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Table 6 Lethal time (LT30, LT50, and LT90) values of treated isolates against adults of Hypera postica (hour)

From: Efficacy of some native entomopathogenic nematodes against the alfalfa weevil, Hypera postica (Gyllenhal) (Coleoptera: Curculionidae), and the lucerne beetle, Gonioctena fornicata (Brüggemann) (Coleoptera: Chrysomelidae), adults under laboratory conditions

Isolates Slope ± SE LT30 (95% fiducial limit) LT50 (95% fiducial limit) LT90 (95% fiducial limit) Heterogeneity
Steinernema carpocapsae (Black sea isolate) 3.869 ± 0.283 25.916 (22.380–29.113) 35.407 (31.790–38.848) 75.909 (68.501–86.031) 1.14
S. feltiae (isolate 09-31) 2.381 ± 0.249 45.810 (39.570–51.478) 76.074 (68.288–85.999) 262.756 (202.900–384.894) 0.77
Heterorhabditis bacteriophora (isolate 09-43) 4.424 ± 0.809 121.745 (109.212–147.749) 159.954 (135.437–222.873) 311.667 (223.473–624.159) 0.43
H. bacteriophora Tokat-Songut 4.341 ± 0.683 108.901 (99.625–124.271) 143.823 (125.686–182.167) 283.818 (213.812–481.143) 0.87
S. carpocapsae Tokat-Ulas 5.073 ± 0.376 29.840 (26.880–32.501) 37.858 (34.967–40.629) 67.729 (62.496–74.601) 0.95