Annona muricata, a new host record for Alternaria alternata causing leaf spots in Uttar Pradesh, India

摘要

A severe leaf spot disease was observed on Annona muricata for the first time in Lucknow, Uttar Pradesh Province, India during September 2012. The pathogen was identified as Alternaria alternata based on morphological characteristics. This is the first time that A. alternata has been recorded as a pathogen on Annona muricata.