Heterodera ustinovi

Heterodera ustinovi	Contents	Rev 10/31/2023
Ustinov's Cyst Nematode	Classification	Hosts
	Morphology and Anatomy	Life Cycle
Return to Heterodera Menu	Economic Importance	Damage
	Distribution	Management
Return to Heteroderidae Menu	Feeding	References
	Go to Nemaplex Main Menu	Go to Dictionary of Terminology

Classification:

Tylenchida Tylenchina Tylenchoidea Heteroderidae Heteroderinae
Heterodera ustinovi Kirjanova, 1969
: A member of the Avenae group of Heterodera spp.

Synonyms
Bidera ustinovi (Kirjanova, 1969) Krall & Krall, 1978
Heterodera iri Mathews, 1971

Morphology and Anatomy:

General Characteristics of the Avenae Group of Heterodera

Cysts lemon-shaped
Bifenestrate
Bullae well-developed
Underbridge absent or present
Vulval slit short
J2 incisures 4
Monocotyledonous hosts

(Handoo and Subbotin, 2018; Subbotin et al., 2018)

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

Distribution:

Initially reported from wild grasses in the eastern part of the Carpathian Mountains in Ukraine. Later reported from several countries in northern Europe and from the northeastern USA.

Hosts:

Many hosts in nature are monocotyledons. A parasite of grasses of the Agrostis genus and of other grass species.

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

Management:

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

References:

Handoo, Z.A., Subbotin, S.A. 2018. Taxonomy, identification and principal species. Chapter 15 in Perry, R.N. Moens, M., and Jones, J.T.(eds) Cyst Nematodes. CAB International.

Subbotin, S,A., Mundo-Ocampo, M., Baldwin, J.G. 2010. Systematics of Cyst Nematodes (Nematode: Heteroderinae). Nematology Monographs and Perspectives Volume 8B, D.J. Hunt and R.N. Perry (eds) Brill, Leiden, The Netherlands 512p

Subbotin, S.A., Toumi, F., Elekcioglu, I.H., Waeyenbridge, L., Maafi, Z.T. 2018. DNA barcoding, phylogeny and phylogeography of the cyst nematode species of the Avenae group from the genus Heterodera (Tylenchida: Heteroderidae) Nematology 20:671-702.