Fig. (4) Effect of culture filtrates of HBNR isolates on lesion development of Fusarium crown and root rot of tomato after challenge-inoculation with FORL at 0 cm (A), 3 cm (B), and 6 cm (C) away from the position of HBNR inoculum. Data are means ± SEM of 4 replications with 5 seedlings per replication.