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Table 1 Morphometric data of Steinernema surkhetense from different localities. All measurements are in μm (except for ratio)

From: First report of entomopathogenic nematode Steinernema surkhetense and its pathogenic potential to larvae of the Greater Wax Moth (Galleria mellonella L.) in Vietnam

Characters

S. surkhetense from Vietnam

S. surkhetense from Nepal (Khatri-Chhetri et al., 2011)

Females

Males

Infective juveniles

Females

Males

Infective juveniles

1st generation

2nd generation

1st generation

2nd generation

1st generation

2nd generation

1st generation

2nd generation

n

10

10

10

10

10

20

20

20

20

20

L

7405 ± 1103 (5962–9990)

1632 ± 108 (1400–1768)

1664 ± 91 (1549–1828)

879 ± 65 (802–993)

474 ± 21 (437–500)

2970 ± 922 (1894–5692)

1072 ± 101 (875–1290)

1224 ± 194 (887–1576)

824 ± 89 (621–945)

415 ± 15 (393–450)

a

28 ± 3 (24–34)

13 ± 0.7 (12–14)

10.6 ± 0.8 (9–11)

15 ± 1 (13–16)

20 ± 1 (19–22)

19 ± 2.7 (13–25)

13 ± 1.4 (11–16)

12 ± 1.3 (10–14)

12 ± 1.9 (8.8–15)

19 ± 1.8 (16–24)

b

33 ± 4 (26–41)

10.5 ± 1 (9.0–12)

11.2 ± 1 (10–12.7)

7.2 ± 0.2 (6.9–7.5)

5 ± 0.2 (4.7–5.2)

24 ± 8.8 (14–49)

5.6 ± 0.5 (4.6–6.7)

11 ± 1.6 (8.0–15)

6.8 ± 0.8 (5.2–8.0)

5 ± 0.2 (4.3–4.8)

c

201 ± 37 (152–283)

40 ± 4 (36–48)

58 ± 6 (49–67)

44 ± 4.8 (35–50)

10.5 ± 0.3 (10–10.8)

161 ± 54 (91–309)

11 ± 1.6 (8.7–15)

65 ± 12 (43–85)

44 ± 6.9 (31–59)

9 ± 0.5 (8.3–10)

c’

0.4 ± 0.1 (0.3–0.6)

1 ± 0.1 (0.9–1.1)

0.7 ± 0.0 (0.6–0.8)

0.8 ± 0.1 (0.7–0.9)

3.9 ± 0.1 (3.8–4.1)

V

53 ± 2.3 (48–54)

57 ± 2.6 (53–62)

54 ± 3.4 45–59

50 ± 2.7 (42–54)

W

268 ± 28 (225–318)

123 ± 11 (103–142)

163 ± 15 (145–186)

60 ± 5.2 (51–69)

23 ± 0.8 (22–25)

154 ± 34 (102–236)

80 ± 10 (64–97)

105 ± 19 (75–132)

73 ± 13 (56–96)

21 ± 1.8 (18–25)

EP

92 ± 16 (56–107)

76 ± 5 (69–83)

73 ± 6 (62–84)

61 ± 4 (55–66)

34 ± 1 (32–35)

53 ± 13 (33–86)

137 ± 21 (96–195)

55 ± 10 (43–78)

44 ± 4 (35–50)

32 ± 1.5 (28–34)

NR

154 ± 14 (134–179)

108 ± 6 (98–118)

106 ± 11 (82–117)

90 ± 5.4 (82–100)

67 ± 3.4 (61–70)

93 ± 17 (65–114)

159 ± 13 (142–198)

92 ± 19 (59–140)

90 ± 10 (73–109)

63 ± 3.1 (57–70)

ES

226 ± 12 (207–244)

157 ± 11 (139–180)

149 ± 10 (124–160)

122 ± 7 (114–133)

95 ± 3 (90–99)

132 ± 31 (52–190)

193 ± 16 (173–236)

115 ± 15 (86–146)

122 ± 11 (106–141)

92 ± 4.1 (84–101)

ABD

92 ± 8.8 (80–110)

41 ± 3.8 (33–46)

41 ± 1.4 (40–44)

26 ± 1.4 (24–28)

11.6 ± 0.5 (10.8–12)

47 ± 10 (25–68)

28 ± 3.2 (21–34)

31 ± 3.8 (23–38)

27 ± 2.3 (23–32)

12 ± 0.8 (11–14)

T

37 ± 4.4 (31–46)

41 ± 5 (31–47)

29 ± 1.7 (25–32)

20 ± 1.4 (18–23)

45 ± 1.5 (43–47)

19 ± 5.0 (12–30)

103 ± 15 (65–135)

19 ± 2.1 (16–23)

19 ± 3.6 (15–27)

45 ± 3.2 (38–53)

HT

19.6 ± 1 (18.4–22)

26 ± 3.9 (20–32)

SPL

74 ± 6 (62–81)

60 ± 3.6 (57–68)

70 ± 5.2 (58–78)

64 ± 5.4 (55–76)

SPW

11.6 ± 1 (10.2–13)

10 ± 0.7 (8.6–10.8)

GUL

53 ± 4 (48–58)

43 ± 4.2 (38–50)

52 ± 5.1 (42–63)

44 ± 5.6 (35–53)

GUW

7 ± 0.6 (6.3–7.8)

6 ± 0.8 (4.7–7.6)

H%

44 ± 2.5 (40–47)

57 ± 7.4 (44–73)

D%

41 ± 7 (24–46)

49 ± 3.7 (43–56)

49 ± 4.8 (40–55)

50 ± 2.5 (46–55)

35 ± 1 (34.7–37)

44 ± 20 (28–117)

71 ± 10 (50–87)

48 ± 8.7 (37–64)

36 ± 3.3 (31–42)

35 ± 2.2 (31–40)

E%

247 ± 42 (160–302)

193 ± 26 (162–250)

256 ± 29 (203–296)

301 ± 34 (239–340)

75 ± 2 (72–78)

292 ± 84 (156–453)

137 ± 28 (85–189)

295 ± 66 (205–429)

237 ± 45 (167–313)

72 ± 6.4 (54–84)