First report of Pratylenchus penetrans (Nematoda: Pratylenchidae) associated with artichokes in Vietnam
, , und | 23. Jan. 2024
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Article Category: Research Note
Online veröffentlicht: 23. Jan. 2024
Seitenbereich: -
Eingereicht: 24. Juni 2023
DOI: https://doi.org/10.2478/jofnem-2023-0060
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© 2023 Thi Duyen Nguyen et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
Figure 1.
Figure 2.
Measurements of Pratylenchus penetrans from artichokes in Vietnam. All measurements are in μm (except for ratio) and in the form: mean ± s.d. (range)
| n | 10 | 10 |
| a | 24 ± 2.1 (21–27) | 27 ± 1.8 (24–30) |
| b | 6.2 ± 0.2 (5.9–6.5) | 5.7 ± 0.4 (5.3–6.2) |
| b′ | 3.9 ± 0.1 (3.7–4.1) | 3.8 ± 0.2 (3.4–4.2) |
| c | 17± 0.9 (15.7–18.8) | 18.1 ± 1.4 (16.5–21) |
| c′ | 2.3 ± 0.1 (2.1–2.5) | 2.2 ± 0.1 (2–2.4) |
| o | 17.4 ± 1.6 (15.8–20) | 18.9 ± 2.1 (15.1–22) |
| Body length (L) | 502 ± 23 (446–528) | 441 ± 19 (419–474) |
| V | 80 ±1.1 (79–83) | – |
| Stylet length | 15.8 ± 0.6 (15–16.8) | 14.9 ± 0.5 (14.1–16) |
| Dorsal gland opening from stylet base (DGO) | 2.8 ± 0.2 (2.5–3.1) | 2.8 ± 0.3 (2.3–3.1) |
| Anterior end to valve of median bulb | 53 ± 2.1 (50–57) | 50 ± 2 (48–53) |
| Anterior end to nerve ring | 65 ± 2.7 (61–69) | 62 ± 3.1 (58–67) |
| Anterior end to secretory-excretory pore | 81 ± 4.6 (71–88) | 73 ± 3.4 (69–78) |
| Anterior end to pharyngo-intestinal junction | 81 ± 4.5 (71–87) | 78 ± 5.1 (72–89) |
| Anterior end to end of pharyngeal gland | 129 ± 4 (121–136) | 117 ± 5.6 (110–129) |
| Pharyngeal gland overlap | 48 ± 3.2 (43–52) | 39 ± 4.4 (33–49) |
| Max body diam. | 21 ± 1.7 (18.7–23) | 16.6 ± 1 (15.1–18) |
| Vulval body diam. | 19 ± 1.4 (17–21.4) | – |
| Post-uterine sac (PUS) | 26 ± 3.5 (17.7–29) | – |
| Anal body diam. | 13.1 ± 1.1 (11.9–14.9) | 11 ± 0.6 (10.4–12.4) |
| Tail length | 30 ± 2.1 (27–33) | 24 ± 1.9 (22–27) |
| Tail annuli at ventral side | 23 ± 1.5 (21–25) | – |
| Spicule length | – | 15.2 ± 0.9 (13.6–16.3) |
| Gubernaculum length | – | 4.3 ± 0.3 (3.7–4.9) |
| PUS/Vulval body diam | 1.4 ± 0.2 (1–1.6) | – |