Vol. 9, Issue 6, Part A (2023)

Abstract
Apples originated from Kazakhstan, in central Asia east of the Caspian Sea. Apples are also most popular in Jammu and Kashmir. Jammu and Kashmir’s Horticulture is silently showing progress as the annual income generated by the fruit industry has crossed over Rs. 10,000 crore contributes 8% to Gross state domestic product [GSDP]. However, apple trees are prone to diseases like apple scab, Alternaria, Leaf blotch, and apple rot which devastate apple yields and cause major loss for apple growers. Alternaria blotch of apple is a pathogenic fungus affecting plants caused by three pathogens like Alternaria brassicicola, Alternaria brassicae and Alternaria raphani occurs mostly during winter season.