Frequencies and duration of insect group behaviors under natural conditions and under the flower visitor barriers per hour in 2010.

mean ± SE.Control: natural conditions; 100-mm net: flower visitor barrier with a 100-mm mesh; 25-mm net: flower visitor barrier with a 25-mm mesh.Different letters indicate significant differences in behaviors among the three insect groups using Tukey's multiple comparison test (PObservations were conducted over 14 h. Differences in behaviors among the three treatments were analyzed using Tukey's multiple comparison test.