2. Spearman Correlation between (a) Airborne Bacterial Concentrations (16S rRNA), Ice Nucleation Particles (INP), and WIBS Fluorescent Particles, (b) Airborne Bacterial Concentrations (16S rRNA), Ice Nucleation Particles (INP), and Particle Volume Concentration at Variable Size Classes (V1 = 1 μm, V2.5 = 1 μm etc), and (c) Airborne Bacterial Concentrations (16S rRNA), Ice Nucleation Particles (INP), and Organics and Ions (SO4 2–, NH4 +, NO3 –, Cl–) .
| (a) | A WIBS | B WIBS | C WIBS | AB WIBS | AC WIBS | BC WIBS | ABC WIBS |
|---|---|---|---|---|---|---|---|
| bacteria (16S rRNA) | 0.82* | –0.04 | 0.82* | –0.18 | 0.43 | 0.46 | –0.04 |
| INP | 0.43 | 0.39 | 0.32 | 0.36 | 0.25 | 0.39 | 0.43 |
| (b) | V1 | V2.5 | V10 | V1–10 | INP |
|---|---|---|---|---|---|
| bacteria (16S rRNA) | 0.61 | 0.86* | 0.82* | 0.82* | –0.04 |
| INP | 0.61 | 0.25 | 0.21 | 0.21 |
| (c) | Organics | SO 4 2– | NH 4 + | NO 3 – | Cl – |
|---|---|---|---|---|---|
| bacteria (16S rRNA) | –0.71 | –0.46 | –0.85* | –0.85* | –0.61 |
| INP | 0.29 | 0.71 | 0.19 | 0.20 | 0.41 |
a
The asterisk denotes statistically significant results (p < 0.05).