TY - TH AU - Solangi,G.R.M. TI - Genetic systems in Cochliobolus sativus and their geographical distribution PY - 1973/// CY - Fargo, ND (USA) PB - North Dakota State University, KW - Barley KW - Cochliobolus KW - Crossbreeding KW - Genetic variation KW - AGROVOC KW - Helminthosporium KW - Mutation KW - Plant diseases KW - Triticum N1 - Thesis (Ph.D.) ER -