Efficacy of Thai indigenous entomopathogenic nematodes for controlling fall armyworm (Spodoptera frugiperda) (J. E. Smith)(Lepidoptera; Noctuidae)

Egyptian Journal of Biological Pest Control

Table 2 Mean of accumulated mortality percentage of the fifth instar larvae of FAW at 10 days after application of the EPNs Heterorhabditis indica isolate AUT 13.2 and Steinernema siamkayai isolate APL12.3 in the laboratory condition

Larval stage	Concentrations of EPNs (IJs/ml)	EPNs
		H. indica AUT 13.2	S. siamkayai APL 12.3
		Mean (%)	Mean (%)
5th instar	Control	0.0a	0.0a
	50 IJs/ml	17.5b	15.0Bb
	100 IJs/ml	25.0c	20.0b
	150 IJs/ml	32.5d	22.5b
	200 IJs/ml	35.0e	27.5c
	250 IJs/ml	45.0f	32.5d
	300 IJs/ml	42.5f	30.0d

In each column, the mean followed by a common letter is not significant. Mean separated by Duncan multiple range tests at 5% level