Comparison of in vitro acaricidal effects of commercial preparations of cypermethrin and fenvalerate against Rhipicephalus (Boophilus) annulatus

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Table 1 Effects of commercial formulations of cypermethrin and fenvalerate against R. (B.) annulatus

Active ingredient	Commercial pesticide	Concentration (ppm)	Mean ticks weight ± SEM	Mean% adult mortality within 15 days ± SEM	Mean eggs mass ± SEM	Index of fecundity ± SEM	Percentage Inhibition of fecundity (%)	Hatching % (Visual)
Cypermethrin	Ectomin	100 ppm	0.864 ± 0.044^cdef	33.333 ± 9.624^bc	0.114 ± 0.010^cd	0.132 ± 0.009^de	73.86	nil
		200 ppm	0.780 ± 0.0204^bc	62.495 ± 4.165^def	0.027 ± 0.027^ab	0.034 ± 0.033^abc	93.37	nil
		300 ppm	0.829 ± 0.0070^bcde	66.66 ± 6.803^def	0.011 ± 0.011^ab	0.013 ± 0.013^ab	97.39	nil
	Clinar	100 ppm	0.795 ± 0.0221^cde	8.33 ± 4.809^ab	0.058 ± 0.029^abc	0.071 ± 0.033^abcd	85.4	10
		200 ppm	0.797 ± 0.025^bcd	20.827 ± 4.167^ab	0.033 ± 0.018^ab	0.041 ± 0.022^abc	91.7	10
		300 ppm	0.862 ± 0.036^cdef	33.33 ± 6.805^bc	0.010 ± 0.014^ab	0.012 ±0.001^ab	97.6	nil
Fenvalerate	Flytik	1100 ppm	0.686 ± 0.057^a	45.83 ± 12.50^cd	0.079 ± 0.027 ^bcd	0.108 ± 0.036^cde	77.83	10
		1200 ppm	0.756 ± 0.037^ab	49.997 ± 6.803^cde	0.072 ± 0.018 ^abc	0.097 ± 0.026^bcde	80.05	10
		1300 ppm	0.782 ± 0.023^bc	62.995 ± 4.165^def	0.036 ± 0.019^ab	0.045 ± 0.023^abc	90.77	nil
	Ticomax	1100 ppm	0.847 ± 0.0402^bcde	49.99 ±11.785^cde	0.139 ± 0.062^d	0.163 ± 0.069^e	63.62	25
		1200 ppm	0.827 ± 0.009^bcde	74.99 ± 15.958^ef	0.052 ± 0.024^abc	0.063 ± 0.028^abcd	86	25
		1300 ppm	0.795 ± 0.014^bcd	87.49 ± 7.980^f	0.030 ±0.015^ab	0.037 ± 0.019^abc	91.66	10
Control		Water	0.885 ± 0.019^cdef	0 ± 0^a	0.442 ± 0.0065^e	0.501 ± 0.010^f	0	100

n = 4, Values are Mean ± SEM, means bearing different superscripts a, b, c or d (P < 0.05), indicate significant difference when compared with the control.