Studies in The World Related to Pythium Spp. Causing Root Diseases in Carrot

The carrot which isimportant in our nutrition, exposed to many pathogenic microorganisms in fieldand storage. There are many fungal pathogens cause problems in carrotproduction. This study purposed to give information about Pythium species that cause root disease and symptoms, in ourcountry and the world. Pythium species cause significant economic losses in carrots fungal diseases.The most important Pythium species knownasdamping-of disease Pythium irregulareand Pythium ultimum, cavity spotdisease agents; Pythium sulcatum,Pythium violae, Pythium irregulare, Pythium sylvaticum, Pythium ultimum, Pythiumcolaratum, root dieback; Pythium irregulareandPythium ultimum, among these.