Table 1 In vitro feeding of adult Hyalomma species.

From: In vitro feeding of all life stages of two-host Hyalomma excavatum and Hyalomma scupense and three-host Hyalomma dromedarii ticks

 

H. dromedarii

H. excavatum

H. scupense W

H. scupense S

Attachment rate (%)

11/32 (34.4%)

21/30 (70%)

18/20 (90%)

21/25 (84%)

Engorgement rate (%)

11/32 (34.4%)

21/30 (70%)

5/20 (25%)

19/25 (76%)

Mean feeding duration (days ± SD, [range])

9 ± 1.7 [6–12]

7.6 ± 1.6 [6–10]

9.2 ± 2.5 [7–12]

11.5 ± 2.2 [7–14]

Mean detachment weight (mg ± SD, [range])

276 ± 105 [67–448]

539.8 ± 163 [200–768]

36.8 ± 22.5 [16–63.3]

298 ± 65 [160–378]

Oviposition rate (%)

4/11 (36.4%)

12/21 (57.1%)

0

12/19 (63.1%)

Mean duration of pre-oviposition (days ± SD, [range])

12.6 ± 2.5 [10–15]

58.2 ± 29 [20–96]

7.2 ± 1.3 [6–10]

Mean egg mass (mg)

204.25 ± 150 [1–338]

337.3 ± 101 [223–508]

134.4 ± 45 [58–213.5]

Mean reproduction efficiency index (%) (Mean ± SD [range])

60.7 ± 40 [0.2–83]

51.8 ± 11.9 [35–68]

 

44.3 ± 7.3 [29–59]

Mean number of eggs produced ± SD [range]

4036 ± 2967 [20–6679]

6665 ± 2009 [4406–10,038]

2656 ± 902 [1146–4218]

Mean oviposition-hatching (days ± SD, [range])

39.7 ± 13 [30–59]

34.4 ± 14 [15–54]

43.11 ± 5.8 [36–55]

Female producing fertile eggs (%)

4/3 (100%)

11/12 (91.6%)

9/12 (75%)

Mean hatching rate (% ± SD, [range])

99.5 ± 0.005% [99–100%]

84.1 ± 27% [30–100%]

54.4 ± 39% [5–95%]

Mean number of larvae produced (± SD, [range])

4010 ± 2949 [20–6612]

6217.5 ± 1031 [5493–7706]

1239 ± 1036 [111–3058]