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Table 1 Effect of Heterorhabditis pakistanensis on percent larval mortality of Codling moth, Cydia pomonella, at Kargil during 2017 and 2018

From: Efficacy of indigenous strain of entomopathogenic nematode against diapausing larvae of Codling moth, Cydia pomonella L. (Lepidoptera: Tortricidae), in apple-growing hilly areas of Ladakh Region

TreatmentPer cent larval mortality during 2017 after time intervalsPercent larval mortality during 2018 after time intervals
48 h72 hCumulative mortality48 h72 hCumulative mortality
T1*
(15 gms/l)
(7.5 × 105 IJs)
43.47
(41.53)b
3.09
(10.85)b
46.57
(43.60)b
36.22
(37.25)b
4.90
(13.33)b
41.13
(40.43)b
T2**
(15 gms/l)
(7.5 × 105 IJs)
57.12
(49.58)c
6.34
(15.12)c
63.47
(53.84)c
46.05
(43.00)b
6.95
(15.35)b
53.00
(47.31)b
T3*
(20 gms/l)
(1.0 × 106 IJs )
54.92
(48.15)c
10.45
(19.24)d
65.37
(54.69)c
53.04
(47.36)bc
8.85
(17.53)bc
61.90
(53.20)bc
T4**
(20 gms/l)
(1.0 × 106 IJs )
65.52
(54.46)cd
10.75
(19.57)d
76.28
(61.91)d
58.74
(50.45)c
9.56
(18.41)c
68.31
(56.84)c
T5*
(25 gms/l)
(1.25 × 106 IJs)
68.01
(56.23)d
11.69
(20.32)d
79.70
(64.68)d
61.45
(52.07)c
9.91
(18.74)c
71.37
(58.95)c
T6**
(25 gms/l)
(1.25 × 106 IJs)
77.62
(62.44)e
12.49
(20.89)d
90.12
(73.69)e
69.14
(56.71)cd
13.28
(21.31)c
82.43
(66.93)d
T7
(Untreated control)
3.69
(11.67)a
0.00
(4.05)a
3.69
(12.39)a
3.43
(11.37)a
0.00
(4.05)a
4.43
(12.10)a
CD(0.05)5.492.276.666.413.747.55
CV(5%)48.1164.2848.4048.4665.8347.87
  1. Each figure in column represents mean of five observations; figures in parentheses are a sin of N + 0.5; similar superscripts in each column indicate the values statistically identical.
  2. *No post wetting
  3. **Post wetting