Figure 1:
Figure 2:
Figure 3:
Morphometric characters of second-stage juveniles (J2) of Meloidogyne incognita on Calendula officinalis_
| Diagnostic characters | This study | Whitehead (1968) | Eisenback and Triantaphyllou (1991) |
|---|---|---|---|
| Body length | 399.79 ± 8.09 (389.27–418.95) | 360–393 | 346–463 |
| Body width | 13.87 ± 0.86 (12.18–15.28) | ||
| Body width at stylet base | 8.98 ± 0.33 (7.96–9.60) | ||
| Body width at anus | 9.99 ± 0.68 (8.73–11.28) | ||
| Stylet length | 10.57 ± 0.66 (9.13–11.91) | 10 | 10–12 |
| DGO | 3.02 ± 0.37 (2.30–3.94) | 2–2.5 | 2–3 |
| Tail length | 44.93 ± 3.16 (39.15–52.00) | 42–63 | |
| Excretory pore to head end | 76.78 ± 5.59 (61.67–85.95) | ||
| Body width at excretory pore | 12.78 ± 0.56 (11.65–14.73) | ||
| a | 28.91 ± 1.57 (25.94–32.55) | 29–33 | |
| b | 5.47 ± 0.29 (4.92–5.92) | ||
| c | 8.94 ± 0.64 (7.63–10.07) | 8–9.4 | |
| c’ | 4.51 ± 0.37 (3.87–5.31) |