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Table 3 Mortality of Oryctes rhinoceros larvae against different entomopathogenic nematode species through penetration study

From: Biocontrol potential of native entomopathogenic nematodes against coconut rhinoceros beetle, Oryctes rhinoceros (L.) (Coleoptera: Scarabaeidae) under laboratory conditions

Sl. no.

1st Week

2nd Week

15 Cm

30 Cm

45 Cm

90 Cm

15 Cm

30 Cm

45 Cm

90 Cm

Steinernema carpocapsae

76.68 (61.22a)

50 (45.00a)

30 (33.00a)

3.33 (7.80a)

93.33 (77.71a)

73.33 (59.00a)

36.68 (37.22a)

6.67 (13.12a)

Steinernema abbasi

53.33 (46.92b)

33.33 (35.22b)

20 (26.07a)

0 (2.50a)

80 (63.93ab)

46.68 (43.08b)

16.68 (23.86b)

3.33 (13.12a)

Heterorhabditis indica

43.33 (41.15b)

26.68 (30.99b)

16.68 (23.86a)

6.68 (13.12a)

66.68 (54.78b)

50 (45.00b)

23.33 (28.78ab)

6.68 (7.81a)

LSD

9.14

5.38

14.60

20.85

19.67

5.38

10.46

24.08

P value

0.02

0.008

NS

NS

NS

0.005

NS

NS

  1.  In a column with different alphabet letter were significantly different at Tukey’s HSD at P < 0.05