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枣疯病是枣树的毁灭性病害,控制枣疯病的发生与蔓延是当务之急。一、病状。枝叶丛生及叶片黄化为该病的主要特征。形成丛枝症状的原因:一是芽的不正常萌发,新枝叶片呈纤细丛状,留在树上不落。二是花器返祖——花器变成营养器官,花柄延长,花蕾变小,花萼、雄蕊均变成小叶,雌蕊变成小枝。植株感病,先从局部开始,逐步扩展到全株,发病3—4年就可全株死亡。
Jujube mad is a devastating disease jujube, jujube control the occurrence and spread of mad is a top priority. First, the condition. Branches and leaves yellowing is the main feature of the disease. Symptoms caused by the formation of Congzhi reasons: First, the bud is not normal germination, new branches were clumpy plexiform, stay in the tree does not fall. Second, flowers return to ancestral - flower organs into vegetative organs, flower stalk extension, buds become smaller, calyx, stamens become leaflets, pistils into twigs. Plants susceptible, starting from the local, and gradually extended to the whole plant, the incidence of 3-4 years can be the whole plant died.