菠萝凋萎病又名菠萝根腐病 ,当地叫“菠萝瘟” ,此病在海南、广东、广西、福建及台湾等地均有发生。1　症状地上部表现为发病初期基部叶片变黄发红 ,皱缩 ,失去光泽 ,叶缘向内卷曲 ,以后叶尖干枯 ,叶片凋萎 ,植株停止生长。随着病情发展 ,由根尖腐烂发展到根系的部分或全部腐烂 Pineapple wilt disease, also known as pineapple root rot, the local called “pineapple disease”, the disease in Hainan, Guangdong, Guangxi, Fujian and Taiwan have occurred. 1 symptoms The upper part of the performance of the early onset of the base leaves turn yellow, shrinkage, tarnished, leaf curl inward curly, leaf tips after withered, withered leaves, the plant stops growing. As the disease progresses, some or all of the root decay progresses from the root tip decay