Table 1. Period and number of female calls (mean ± SD) in the absence or presence of males during three continuing scotophases.
Insects
N
1st and 2nd scotophase
without males
2nd scotophase with males
3rd scotophase with males
Calls
Period (min)
N
Calls
Period (min)
N
Calls
Period (min)
Control
15
26.27 ± 12.92 a *
74.36 ± 31.29 a
9
0.89 ± 1.53
2.24 ± 3.93
9
ND**
ND**
Infected
15
21.06 ± 12.49 a
25.01 ± 16.14 b
9
7.11 ± 3.14
8.90 ± 4.06
9
2.33 ± 1.73
1.79 ± 1.45
* The same letters in a column are not significantly different (a = 0.05), according to least significant difference method (ANOVA, LSD). ** ND indicates that no calling was detected.