Journal of Nematology (2002) 34, 405-408
S. Verdejo-Lucas, C. Ornat, F.J. Sorribas and A. Stchiegel (2002)
Species of root-knot nematodes and fungal egg parasites recovered from vegetables in Almeria and Barcelona, Spain
Journal of Nematology 34 (4), 405-408
Abstract: Intensive vegetable production areas were surveyed in the provinces of Almeria (35 sites) and Barcelona (22 sites), Spain, to determine the incidence and identity of Meloidogyne spp. and of fungal parasites of nematode eggs. Two species of Meloidogyne were found in Almeria - M. javanica (63% of the samples) and M. incognita (31%). Three species were found in Barcelona, including M. incognita (50%), M. javanica (36%), and M. arenaria (14%). Solanaceous crops supported larger (P< 0.05) nematode numbers than cucurbit crops in Almeria but not in Barcelona. Fungal parasites were found in 37% and 45% of the sites in Almeria and Barcelona, respectively, but percent parasitism was never greater than 5%. Nine fungal species were isolated from single eggs of the nematode. The fungi included Verticillium chlamydosporium, V. catenulatum, Fusarium oxysporum, F. solani, Fusarium spp., Acremonium strictum, Gliocladium roseum, Cylindrocarpon spp., Engiodontium album, and Dactylella oviparasitica. Two sterile fungi and fve unidentified fungi also were isolated from Meloidogyne spp. eggs.
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Database assignments for author(s): Francisco Javier Sorribas, Soledad Verdejo-Lucas
Research topic(s) for pests/diseases/weeds:
surveys/sampling/distribution
biocontrol - natural enemies
Research topic(s) for beneficials or antagonists:
surveys/distribution/isolation
Pest and/or beneficial records:
Beneficial | Pest/Disease/Weed | Crop/Product | Country | Quarant.
|
---|---|---|---|---|
Meloidogyne javanica | Spain (continental) | |||
Meloidogyne incognita | Spain (continental) | |||
Meloidogyne arenaria | Spain (continental) | |||
Dactylella oviparasitica (antagonist) | Spain (continental) |