An agar leaf disk technique is described for determining net blotch resistance in barley. Leaves of barley were collected and disinfested with different methods using alcohol and sodium hypochlorite. Twelve disinfested leaf disks were placed on 1.5% water agar in petri dishes with 0, 80, or 120 μg/ml of benzimidazole. Disinfestation of leaf disks with 5% sodium hypochlorite for 1 min, followed by three rinses (5 min) in sterile distilled water and placement on 1.5% water agar containing 80 μg/ml of benzimidazole (...)