Compatibility of entomopathogenic nematodes (Nematoda: Rhabditida) and the biocide, spinosad for mitigation of the armyworm, Spodoptera litura (F.) (Lepidoptera: Noctuidae)

Egyptian Journal of Biological Pest Control

Table 2 Toxicity of Tracer® 240SC against the entomopathogenic nematode species

Treatment	EPN mortality (%) after treatment application
Treatment	After 12 h		After 24 h		After 48 h
Tracer	Sc	Hi	Sc	Hi	Sc	Hi
200 ppm	1.33 ± 0.31bc^a	1.33 ± 0.33c^a	4.33 ± 0.88b^a	5.00 ± 0.57c^a	7.33 ± 0.33c^a	9.00 ± 0.51b^a
400 ppm	3.00 ± 0.57b	5.00 ± 0.51b	6.73 ± 0.88b	7.00 ± 0.51b	9.34 ± 0.31b	11.00 ± 0.57b
800 ppm	6.34 ± 0.34a	8.00 ± 0.51a	9.34 ± 0.34a	10.67 ± 0.34a	13.00 ± 0.51a	14.00 ± 0.57a
Control	0.00 ± 0.00c	0.00 ± 0.00c	0.00 ± 0.00c	0.00 ± 0.00d	0.00 ± 0.00d	0.00 ± 0.00c
Statistics summary	F = 53.87, P = 0.000, DF = 11, R² = 95.28%	F = 67.57, P = 0.000, DF = 11, R² = 96.20%	F = 36.80, P = 0.000, DF = 11, R² = 93.24%	F = 101.71, P = 0.000, DF = 11, R² = 97.45%	F = 215.67, P = 0.000, DF = 11, R² = 98.32%	F = 145.33, P = 0.000, DF = 11, R² = 98.20%

^aMeans sharing different letters in a column are statistically different by the Tukey test at 5% Probability