桃畸果病是近年来发生的一种新病害。受害桃果表面凹凸不平,果肉木栓化,龟裂,失去食用价值。群众称其为“变形病”、“疙瘩桃”。在全国范围内均有不同程度的发生。河北省唐山市1977年开始有畸果病发生,之后逐年加重,有的果园病果率达90％以上,甚者绝产无收。 Peach spondylosis is a new disease that has occurred in recent years. Injured peach surface uneven, fruit cork bolt, cracking, loss of food value. The masses call it “deformity”, “pimple peach.” In the country have varying degrees of occurrence. Tangshan City, Hebei Province, began in 1977, there are abnormal fruit disease occurred, and then increased year by year, and some fruit orchard disease rate of more than 90%, worse or no income.