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1977-1978年在交城磁窑、瓦窑、北关等大队综合防治枣树害虫的同时,对利用赤眼蜂防治枣镰翅小卷蛾进行了一些试验和观察,现将初步结果整理如下。室内接蜂试验 1977年6月初将田间枣镰翅小卷蛾蛹采回室内饲养,成虫羽化后接入有水培枣树带叶小枝的饲养笼中产卵。产卵后3天,剪取载卵叶片制成卵卡,而后接蜂,4-5天后检查寄生效果,见表1。
1977-1978 in Jiaocheng magnetic kiln, tile kiln, Beiguan and other brigade integrated jujube pest control at the same time, the use of Trichogramma jujube to control the disease Solenopsis small-headed moth conducted some experiments and observations, the preliminary results are summarized below . Indoor pick-up test In early June 1977, the jujube leaf-winged Phalaenopsis pumila was collected for indoor feeding. After adult emergence, the adult was inserted into a feeding cage with hydroponical jujube-tree branchlets spawning. Three days after spawning, the ovum leaves were cut to make an egg card, followed by a bee, and the parasitism was checked after 4-5 days (Table 1).