Efficacy of the entomopathogenic nematode, Steinernema feltiae (Filipjev) (Rhabditida: Steinernematidae) on Mecorhis ungarica (Herbst, 1784) (Coleoptera: Rhynchitidae)

Egyptian Journal of Biological Pest Control

Table 1 Time-dependent mortality rates (%) of different concentrations of Steinernema feltiae on Mecorhis ungarica

Time (day)	Treatments and mortality rates (%)
Time (day)	100 M IJs/100 l W	150 M IJs/100 l W	200 M IJs/100 l W	250 M IJs/100 l W	Control	Deltamethrin
3^th	50 aB	46 aB	46 aB	74 aA	0 bA	100 cA
6^th	72 aA	64 aAB	70 aAB	84 aA	0 bA	100 cA
9^th	76 aA	70 aAB	78 aA	88 aA	0 bA	100 cA
12^th	76 aA	80 aA	80 aA	88 aA	0 bA	100 cA
15^th	80 aA	86 aA	82 aA	92 aA	0 bA	100 cA

“A” and “B” mean followed by different letter in the same column are different (P < 0.05); “a”, “b”, and “c” mean followed by different letter in the same row is not different (P < 0.05)