Sunscreen, check. Plenty of fresh water, check. Swimming lessons, check. Flea control, check.
防晒品，有。大量新鲜饮水，有。游泳课，有。跳蚤防治，有。
Control efficiency of 5 pesticides to rehmanniae flea beetle and influence to their natural enemies were compared in field condition.
田间比较测试了5种杀虫剂对地黄跳甲的防治效果及其对天敌的影响。
The control effect of pesticide 35% phosfolan-methyl EC for mangold flea beetle was 79.2%, but it couldn't control subterranean insect pests.
杀虫剂35%甲基硫环磷乳油叶面喷施对跳甲的防效为79.2%，对地下害虫几乎无效。
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