1996年9月4日,宽城县某村发生数棵果树被剥皮案.要求鉴定树皮内的指纹是否为嫌疑人所留.现场树皮已卷成筒,无法拍照,结合此案总结经验如下.1 破坏果树案特点发现不及时,现场易被破坏.被扒皮的果树,树皮水份蒸发,易卷成筒,树皮内侧发生变化,不易提取.2 树皮卷筒的处理方法使用蒸汽加热法,效果最佳,纹线不破坏.用蒸汽加热树皮的 On September 4, 1996, a number of fruit trees were stripped in a village in Kuancheng County, and it was demanded that the fingerprints in the bark be identified as suspects, and the bark on the scene had been rolled into a tube and could not be photographed. As follows.1 The characteristics of fruit tree damage is not found in time, the site easily destroyed.Bearing fruit trees, bark moisture evaporation, easy to roll into the tube, the bark inside the change, not easy to extract.2 bark roll processing methods Steam heating method, the best results, the line is not damaged. Use steam to heat the bark