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Registro completo
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Biblioteca (s) : |
INIA Las Brujas. |
Fecha : |
30/06/2021 |
Actualizado : |
30/06/2021 |
Tipo de producción científica : |
Artículos en Revistas Indexadas Internacionales |
Autor : |
ANDINO, M.; GAIERO, P.; GONZÁLEZ-BARRIOS, P.; GALVÁN, G.; VILARÓ, F.; SPERANZA, P. |
Afiliación : |
MARIANA ANDINO, Facultad de Agronomía, Universidad de la República, Montevideo, Uruguay.; PAOLA GAIERO, Facultad de Agronomía, Universidad de la República, Montevideo, Uruguay.; PABLO GONZÁLEZ-BARRIOS, Facultad de Agronomía, Universidad de la República, Montevideo, Uruguay.; GUILLERMO GALVÁN, Facultad de Agronomía, Universidad de la República, Montevideo, Uruguay.; FRANCISCO LUIS VILARO PAREJA, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; Facultad de Agronomía, Universidad de la República, Montevideo, Uruguay.; PABLO SPERANZA, Facultad de Agronomía, Universidad de la República, Montevideo, Uruguay. |
Título : |
Potato introgressive hybridisation breeding for bacterial wilt resistance using Solanum commersonii Dun. as Donor: genetic and agronomic characterisation of a backcross 3 progeny. |
Fecha de publicación : |
2021 |
Fuente / Imprenta : |
Potato Research, 2021. Doi: https://doi.org/10.1007/s11540-021-09512-1 |
ISSN : |
0014-3065 |
DOI : |
10.1007/s11540-021-09512-1 |
Idioma : |
Inglés |
Notas : |
Article history: Received 30 October 2020; Accepted 26 April 2021; Published Online 17 June 2021.
Corresponding author: Gaiero, P., Facultad de Agronomía, Universidad de la República, Garzón 780, Montevideo, Uruguay; email:pgaiero@fagro.edu.uy |
Contenido : |
ABSTRACT - Bacterial wilt caused by Ralstonia solanacearum is the main bacterial disease in potato. Solanum commersonii Dun. (cmm; 2n = 2x = 24, 1 EBN) is a native species to southern Brazil, Uruguay and Argentina with desirable traits for introgressive hybridisation breeding into cultivated potato such as resistance to R. solanacearum. In Uruguay, successful crosses between cmm and Solanum tuberosum Group Tuberosum (tbr; 2n = 4x = 48, 4 EBN) have been carried out with this objective, resulting in backcross 1, 2 and 3 progenies. The aim of this study was to characterise one backcross 3 progeny (BC3) using cytogenetic, genetic, morphological and agronomic descriptors. Resistance to R. solanacearum showed transgressive segregation and an association with plant architecture. Fifty-two percent of individuals had chromosome numbers close to cultivated potato with no evidence of preferential loss of cmm chromosomes. All BC3 individuals showed male sterility, probably due to nuclear-cytoplasmic interactions. Although there was wide segregation in morphological traits, most individuals resembled the recurrent tbr parents. A few more backcrosses combined with screening for bacterial wilt resistance may be necessary to allow for further recombination and removal of undesirable traits from cmm. The presence of BC3 individuals with chromosome numbers close to 2n = 48, combining morphological traits from tbr with good levels of resistance, suggests the occurrence of introgression events. This points to S. commersonii as one of the most promising genetic resources for potato breeding from the Southern Atlantic region.
© 2021, European Association for Potato Research. MenosABSTRACT - Bacterial wilt caused by Ralstonia solanacearum is the main bacterial disease in potato. Solanum commersonii Dun. (cmm; 2n = 2x = 24, 1 EBN) is a native species to southern Brazil, Uruguay and Argentina with desirable traits for introgressive hybridisation breeding into cultivated potato such as resistance to R. solanacearum. In Uruguay, successful crosses between cmm and Solanum tuberosum Group Tuberosum (tbr; 2n = 4x = 48, 4 EBN) have been carried out with this objective, resulting in backcross 1, 2 and 3 progenies. The aim of this study was to characterise one backcross 3 progeny (BC3) using cytogenetic, genetic, morphological and agronomic descriptors. Resistance to R. solanacearum showed transgressive segregation and an association with plant architecture. Fifty-two percent of individuals had chromosome numbers close to cultivated potato with no evidence of preferential loss of cmm chromosomes. All BC3 individuals showed male sterility, probably due to nuclear-cytoplasmic interactions. Although there was wide segregation in morphological traits, most individuals resembled the recurrent tbr parents. A few more backcrosses combined with screening for bacterial wilt resistance may be necessary to allow for further recombination and removal of undesirable traits from cmm. The presence of BC3 individuals with chromosome numbers close to 2n = 48, combining morphological traits from tbr with good levels of resistance, suggests the occurrence of introgression events.... Presentar Todo |
Palabras claves : |
Agronomic performance; Backcrossing; Chromosome number; Genetic resistance; Ralstonia solanacearum; Wild potato relative. |
