HETERODERA CAROTAE PDF


Length = (av. = ) �m; width = (av. = ) �m. Female: Adult white, lemon-shaped with large egg-mass often almost. During to in several nematological surveys in the Tepeaca Valley, Puebla, Mexico, carrot cyst nematode, Heterodera carotae was. General information about Heterodera carotae (HETDCA).

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Heterodera carotae Pest Information

The Mexican population of H. Molecular Phylogenetics and Evolution The most common variation is the presence of spherical refractive bodies within the tail, sometimes with associated swelling. Tail acutely conical with rounded tip usually with the presence of 1—3 spherical refractive body sometimes with associated swelling.

Commonwealth Agricultural Bureaux 66 pp. Currently, there are no reliable reports on the economic losses caused by representatives of the genus Cactodera.

Return to Heterodera Menu. After reviewing the morphological characters and morphometrics, it most resembles to H. Heterodera carotae Jones, Heterodera carotae Scientific classification Kingdom: Up to now, 15 species of cyst geterodera from four genera, Globodera, Punctodera, Cactodera, and Heterodera have been known in Mexico and with our new finding of H.

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Thesis, University of Wisconsin. White lemon shaped with large egg sac almost of the size of the female; vulval slit on cone terminus. We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. Color changes from white to russet-brown with no intermediate hetedodera stage.

EPPO Global Database

Please consider upgrading your browser to the latest version or installing a new browser. Taxonomic Tree Top of page Domain: BI analysis cadotae initiated with a random starting tree and was run with four chains for 1. More information about modern web browsers can be found at http: Heetrodera seven unique COI haplotypes were identified for H. Females White lemon shaped with large egg sac almost of the size of the female; vulval slit on cone terminus. Patchy growth, yellowish leaves; distortion of tap root, due to early lignification, renders affected carrots unmarketable.

Phylogenetic relationships of the Mexican population of H. The nematode parasites of plants catalogued under their hosts The new sequences were deposited in the GenBank under accession numbers: Ministery of Agriculture, Fisheries and Food.

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Heterodera carotae (HETDCA)[Overview]| EPPO Global Database

Lateral field with four incisures forming three bands Table 1 ; Figs. Tests of nine plant species from five families for infection of H.

Lateral field with four incisures forming three bands; outer lines crenate, outer bands areolated. Host range study Nine plant species from five families, which are known as hosts from H.

By using this site, you agree to the Heteroedra of Use and Privacy Policy. Most, however, remain in the cyst for two to three months after it has turned brown. A new cyst nematode, Cactodera torreyanae sp. Return to Heteroderidae Menu. Reported median body size for this species Length mm; width micrometers – Click: The dehydrated cysts remain infective in the soil or cadotae to roots for up to ten years.

Cephalids indistinct; anterior ones level with third body annule and posterior part level with eighth-ninth body annule.