<abstract xmlns="http://www.w3.org/1999/xhtml">

<p><italic>Pratylenchus</italic> is one of the most limiting nematodes of Musaceae production in the world. Knowledge of the nematode species is one of the requirements for its management in the field. This study aimed to identify up to the species level <italic>Pratylenchus</italic> populations associated with plantain and banana crops in the states of Caldas, Quindío, and Valle del Cauca in Colombia. In these regions, <italic>Pratylenchus</italic> has been reported to affect these crops in the past, but with records of the nematode only up to the genus level. For this purpose, five populations of <italic>Pratylenchus</italic> extracted from samples composed of roots and rhizospheric soil, four from plantain and one from banana, were identified through morphological, morphometric, and molecular analysis (sequencing of the <italic>D2</italic>–<italic>D3</italic> of rRNA and cytochrome oxidase subunit I of mtDNA). All populations were identified as <italic>P. araucensis</italic>, a species reported previously in eastern Colombia, and one that the present study found in the center and southwest of the country, indicating that this species of nematode is widely distributed in the Musaceae-producing areas of Colombia. The present study reports the first <italic>COI</italic> mtDNA sequences for this species of nematode.</p></abstract>

Pratylenchus is one of the most limiting nematodes of Musaceae production in the world. Knowledge of the nematode species is one of the requirements for its management in the field. This study aimed to identify up to the species level Pratylenchus populations associated with plantain and banana crops in the states of Caldas, Quindío, and Valle del Cauca in Colombia. In these regions, Pratylenchus has been reported to affect these crops in the past, but with records of the nematode only up to the genus level. For this purpose, five populations of Pratylenchus extracted from samples composed of roots and rhizospheric soil, four from plantain and one from banana, were identified through morphological, morphometric, and molecular analysis (sequencing of the D2–D3 of rRNA and cytochrome oxidase subunit I of mtDNA). All populations were identified as P. araucensis, a species reported previously in eastern Colombia, and one that the present study found in the center and southwest of the country, indicating that this species of nematode is widely distributed in the Musaceae-producing areas of Colombia. The present study reports the first COI mtDNA sequences for this species of nematode.

<italic>Pratylenchus araucensis</italic> (Rhabditida: Pratylenchidae) a Widely Distributed Nematode in <italic>Musa</italic> spp. From Colombia

Journal of Nematology

This work is licensed under the Creative Commons Attribution 4.0 International License.

 (Rhabditida: Pratylenchidae) a Widely Distributed Nematode in  spp. From Colombia

Pratylenchus is one of the most limiting nematodes of Musaceae production in the world. Knowledge of the nematode species is one of the requirements for its...

Pratylenchus araucensis (Rhabditida: Pratylenchidae) a Widely Distributed Nematode in Musa spp. From Colombia

Publié en ligne: 08 janv. 2023

Pages: -

Reçu: 16 sept. 2022

DOI: https://doi.org/10.2478/jofnem-2022-0057

Mots clés
mtDNA, – expansion segment of LSU rDNA, molecular biology, morphology, plantain

© 2022 Arboleda–Riascos et al. published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Pratylenchus araucensis (Rhabditida: Pratylenchidae) a Widely Distributed Nematode in Musa spp. From Colombia

Publié en ligne: 08 janv. 2023

Pages: -

Reçu: 16 sept. 2022

DOI: https://doi.org/10.2478/jofnem-2022-0057

Mots clésmtDNA, – expansion segment of LSU rDNA, molecular biology, morphology, plantain

© 2022 Arboleda–Riascos et al. published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Mots clés
mtDNA, – expansion segment of LSU rDNA, molecular biology, morphology, plantain