桃小食心虫是为害苹果、枣、山楂、海棠、桃、酸枣等多种果树的重要害虫。在我省为害苹果、枣的果实最重,对果品的产量和质量影响较大,虫果率一般为10—30%,严重的可达50%以上,已成为我省当前果品生产的严重威胁。根据桃小食心虫的发生规律,应采用以下防治办法: Peach small heart worms are harmful to apple, date, hawthorn, begonia, peach, jujube and other fruit trees important pests. Apple damage in our province, the most jujube fruit, fruit yield and quality of a larger impact, the fruit rate is generally 10-30%, severe up to 50% or more, has become a serious threat to the current fruit production in our province . According to the occurrence of peach mungbean, the following measures should be taken: