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Caracterización genética de las especies silvestres de papa Solanum gourlayi y Solanum spegazzinii e incorporación de germoplasma silvestre a la papa cultivada
(Facultad de Ciencias Agrarias, Universidad Nacional de Mar del Plata, 2009)La papa común, Solanum tuberosum L., es una especie tetraploide (2n=4x=48, 4NBE), que presenta alrededor de 200 especies emparentadas que constituyen un importante recurso genético para el mejoramiento heredable. Sin ... -
Epigenetic patterns newly established after interspecific hybridization in natural populations of Solanum
(Wiley, 2013-10)Interspecific hybridization is known for triggering genetic and epigenetic changes, such as modifications on DNA methylation patterns and impact on phenotypic plasticity and ecological adaptation. Wild potatoes (Solanum, ... -
Genomic relationships between hexaploid Helianthus resinosus and diploid Helianthus annuus (Asteraceae)
(Springer, 2014-05)Genus Helianthus comprises diploid and polyploid species. An autoallopolyploid origin has been proposed for hexaploid species but the genomic relationships remain unclear. Mitotic and meiotic studies in annual Helianthus ... -
Germinacion in vitro de embriones inmaduros a distintas temperaturas de estratificacion
(Asociación Interprofesional para el Desarrollo Agrario, 2002)En los programas de mejora de especies frutales adquiere gran importancia la reducción del tiempo para la obtención de una nueva generación. La estratificación y germinación in vitro de los embriones inmaduros permite ... -
Robles in Lagunas de Epulauquen, Argentina: previous and recent evidence of their distinctive character
(2014-12)The northernmost ‘robles’ of Argentina, located in Lagunas de Epulauquen (northwest Patagonia), are considered a population of Nothofagus obliqua, even though they differ in some respects from individuals of other populations ... -
Short‐term hybridisation activates Tnt1 and Tto1 Copia retrotransposons in wild tuber‐bearing Solanum species
(2015-07)Interspecific hybridisation in tuber‐bearing species of Solanum is a common phenomenon and represents an important source of variability, crucial for adaptation and speciation of potato species. In this regard, the effects ... -
Significant effect of accidental pollinations on the progeny of low setting Prunus interspecific crosses
(Springer, 2006)The incidence of fortuitous pollination on interspecific hybridizations of the plum rootstock Myrobalan with the apricot cultivars ‘Moniquí’ and ‘Moniquí Borde’ was assessed in this work. Progeny was originated through ...