Synthesis, Characterization, and Anti-Phytopathogen Evaluation of 6-Oxychitosan Derivatives Containing N-Quaternized Moieties in Its Backbone

Table 2

The minimum inhibitory concentrations (MICs) of chitosan, 6-oxychitosan, 1, 2, and 3 against X. oryzae, P. syringae, and E. rhapontici in the 96-well polystyrene microtiter plate.

	MIC (mg/l)
	X. oryzae	P. syringae	E. rhapontici
Chitosan	>5000	>5000	>5000
6-Oxychitosan	2500	5000	625
1	2500	1250	625
2	2500	2500	313
3	625	625	156