an experiment was conducted, using two year old kinnow plants, budded on rough lemon rootstock, inoculated with different isolates of amf fungi viz., glomus manihotis, gigaspora gigantean and glomus mosseae singly as well as in mixed culture. five primers vans1, ns61,ns21,vaglo,vagiga specific to glomus and gigaspora species were designed and used in a polymerase chain reaction with dna extract...