Fig. 2. Protection effect of Bacillus licheniformis CHM1 against infection by B. maydis at maize seedlings. A: Spraying with LB; B: inoculation with B. maydis (2 days); C: Left,
inoculation with CHM1 þ B. maydis (4 days); right, inoculation with B. maydis (4 days); D: Left, inoculation with CHM1 þ B. maydis (6 days); right, inoculation with B. maydis
(6 days).