马铃薯作为北方城镇居民的主要蔬菜品种之一，在冬春季的贮藏期间经常受到干腐病、环腐病、软腐病、黑心病等为害。轻者导致薯块零星腐烂，重者引起烂窖，造成较大的损失。１．症状特点马铃薯贮藏期病害类别：（１）干腐病，开始时薯块表皮局部颜色发暗、变褐，以后病部略微凹 Potato, as one of the main vegetable varieties in northern urban areas, is often damaged by dry rot, rot rot, soft rot and black heart disease during the storage in winter and spring. Light led to sporadic potato pieces rotten, heavy cause bad cellar, resulting in greater losses. 1. Characteristics of the disease Potatoes during storage Disease categories: (1) dry rot, the beginning of the local color of the tuberose dark hair, brown, after the disease slightly concave