Minimum Inhibitory Concentration (MIC) of LSP treatments tested against Cu-tolerant X. perforans, and P. syringae, and C. michiganensis bacterial strains.

MIC (μg mL−1)
	X. perforans (GEV 485)	Pseudomonas syringae pv. syringae (ATCC 19310)	Clavibacter michiganensis subsp. michiganensis (ATCC 10202)
LSP-50 nm	Cu: 4	Cu: 4	Cu: 4
	Quat: 1	Quat: 1	Quat: 0.5
LSP-180 nm	Cu: 4	Cu: 4	Cu: 4
	Quat: 1	Quat: 1	Quat: 0.5
LSP-600 nm	Cu: 4	Cu: 4	Cu: 4
	Quat: 1	Quat: 1	Quat: 0.5
Quat (DDAC)	1	2	0.5
LSP–Quat-50 nm	1	2	0.5
LSP–Quat-180 nm	1	2	0.5
LSP–Quat-600 nm	1	2	0.5
LSP–Cu-50 nm	50	50	100
LSP–Cu-180 nm	50	50	100
LSP–Cu-600 nm	50	50	100
Kocide 3000	100	100	200