage concentrations were significantly higher in April-May and July compared to other samplings. In SM 1, thelevel of airborne fungi was twice as high in April-May(6,215 cfu/m3) and 1.5 times higher in July (7,316 cfu/m3)than in SM 2 (p<0.05). In the subsequent periods of sampling,the concentrations were approximately 1,700 cfu/m3 in bothsawmills. The work site had a significant effect on the levelof airborne fungi and influenced the data distribution.When the values obtained from samples taken near thesawmills (SM 1b, SM 2b) were separated from those taken at adistance (SM 1a, SM 2a), data were normally distributed in all4 groups. Average levels of fungal particles were 3 (SM 2b) to9 (SM 1b) times higher in the close proximity of the sawmills(Fig. 1) compared to samples taken at a distance (p<0.001).In July and September in SM 1, significantly higher levelsof aeromycota were recorded in the proximity as well as ata distance (for July only) of the sawmills compared to SM 2(p<0.01; p<0.05). Levels of >10,000 cfu/m3 were recorded onlyin SM 1. Maximum concentration near the sawmills wasmeasured in July (14,400 cfu/m3). Also, in this period, fungallevels exceeded 1,000 cfu/m3 in samples taken at few metersat a distance from sawing, while during other samplings,
the levels of airborne fungi were between 500-1,000 cfu/m3.
Mean concentrations of fungal particles in outdoor air were
significantly lower than in the sawmills (p<0.001), with the
minimum detected in December (158 cfu/m3) and maximum
detected in July (710 cfu/m3). A significant positive correlation
was found between temperature and levels of airborne fungi
in the sawmills and outdoor air
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