Resistance to rice root-knot nematode Meloidogyne graminicola identified in Oryza longistaminata and O. glaberrima
Accessions of Oryza longistaminata and O. glaberrima, two rice species from Africa, and O. sativa were screened to identify sources of resistance to Meloidogyne graminicola. An initial population of 6000 J2/plant was inoculated to cuttings of the African rice species and 5-day-old seedlings of O. sa...
| Main Authors: | , , , , |
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| Format: | Journal Article |
| Language: | Inglés |
| Published: |
Brill
1999
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| Subjects: | |
| Online Access: | https://hdl.handle.net/10568/167179 |
| _version_ | 1855531504770220032 |
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| author | Soriano, Imelda R. Schmit, Veronique Brar, Darshan S. Prot, Jean-Claude Reversat, Georges |
| author_browse | Brar, Darshan S. Prot, Jean-Claude Reversat, Georges Schmit, Veronique Soriano, Imelda R. |
| author_facet | Soriano, Imelda R. Schmit, Veronique Brar, Darshan S. Prot, Jean-Claude Reversat, Georges |
| author_sort | Soriano, Imelda R. |
| collection | Repository of Agricultural Research Outputs (CGSpace) |
| description | Accessions of Oryza longistaminata and O. glaberrima, two rice species from Africa, and O. sativa were screened to identify sources of resistance to Meloidogyne graminicola. An initial population of 6000 J2/plant was inoculated to cuttings of the African rice species and 5-day-old seedlings of O. sativa. Root nematode densities were estimated 60 days after the last inoculation. O. sativa entries were all susceptible to the rice root-knot nematode. One accession of O. longistaminata represented by two individuals (WL02-2 and WL02-15) and three accessions of O. glaberrima (TOG7235, TOG5674 and TOG5675) were resistant to M. graminicola. DL01-1, an O. longistaminata accession, was susceptible to the rice root-knot nematode. Identification de sources de resistance a Meloidogyne graminicola chez Oryza longistaminata et O. glaberrima - Plusieurs accessions d'Oryza longistaminata et d'O. glaberrima, deux riz africains, et d'O. sativa ont ete criblees pour trouver des sources de resistance a Meloidogyne graminicola. Des inoculums de 6000 J2 par plante ont ete inocules sur des boutures des deux riz africains et sur des plantules de 5 jours d'O. sativa. Les populations presentes dans les racines ont ete evaluees 60 jours apres l'inoculation. Toutes les varietes testees d'O. sativa etaient sensibles. Une accession d'O. longistaminata, representee par deux individus (WLO2-2 et WLO2-15), et trois accessions d'O. glaberrima (TOG7235, TOG5674 et TOG5675) etaient resistantes. |
| format | Journal Article |
| id | CGSpace167179 |
| institution | CGIAR Consortium |
| language | Inglés |
| publishDate | 1999 |
| publishDateRange | 1999 |
| publishDateSort | 1999 |
| publisher | Brill |
| publisherStr | Brill |
| record_format | dspace |
| spelling | CGSpace1671792024-12-19T14:13:03Z Resistance to rice root-knot nematode Meloidogyne graminicola identified in Oryza longistaminata and O. glaberrima Soriano, Imelda R. Schmit, Veronique Brar, Darshan S. Prot, Jean-Claude Reversat, Georges meloidogyne graminicola nematoda resistance interspecific hybridization screening oryza longistaminata oryza glaberrima africa philippines Accessions of Oryza longistaminata and O. glaberrima, two rice species from Africa, and O. sativa were screened to identify sources of resistance to Meloidogyne graminicola. An initial population of 6000 J2/plant was inoculated to cuttings of the African rice species and 5-day-old seedlings of O. sativa. Root nematode densities were estimated 60 days after the last inoculation. O. sativa entries were all susceptible to the rice root-knot nematode. One accession of O. longistaminata represented by two individuals (WL02-2 and WL02-15) and three accessions of O. glaberrima (TOG7235, TOG5674 and TOG5675) were resistant to M. graminicola. DL01-1, an O. longistaminata accession, was susceptible to the rice root-knot nematode. Identification de sources de resistance a Meloidogyne graminicola chez Oryza longistaminata et O. glaberrima - Plusieurs accessions d'Oryza longistaminata et d'O. glaberrima, deux riz africains, et d'O. sativa ont ete criblees pour trouver des sources de resistance a Meloidogyne graminicola. Des inoculums de 6000 J2 par plante ont ete inocules sur des boutures des deux riz africains et sur des plantules de 5 jours d'O. sativa. Les populations presentes dans les racines ont ete evaluees 60 jours apres l'inoculation. Toutes les varietes testees d'O. sativa etaient sensibles. Une accession d'O. longistaminata, representee par deux individus (WLO2-2 et WLO2-15), et trois accessions d'O. glaberrima (TOG7235, TOG5674 et TOG5675) etaient resistantes. 1999 2024-12-19T12:57:07Z 2024-12-19T12:57:07Z Journal Article https://hdl.handle.net/10568/167179 en Brill Soriano, Imelda R.; Schmit, Veronique; Brar, Darshan S.; Prot, Jean-Claude and Reversat, Georges. 1999. Resistance to rice root-knot nematode Meloidogyne graminicola identified in Oryza longistaminata and O. glaberrima. Nematol, Volume 1 no. 4 p. 395-398 |
| spellingShingle | meloidogyne graminicola nematoda resistance interspecific hybridization screening oryza longistaminata oryza glaberrima africa philippines Soriano, Imelda R. Schmit, Veronique Brar, Darshan S. Prot, Jean-Claude Reversat, Georges Resistance to rice root-knot nematode Meloidogyne graminicola identified in Oryza longistaminata and O. glaberrima |
| title | Resistance to rice root-knot nematode Meloidogyne graminicola identified in Oryza longistaminata and O. glaberrima |
| title_full | Resistance to rice root-knot nematode Meloidogyne graminicola identified in Oryza longistaminata and O. glaberrima |
| title_fullStr | Resistance to rice root-knot nematode Meloidogyne graminicola identified in Oryza longistaminata and O. glaberrima |
| title_full_unstemmed | Resistance to rice root-knot nematode Meloidogyne graminicola identified in Oryza longistaminata and O. glaberrima |
| title_short | Resistance to rice root-knot nematode Meloidogyne graminicola identified in Oryza longistaminata and O. glaberrima |
| title_sort | resistance to rice root knot nematode meloidogyne graminicola identified in oryza longistaminata and o glaberrima |
| topic | meloidogyne graminicola nematoda resistance interspecific hybridization screening oryza longistaminata oryza glaberrima africa philippines |
| url | https://hdl.handle.net/10568/167179 |
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