Effectiveness of different entomopathogenic nematode species against the variegated cutworm, Peridroma saucia (Hubner) (Lepidoptera: Noctuidae)

Egyptian Journal of Biological Pest Control

Table 1 The effect of different concentrations of EPNs on the mortality of last instar larvae of P. saucia for 48 and 96 h post application at 25 ± 1 °C

EPNs	Mortality rates of P. saucia larvae^a
	10^b		50^b		100^b		200^b
	48 h	96 h	48 h	96 h	48 h	96 h	48 h	96 h
H.b.FLH-3-H	26.66ab	100.00a	66.66a	100.00a	86.66a	100.00a	100.00a	100.00a
S.f. Y29-S	20.00ab	80.00b	26.66b	100.00a	33.33b	100.00a	66.66b	100.00a
S.c. E76-S	13.33b	93.33ab	13.33b	100.00a	40.00b	100.00a	66.66b	100.00a
H. i. 216-H	33.33a	93.33ab	73.33a	100.00a	73.33a	100.00a	100.00a	100.00a

H.b.FLH-3-H, Heterorhabditis bacteriophora FLH-3-H isolate; S.f. Y29-S, Steinernema feltiae Y29-S isolate; S.c. E76-S, S. carpocapsae E76-S isolate; H. i. 216-H, H. indica 216-H isolate
^aMean values followed by different lowercase letters in the same column are significantly different according to Tukey’s test (P < 0.05)
^bThe number of infective juveniles for each larva