Figure 4: Effect of tuber treatment using some isolates of potato- associated fungi on dry rot severity noted on potato tubers after 21 days ofincubation at 25°C as compared to the untreated controls. A: Inoculated with mixed inoculum composed of Fusariumsolaniand F. sambucinumand untreated; B: Uninoculated with both pathogens and untreated; C:Inoculated with Fusariumspp. and treated with E.25.11 (Aspergillusflavus); D: Inoculated with bothpathogens and treated with E.13.11 (A. niger); E: Inoculated with Fusariumspp. and treated with E.61.11 (A.nidulans); F: Inoculated with Fusariumspp. and treated with E.39.11 (Penicilliumsp.).