由Puccinia arachidis引起的花生锈病最早于1882年由Balansa在巴拉圭发现,其后由Spegaziini作了详细描述并定名。尽管本世纪前期在美国、毛里求斯、中国等地有过花生锈病发生的报道,但直到60年代末,这个病害主要还是在中、南美洲流行。自1969年以来,花生锈病在世界各热带、亚热带花生产区迅速蔓延和流行,一跃成为一种世界性的病害。在自然侵染条件下花生锈病可引起50％的减产,在人 Peanut rust caused by Puccinia arachidis was first discovered in Paraguay by Balansa in 1882 and was later described and named by Spegaziini. Although pest rust was reported in the United States, Mauritius and China in the early part of this century, it was not until the late 1960s that the disease was predominant in Central and South America. Since 1969, peanut rust has rapidly spread and prevailed in various tropical and subtropical flower producing areas in the world, becoming a worldwide disease. Peanut rust can cause a 50% reduction in natural infection conditions in humans