Laboratory Evaluation of Oviposition Behavior of Field Collected Aedes Mosquitoes

Table 6

Oviposition cycle of Ae. aegypti in relation to different photoperiod regimens.

Day	Time	Experiment-1		Experiment-2		Experiment-3
		Normal		Reverse		Light
		(LD 12 : 12)		(DL 12 : 12)		(24 LL)
		Eggs	%	Eggs	%	Eggs	%
One	18–21	16	0.94	12	1.76	60	10.15
	21–00	0	0.00	6	0.88	0	0.00
	00–03	22	1.30	0	0.00	8	1.35
	03–06	334	19.68	8	1.17	18	3.05
	06–09	218	12.85	12	1.76	12	2.03
	09–12	0	0.00	3	0.44	0	0.00
	12–15	5	0.29	26	3.81	0	0.00
	15–18	24	1.41	132	19.35	80	13.54
Two	18–21	10	0.59	17	2.49	104	17.60
	21–00	0	0.00	0	0.00	11	1.86
	00–03	0	0.00	4	0.59	0	0.00
	03–06	350	20.62	19	2.79	34	5.75
	06–09	245	14.44	48	7.04	50	8.46
	09–12	12	0.71	32	4.69	14	2.37
	12–15	14	0.82	50	7.33	0	0.00
	15–18	81	4.77	149	21.85	66	11.17
Three	18–21	3	0.18	4	0.59	56	9.48
	21–00	0	0.00	0	0.00	12	2.03
	00–03	7	0.41	0	0.00	3	0.51
	03–06	210	12.37	11	1.61	32	5.41
	06–09	111	6.54	38	5.57	21	3.55
	09–12	21	1.24	13	1.91	10	1.69
	12–15	9	0.53	44	6.45	0	0.00
	15–18	5	0.29	54	7.92	0	0.00
	Total	1697		682		591

Oviposition cycle of Ae. aegypti in relation to normal (LD 12 : 12), reverse (DL 12 : 12), and continuous light (24 LL) photoperiods.