Figure 1.

Average number (±SEM) of Dalbulus maidis adults on leaves of healthy “mock-inoculated” (solid line) vs. maize bushy stunt phytoplasma (MBSP)-infected asymptomatic (dotted line) maize plants, at successive time periods after insect release in the choice arena. (A) Non-bacteriliferous females; (B) Bacteriliferous females; (C) Non-bacteriliferous males; (D) Bacteriliferous males. Means at 5 and 11 h after release were compared by t-test and the asterisk (*) represents statistical difference (p < 0.05).