Effect of population density on oviposition, development, and survival of Alloeocranum biannulipes (Hemiptera: Reduviidae) preying on Dinoderus porcellus (Coleoptera: Bostrichidae)

The Journal of Basic and Applied Zoology

Table 2 Survival (percentage ± standard error) of A. biannulipes feeding on different densities of D. porcellus larvae

Prey density	N	Eggs	N	First instar nymphs	N	Second instar nymphs	N	Third instar nymphs	N	Fourth instar nymphs	N	Fifth instar nymphs	N	Egg to adult
1	50	81.33 ± 6.96a	40	86.67 ± 3.33a	35	72.68 ± 8.19a	26	96.29 ± 3.70a	25	72.68 ± 8.19a	18	94.44 ± 5.55a	17	56.67 ± 6.66a
2	50	84.67 ± 1.76a	42	96.66 ± 3.33b	40	86.31 ± 0.51b	35	93.33 ± 3.33a	32	86.30 ± 0.59b	28	90.28 ± 5.00a	25	60.00 ± 5.77a
4	50	82.67 ± 2.40a	41	100 ± 0.00b	41	96.29 ± 3.70b	39	93.33 ± 3.33a	36	96.29 ± 3.70b	34	100 ± 0.00a	34	90.00 ± 5.77b
6	50	87.33 ± 1.76a	44	100 ± 0.00b	44	100 ± 0.00b	44	89.62 ± 0.37a	39	100 ± 0.00b	39	92.59 ± 3.70a	36	73.33 ± 3.33ab
8	50	92.67 ± 0.67a	46	100 ± 0.00b	46	87.96 ± 0.46b	40	83.33 ± 3.33a	33	87.96 ± 0.46b	29	100 ± 0.00a	29	80.00 ± 0.00b

Different letters on the same row show that means are statistically different according to the Student Newman Keuls test (p < 0.05). N = Number of observed insects