Epidemiology of Collar Rot of Sunflower (Helianthus annus L.) caused by Sclerotium rolfsii Sacc.

Abstract

Sunflower (Helianthus annus L.) is one of the important oilseed crops in India, which belongs to the family Compositae. In India it is grown in area of 0.83 million hectares with production of 0.54 million tonnes (Anonymous, 2013). Diseases are one of the International Journal of Current Microbiology and Applied Sciences ISSN: 2319-7706 Volume 8 Number 10 (2019) Journal homepage: http://www.ijcmas.com