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Egyptian Journal of Biological Pest Control

Table 7 Lethal time (LT50 and LT90) values of the entomopathogenic fungi, Beauveria bassiana isolates (day)

From: Efficacy of some local isolates of the fungus Beauveria bassiana (Balsamo) Vuillemin on the alfalfa weevil Hypera postica (Gyllenhal) (Coleoptera: Curculionidae) larvae, under laboratory conditions

Isolates

Slope ± SE

LT50 (95% fiducial limit)

LT90 (95% fiducial limit)

χ 2

GN-4

1.040 ± 0.148

3.110 (2.808–3.404)

4.343 (3.977–4.907)

7.4

GN-23

0.984 ± 0.122

3.074 (2.796–3.350)

4.376 (4.024–4.890)

15.7

HP-6

1.132 ± 0.151

2.476 (2.215–2.735)

3.608 (3.283–4.097)

5.9

HP-30

0.174 ± 0.167

2.401 (1.348–2.885)

4.196 (3.768–5.014)

5.8

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