Number of obtained particles | Number of characterised samples | Number of destroyed samplesa | Number of particles < 0.1 mm collected for further analysis | |
---|---|---|---|---|
Treated sludge | 25 | 16 | 4 | 5 |
Peat substrate | 2 | 1 | 0 | 1 |
Peat substrate-fertilised | 17 | 6 | 0 | 11 |
Peat substrate-control | 11 | 4 | 0 | 7 |