苹果黑星病是世界各苹果产区的重要病害之一。

Apple Scab is one of important diseases in apple producing areas of the world.

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测定了苹果黑星病菌接种秦冠、富士和嘎啦三个苹果品种后植株叶片内POD、SOD、PPO和PAL四种酶活性的变化。

Changes of enzyme activity of POD, SOD, PPO and PAL of 3 different resistant cultivars that were inoculated with pathogens and water were determined in different time.

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