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Presence of Meloidogyne enterolobii on Jalapeño pepper (Capsicum annuum L.) in Sinaloa, Mexico

Open Access
|Mar 2016

Figures & Tables

Fig. 1

Jalapeño pepper roots severely galled by Meloidogyne spp.
Jalapeño pepper roots severely galled by Meloidogyne spp.

Fig. 2

M. enterolobii. Second-stage juveniles (J2): Tail region (A), tail terminus (B). Adult females: perineal patterns (C and E), necks (D and F)
M. enterolobii. Second-stage juveniles (J2): Tail region (A), tail terminus (B). Adult females: perineal patterns (C and E), necks (D and F)

Fig. 3

Fragments amplified from DNA of second-stage juveniles (J2) using M. enterolobii-specific primers: IGS2 Me-F/Me-R (~236 pb) (A) and SCAR MK7-F/MK7-R (~520 pb) (B). NTC: negative control without DNA template. 100-pb ladder (FermentasTM)
Fragments amplified from DNA of second-stage juveniles (J2) using M. enterolobii-specific primers: IGS2 Me-F/Me-R (~236 pb) (A) and SCAR MK7-F/MK7-R (~520 pb) (B). NTC: negative control without DNA template. 100-pb ladder (FermentasTM)

Morphometry of second-stage juveniles and adult females from chilli pepper (cv_ Jalapeño) compared with previous data of M_ enterolobii described n the literature_

CharacterThis workYang and Eisenback, 1983Rammah and Hirschmann, 1988
Second-stage juveniles (J2)
n=28n=30n=35
Body length414.5 ±22.9# (391.5–486.8)

#Average measurements in μm ± standard deviation (range) a: body length/greatest body width, c: body length/tail length DGO: dorsal esophageal gland orifice

436.6 ±16.61 (405–472.9)453.6 ± 28.4 (390.4–528.0)
Greatest body width14.05 ±0.7 (13.2–15.6)15.3 ±0.89 (13.9–17.8)14.7 ±0.5 (13.8–15.8)
Stylet length11.3 ±0.8 (10.1–13.0)11.7 ±0.45 (10.8–13.0)11.6 ±0.3 (11.1–12.2)
DGO3.4 ±0.4 (2.6–4.2)3.4 ± 0.33 (2.8–4.3)3.9 ±0.2 (3.3–4.3)
Tail length54.4 ± 5.5 (40.7–61.6)56.4 ± 4.48 (41.5–63.4)54.4 ± 3.6 (49.2 - 62.9)
Hyaline region length14.2 ±0.8 (11.5–15.0) ------------ -------------
a29.5 ±1.6 (26.3–33.5)28.6 ±1.88 (24.0 - 32.5)30.9 ±1.9 (26.4–34.7)
c7.9 ±0.7 (6.4–9.6)7.8 ±0.65 (6.8–10.1)8.3 ±0.4 (7.0–9.2)
Females
n=8n=20n=35
Stylet length14.5 ±1.7 (12.8–17.3)15.1 ±1.35 (13.2–18.0)15.8 ±0.8 (13.8–16.8)
DGO4.7 ±1.1 (3.2 - 6.4)4.9 ±0.78 (3.7–6.2)4.8 ±0.8 (3.5–6.7)
Vulva-anus distance18.5 ±1.0 (17.4–19.6)22.2 ±1.76 (19.7–26.6)18.4 ±1.5 (12.7–21.1)
Vulval slit length23.5 ±1.9 (20.2 - 25.3)28.7 ± 1.96 (25.3–32.4)26.1 ± 1.9 (20.9–30.4)
DOI: https://doi.org/10.1515/helmin-2016-0001 | Journal eISSN: 1336-9083 | Journal ISSN: 0440-6605
Language: English
Page range: 155 - 160
Submitted on: Jun 23, 2015
Accepted on: Sep 17, 2015
Published on: Mar 26, 2016
Published by: Slovak Academy of Sciences, Mathematical Institute
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year

© 2016 E. Villar-Luna, O. Goméz-Rodriguez, R. I. Rojas-Martínez, E. Zavaleta-Mejía, published by Slovak Academy of Sciences, Mathematical Institute
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.