Asunto categoría : |
F30 Genética vegetal y fitomejoramiento |
Marc : |
LEADER 02875naa a2200289 a 4500 001 1062208 005 2021-06-30 008 2021 bl uuuu u00u1 u #d 022 $a0014-3065 024 7 $a10.1007/s11540-021-09512-1$2DOI 100 1 $aANDINO, M. 245 $aPotato introgressive hybridisation breeding for bacterial wilt resistance using Solanum commersonii Dun. as Donor$bgenetic and agronomic characterisation of a backcross 3 progeny.$h[electronic resource] 260 $c2021 500 $aArticle history: Received 30 October 2020; Accepted 26 April 2021; Published Online 17 June 2021. Corresponding author: Gaiero, P., Facultad de Agronomía, Universidad de la República, Garzón 780, Montevideo, Uruguay; email:pgaiero@fagro.edu.uy 520 $aABSTRACT - Bacterial wilt caused by Ralstonia solanacearum is the main bacterial disease in potato. Solanum commersonii Dun. (cmm; 2n = 2x = 24, 1 EBN) is a native species to southern Brazil, Uruguay and Argentina with desirable traits for introgressive hybridisation breeding into cultivated potato such as resistance to R. solanacearum. In Uruguay, successful crosses between cmm and Solanum tuberosum Group Tuberosum (tbr; 2n = 4x = 48, 4 EBN) have been carried out with this objective, resulting in backcross 1, 2 and 3 progenies. The aim of this study was to characterise one backcross 3 progeny (BC3) using cytogenetic, genetic, morphological and agronomic descriptors. Resistance to R. solanacearum showed transgressive segregation and an association with plant architecture. Fifty-two percent of individuals had chromosome numbers close to cultivated potato with no evidence of preferential loss of cmm chromosomes. All BC3 individuals showed male sterility, probably due to nuclear-cytoplasmic interactions. Although there was wide segregation in morphological traits, most individuals resembled the recurrent tbr parents. A few more backcrosses combined with screening for bacterial wilt resistance may be necessary to allow for further recombination and removal of undesirable traits from cmm. The presence of BC3 individuals with chromosome numbers close to 2n = 48, combining morphological traits from tbr with good levels of resistance, suggests the occurrence of introgression events. This points to S. commersonii as one of the most promising genetic resources for potato breeding from the Southern Atlantic region. © 2021, European Association for Potato Research. 653 $aAgronomic performance 653 $aBackcrossing 653 $aChromosome number 653 $aGenetic resistance 653 $aRalstonia solanacearum 653 $aWild potato relative 700 1 $aGAIERO, P. 700 1 $aGONZÁLEZ-BARRIOS, P. 700 1 $aGALVÁN, G. 700 1 $aVILARÓ, F. 700 1 $aSPERANZA, P. 773 $tPotato Research, 2021. Doi: https://doi.org/10.1007/s11540-021-09512-1
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INIA Las Brujas (LB) |
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Biblioteca (s) : |
INIA Tacuarembó. |
Fecha actual : |
21/02/2014 |
Actualizado : |
04/07/2017 |
Tipo de producción científica : |
Artículos en Revistas Agropecuarias |
Autor : |
MONTOSSI, F.; DE BARBIERI, I.; CIAPPESONI, G.; SILVEIRA, C.; LUZARDO, S.; BRITO, G.; SAN JULIÁN, R. |
Afiliación : |
FABIO MARCELO MONTOSSI PORCHILE, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; LUIS IGNACIO DE BARBIERI ETCHEBERRY, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; CARLOS GABRIEL CIAPPESONI SCARONE, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; CAROLINA INES SILVEIRA ROJAS, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; SANTIAGO FELIPE LUZARDO VILLAR, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; GUSTAVO WALTER BRITO DIAZ, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; ROBERTO SAN JULIAN SANCHEZ, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay. |
Título : |
Alternativas tecnológicas para la mejora de la competitividad del rubro ovino: avances de la investigación de INIA en la raza Merino Dohne. |
Fecha de publicación : |
2011 |
Fuente / Imprenta : |
Revista INIA Uruguay, 2011, no. 26, p.14-18 |
Serie : |
(Revista INIA; 26) |
ISSN : |
1510-9011 |
Idioma : |
Español |
Palabras claves : |
GENÉTICA OVINA; MERINO DOHNE. |
Thesagro : |
BIOTIPOS; MEJORAMIENTO GENETICO ANIMAL; OVINOS. |
Asunto categoría : |
L10 Genética y mejoramiento animal |
URL : |
http://www.ainfo.inia.uy/digital/bitstream/item/6987/1/18429130112152015.pdf
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Marc : |
LEADER 00783naa a2200265 a 4500 001 1028352 005 2017-07-04 008 2011 bl uuuu u00u1 u #d 022 $a1510-9011 100 1 $aMONTOSSI, F. 245 $aAlternativas tecnológicas para la mejora de la competitividad del rubro ovino$bavances de la investigación de INIA en la raza Merino Dohne. 260 $c2011 490 $a(Revista INIA; 26) 650 $aBIOTIPOS 650 $aMEJORAMIENTO GENETICO ANIMAL 650 $aOVINOS 653 $aGENÉTICA OVINA 653 $aMERINO DOHNE 700 1 $aDE BARBIERI, I. 700 1 $aCIAPPESONI, G. 700 1 $aSILVEIRA, C. 700 1 $aLUZARDO, S. 700 1 $aBRITO, G. 700 1 $aSAN JULIÁN, R. 773 $tRevista INIA Uruguay, 2011, no. 26, p.14-18
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