Table 3.

Analysis of variance of insect sound burst rates produced by 25, 50, and 100 Callosobruchus maculatus adults during the first five days of hermetic storage treatment in 500 mL and 1000 mL jars (n = 324).

Treatment	Daily Callosobruchus maculatus Mean Activity (Bursts s−1) *
	Day 1	Day 2	Day 3	Day 4	Day 5
25 insects/500 mL	0.40 ± 0.12 a	0.12 ± 0.03 a	0.02 ± 0.01 a	0.0 ± 0.0 a	0.01 ± 0.01 a
25 insects/1000 mL	0.02 ± 0.01 b	0.01 ± 0.004 b	0.0 ± 0.0 a	0.01± 0.001 a	0.03 ± 0.02 a
50 insects/500 mL	1.15 ± 0.22 ac	0.40 ± 0.07 c	0.14 ± 0.03 b	0.02 ± 0.004 b	0.05 ± 0.01 a
50 insects/1000 mL	1.01 ± 0.20 c	0.19 ± 0.06 a	0.09 ± 0.02 ab	0.05 ± 0.02 b	0.01 ± 0.003 a
100 insects/500 mL	0.83 ± 0.19 ac	0.98 ± 0.14 a	0.22 ± 0.03 c	0.02 ± 0.01 b	0.01 ± 0.003 a
100 insects/1000 mL	0.65 ± 0.19 ac	0.24 ± 0.04 a	0.05 ± 0.02 ab	0.02 ± 0.01 b	0.03 ± 0.01 a

* All data are means ± SEM. Entries in the same column followed by same letters are not significantly different (p ≥ 0.05). Means were separated using Bonferroni adjustment.