Table 2.

Mean longevity and mean number of days required for the population to be reduced to 50 or 0% of the starting population size (P threshold value is 0.0033 when comparing all groups)

Pupal age	Days to population reduction			Mean longevity (days)
	50%	90%	100%	(mean ± SE)
Control	23.0	32.6	38.0	19.57 ± 3.0a
45–50 h	27.3	36.5	38.0	22.26 ± 3.3a
42–45 h	25.5	34.5	38.0	25.40 ± 1.8a
26–42 h	23.3	37.2	38.0	22.56 ± 2.3a
20–24 h	19.0	34.8	38.0	21.29 ± 2.9a
10–24 h	11.0	24.4	28.0	12.81 ± 1.9b*

Note: Values followed by different superscript letters are significantly different from each other [log-rank (Mantel-Cox) test *P < 0.0033]