黄瓜炭疽病近年来发生不断趋重，是由引进的种子带菌所造成的。春秋两季均有发生，防治难度较大，对生产影响巨大。
本文进一步证明草酸能显著诱导黄瓜对炭疽病的系统抗性，同时发现硫酸亚铁亦具有显著的诱抗效果。
The study showed that oxalate-induced systemic resistance to anthracnose in cucumber leaves was due to the function of oxalate anion group.
细菌性萎蔫病、炭疽病和菌核病是黄瓜上的重要病害，一旦病害发生会严重影响黄瓜产量，造成较大的经济损失。
Cucumber bacterial wilt, cucumber anthracnose and cucumber sclerotinia rot are serious diseases on cucumber, which can badly reduce the cucumber field yield.
同时，本发明的部分化合物还具有很好的杀菌活性，可用 于防治水稻稻瘟病、黄瓜霜霉病、炭疽病。
Simultaneously, a part of the compounds also have better sterilizing activity and can be used for controlling rice blasts, cucumber downy mildews and anthraxes.
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