The study showed that oxalate-induced systemic resistance to anthracnose in cucumber leaves was due to the function of oxalate anion group.

Cucumber bacterial wilt, cucumber anthracnose and cucumber sclerotinia rot are serious diseases on cucumber, which can badly reduce the cucumber field yield.

Simultaneously, a part of the compounds also have better sterilizing activity and can be used for controlling rice blasts, cucumber downy mildews and anthraxes.