枣龟蜡蚧的发生与防治枣龟蜡蚧是为害枣树的重要害虫，以若由和雌成虫固定在枝条上刺吸为害，被害枝条发育不良，甚至整枝死亡，如防治不力３～５年内全园毁灭。一般１年发生１代，以受精雌成虫固定在１、２年枝上越冬，若虫发生期为７月上旬至７月中旬，若由爬出介壳后在... Jujube turtle scale occurrence and prevention Jujube turtle scale jujube is an important pest damage, if by and female adults fixed on the branches of the sucking damage, poor growth of the victim branches, and even pruning death, such as the prevention of weak 3 to 5 years The whole park destroyed. General 1 year occurred in 1 generation, to fertilized female adults fixed in 1, 2 years branch overwintering, nymphs occurred in early July to mid July, if climbed out of the shell after the ...