近几年来,阿克苏、莎车等地反映核桃普遍发生主干及大枝靱皮部腐烂变黑并流黑水的病,群众称为“黑水病”。一九七五、一九七六年,我们先后对喀什、伊犂、阿克苏、温宿、莎车、叶城、和田、哈密、乌鲁木齐、霍城、巩留等地的人工栽培核桃及野生核桃进行调查,查明该病系由腐皮壳菌引起的腐烂病,在核桃分布地区都有发生。 In recent years, Aksu, Shache and other places reflect the common occurrence of walnut trunk and branch branches rot and turn black and black water disease, the masses known as the “black water disease.” In 1975 and 1976, we successively cultivated walnuts and wild walnuts in places such as Kashi, Ili, Aksu, Wensu, Shache, Yecheng, Hotan, Hami, Urumqi, Huocheng and Gongliu Investigation, identification of the disease caused by the rot caused by the bacterium Paecilomyces, Walnut distribution in the region have occurred.