Spiral nematodes of the genus Helicotylenchus are among the most ubiquitous With the exception of Helicotylenchus multicinctus, spiral nematodes are not. The damage symptoms are similar to those caused by other serious root endoparasites of the family Pratylenchidae, both on banana plants and plantains. The life cycle and mating behavior of Helicotylenchus multicinctus (Nematoda: Hoplolaimidae) were observed in vitro on excised roots of Musa cavendishii in.
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Blake observed that within 36 hours of inoculation of banana roots, some adult nematodes were partly embedded in helictylenchus roots and apparently feeding upon the parenchymatous cells; after 4 days, they were completely buried within the cortex, sometimes to a depth of 4 to 6 cells.
Plant parasitic nematodes of New Jersey.
Refer to Nematode Management for Golf Courses in Florida for current management recommendations on golf course turf. Morphology, morphometry, and molecular data obtained from these samples were consistent with L. Nematodes and fungi associated with root systems of bananas in multicincus state of decline in Lebanon.
Helicotylenchus multicinctus (banana spiral nematode)
On golf and sports turfgrasses, nematicides are applied for management of Helicotylenchus paxilli in Florida. The life stages of Helicotylenchus multicinctus Cobb in banana roots. Intraspecific rDNA restriction fragment length polymorphism in the Xiphinema americanum group.
Lip region hemispherical, with annuli; framework heavily sclerotized; cephalids usually indistinct. Palomares-Rius2 and Antonio Archidona-Yuste 2.
Helicotylenchus multicinctus – Wikipedia
Find articles by Juan E. When several references are cited, they may give conflicting information on the status.
Generate a print friendly version containing only the sections you need. Helicotylenchus multicinctus Cobb Goldenis a parasite of bananas with a worldwide distribution McSorley and Parrado, Peeled banana corms soaking in nematicide solution for control of migratory endoparasitic nematodes. Descriptions of plant-parasitic nematodes.
Articles from Journal of Nematology are provided here mu,ticinctus of Society of Nematologists. Tylenchida Parasites of Plants and Insects, 2nd ed. Thus it is regarded as an helicptylenchus, although there is no evidence of nematode migration through the cortical tissues Blake, A survey of banana diseases in sucker propagated plantations in Crete. Helicotylenchus multicinctus on bananas: However, often their damage has not been well quantified or documented. Revision of the Hoplolaiminae Nematoda VI.
Procorpus usually expanded anteriorly. Abstract Plant-parasitic nematodes such as Longidorus euonymus and Helicotylenchus multicintctus are species widely distributed in central Europe as well as in Mediterranean area. Nematodes were extracted from soil samples by wet sieving and decanting method Cobb, Proceedings Florida State Horticultural Society, The spiral nematode Helicotylenchus multicinctus on bananas in Florida and its control. Nematodes of the genus Helicotylenchus are spiral nematodes and feed on a large variety of plant species.
Revue de Nematologie, 6 2: De Guiran G; Vilardebo A, Helicotylenchus multicinctus feeds primarily on cortical root tissue cells deep. These findings confirm the identity of the species and the intraspecific variability on several populations with different geographic origin and were within the range of the original description Mali and Hooper, and other reported populations Guesmi-Mzoughi et al.
Spiral nematodes of the genus Helicotylenchus are among the most ubiquitous plant-parasitic nematodes worldwide. A molecular phylogenetic approach to Longidoridae Nematoda: After the second molt the tail disappears and there is rapid growth in the intestine region. The species is bisexual and reproduces by cross-fertilization or amphimixis.
Topotypes; remainder specimens from banana from Samoa Island.
Responses of seashore paspalum cultivars to sting and spiral nematodes. Impact Top of page Minz et al. Colbran and Saunders and Edmunds reported that H. However, morphometric characteristic or molecular data of the nematode were not provided.
These relaxed nematodes are curled into a spiral. While generally considered an ectoparasite whose body remains outside of host tissue during feeding, occasionally Helicotylenchus pseudorobustus behaves as a semi-endoparasite and penetrates into the host root with its anterior body portion head region.
Vovlas N, Inserra R. These are called spiral nematodes because their bodies tend to curl into a spiral when the nematodes are relaxed or dead Figure 1.
Plant nematode problems of the Windward Islands. These findings agreed with the original and previous descriptions of this nematode species Siddiqi, Paring and pralinage in India. Control of root-knot and spiral nematodes on bananas in Cyprus. The presence of males is a useful biological character to separate Helicotylenchus multicinctus from species that do not have males. While Helicotylenchus pseudorobustus is a parasite of many economically important plants, it is seldom considered a major pest on most of them.