Meloidogyne lopezi

Meloidogyne lopezi	Contents	Rev 12/16/2024
Costa Rica Root-knot Nematode; Puntarenas Coffee Root-knot Nematode	Classification	Hosts
	Morphology and Anatomy	Life Cycle
Return to Meloidogyne Menu	Economic Importance	Damage
	Distribution	Management
Return to Meloidogynidae Menu	Feeding	References
	Go to Nemaplex Main Menu	Go to Dictionary of Terminology

Classification:

       Chromadorea
       Rhabditida
       Tylenchina
        Tylenchoidea
          Meloidogynidae
           Meloidogyninae

Meloidogyne lopezi Humphreys-Pereira, Flores-Chavez, Gomez, Salazar, Gomez-Alpizar & Elling, 2014

Review general characteristics of the genus Meloidogyne.

Morphology and Anatomy:

Female:

Body ovoid to saccate; lip region slightly offset; amphid apertures elongate.
Stylet knobs oval, sloping posteriorly.
Perineal pattern with moderately high arch, rounded to squarish. Punctations and striae absent in pattern.

Male:

Morphology typical of genus.
Stylet robust, cone longer than shaft

Meloidogyne lopezi is distinguished from other Meloidogyne species by isozyme profiles and mitochondrial DNA analysis (Humphreys-Pereira et al., 2014).

Reported median body size for this species (Length mm; width micrometers; weight micrograms) - Click:

Distribution:

Reported from southern Costa Rica.

Hosts:

.Type Host: coffee (Coffea arabica cv Catuai)

For an extensive host range list for this species, click

Life Cycle:

Ecophysiological Parameters:

For Ecophysiological Parameters for this species, click	If species level data are not available, click for genus level parameters

Causes numerous small galls on roots of coffee (Coffea arabica cv Catuai). Each gall with a single female with egg mass on root surface. No cracking or corky root on root surface (Subbotin et al., 2021).

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Management:

Resistance

Host Plant Resistance, Non-hosts and Crop Rotation alternatives:

For plants reported to have some level of resistance to this species, click

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References:

Humphreys-Pereira, D.A., Flores-Chavez, L., Gomez, M., Salazar, L. Gomez-Alpizar, L.E., Elling, A.A. 2014. Meloidogyne lopezi n.sp. (Nematode: Meloidogynidae, a new root-knot nematode. Nematology 16:643-661.

Lopez. R. and Salazar, L. 1989. Melodogyne arabicida sp.n. (Nemata: Heteroderidae) nativo de Costa Rica: un nuevo y severo y patogeno del cafeto. Turrialba 39:313-323.

Subbotin, S.A., Rius, J.E.P. and Castillo, P., 2021. Systematics of Root-Knot Nematodes (Nematoda: Meloidogynidae). Brill. 857p.