桃缩叶病是桃树发生最普遍的病害，近年来我省新发展的桃树，常遭受其害，严重时造成叶片早落和嫩梢枯死，影响当年和次年结果。本病主要为害叶片，当嫩叶刚从芽苞中抽出时即能感染，被害叶片内的细胞，由于受到病菌刺激而大量分裂，细胞壁也加厚，致使病叶肥厚、质脆，在病叶 Peach leaf fall disease is the most common peach disease, in recent years, the new development of peach trees in our province, often suffer the consequences of serious, causing the leaves to fall and young shoots withered, affecting the current year and the following year results. The main damage of the disease leaves, when the young leaves just buds from the buds that can be infected, the victims of the cells within the leaves, due to the stimulation of bacteria and a large number of divisions, the cell wall is also thickened, resulting diseased leaves hypertrophy, crisp, diseased leaves