Leaf disc cleaning Treatment N Microbial load (logCFU/g) Control 1 5.31 Control 2 5.40 Control 3 5.49 Control 4 6.21 Control 5 5.53 Control 6 6.22 Control 7 6.15 Control 8 5.28 Control 9 5.58 Control 10 5.35 Control 11 5.45 Control 12 5.50 Control 13 5.49 Control 14 5.13 Control 15 5.29 UAS (20 seconds) 1 5.57 UAS (20 seconds) 2 4.55 UAS (20 seconds) 3 4.33 UAS (20 seconds) 4 4.39 UAS (20 seconds) 5 4.45 UAS (20 seconds) 6 4.88 UAS (20 seconds) 7 3.63 UAS (20 seconds) 8 3.77 UAS (20 seconds) 9 4.26 UAS (20 seconds) 10 4.07 UAS (20 seconds) 11 4.37 UAS (20 seconds) 12 3.76 UAS (20 seconds) 13 4.49 UAS (20 seconds) 14 4.47 UAS (20 seconds) 15 4.15 Non-UAS (20 seconds) 1 5.20 Non-UAS (20 seconds) 2 5.04 Non-UAS (20 seconds) 3 5.24 Non-UAS (20 seconds) 4 5.19 Non-UAS (20 seconds) 5 5.37 Non-UAS (20 seconds) 6 5.98 Non-UAS (20 seconds) 7 6.36 Non-UAS (20 seconds) 8 4.26 Non-UAS (20 seconds) 9 4.00 Non-UAS (20 seconds) 10 3.99 Non-UAS (20 seconds) 11 3.77 Non-UAS (20 seconds) 12 4.58 Non-UAS (20 seconds) 13 5.28 Non-UAS (20 seconds) 14 4.26 Non-UAS (20 seconds) 15 3.84 UAS (40 seconds) 1 4.20 UAS (40 seconds) 2 4.18 UAS (40 seconds) 3 4.98 UAS (40 seconds) 4 4.24 UAS (40 seconds) 5 4.22 UAS (40 seconds) 6 4.18 UAS (40 seconds) 7 3.77 UAS (40 seconds) 8 4.53 UAS (40 seconds) 9 3.93 UAS (40 seconds) 10 4.36 UAS (40 seconds) 11 4.68 UAS (40 seconds) 12 4.46 UAS (40 seconds) 13 4.55 UAS (40 seconds) 14 4.38 UAS (40 seconds) 15 4.38 Non-UAS (40 seconds) 1 4.31 Non-UAS (40 seconds) 2 4.48 Non-UAS (40 seconds) 3 4.82 Non-UAS (40 seconds) 4 5.29 Non-UAS (40 seconds) 5 5.32 Non-UAS (40 seconds) 6 4.60 Non-UAS (40 seconds) 7 4.85 Non-UAS (40 seconds) 8 4.00 Non-UAS (40 seconds) 9 4.65 Non-UAS (40 seconds) 10 4.27 Non-UAS (40 seconds) 11 5.12 Non-UAS (40 seconds) 12 4.33 Non-UAS (40 seconds) 13 4.36 Non-UAS (40 seconds) 14 4.73 Non-UAS (40 seconds) 15 4.50