圆斑根腐病的症状及防治答江苏省徐州市读者孙井田从您介绍的情况看，我认为您园果树患圆斑根腐病的可能性较大，春季果树发芽前根系活动就已经开始了，由于根系得病，影响到地上部的生长，表现症状为发芽迟、叶展缓慢、叶缘焦枯获破损，叶簇萎蔫、枝条失水、抽梢困难、皮... According to your introduction, I think your gardening tree is more likely to have root rot, and the root activity of the spring fruit tree has started before germination , Because the root system is sick, affecting the growth of shoots, the performance of the symptoms of late germination, leaf expansion slow, leaf margin scorch damaged, leaf clusters wilting, branches dehydration, shoot tip difficulty, skin ...