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Table 3 Mortality percentages of Agrotis ipsilon (4th instar larvae and 3-day-old pupae) at different concentrations of Heterorhabditis strains TAN5 and Hb88 in the semi-field application at 25°C and water content in the soil 20%

From: Effect of temperature and soil moisture on the efficacy of indigenous and imported strains of the entomopathogenic nematode, Heterorhabditis sp. against the black cutworm, Agrotis ipsilon (Hufnagel) (Lepidoptera/Noctuidae)

Con IJs/cm2 of soil surface

% Mortality of Agrotis ipsilon 4th instar larvae

% Mortality of A. ipsilon 3-day-old pupae

Egyptian Heterorhabditis strain TAN5

Imported Heterorhabditis strain Hb88

T test

Egyptian Heterorhabditis strain TAN5

Imported Heterorhabditis strain Hb88

T test

1000

27

21

N.S. (0.3264)

19

13

N.S. (0.34557)

2000

50

43

41

33

4000

73

65

60

54

8000

95

89

81

75

Average

61.25

54.5

50.25

43.75