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卷叶虫类(褐卷叶蛾、小卷叶蛾)是目前苹果园主要害虫之一。1972年,我们进行了利用赤眼蜂防治苹果褐卷叶蛾的试验,现将结果报导如下。
Leaf roller worms (brown leaf roller, leaf roller moth) is one of the major apple pests. In 1972, we carried out the use of Trichogramma anti-brown apple leaf roller test, the results reported below.