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枣曲又称枣尺蠖,主要为害枣树,也可为害苹果、梨等,在枣产区为害较普遍。用喷洒化学农药的方法防治枣步曲,往往因枣树树体高大,喷洒不周到,长期喷药防治害虫还会产生较强的抗药性,而且破坏自然界的生态平衡。枣树花期喷药容易将为枣树传粉的蜜蜂杀死,影响枣树的授粉。因此,大量喷洒化学农药不是防治枣步曲的理想方法。根据枣步曲的发生规律及特点,采取以下几种措施,防治效果较好。
Jujube song, also known as jujube 蠖, the main damage jujube, but also harmful apple, pear, jujube-producing areas more common damage. Spraying chemical pesticides to control jujube steps, often jujube tree tall, poorly sprayed, long-term spraying pesticides will produce strong resistance, but also undermine the ecological balance of nature. Jujube flowering spray will be easy for the jujube pollination bees kill, affecting jujube pollination. Therefore, spraying a large number of chemical pesticides is not an ideal method of preventing jujube steps. According to the law and characteristics of jujube steps, take the following measures to control better.