<abstract xmlns="http://www.w3.org/1999/xhtml"><p> Fifteen ecotypes of Schizolobium parahybum (Vell.) Blake collected in Ecuador (9), Brazil (3), Bolivia (1) Costa Rica (1), and Peru (1) were analyzed using Random Amplified Polymorphic DNA (RAPDs), Amplified Fragment Length Polymorphisms (AFLPs) and microsatellites (SSRs) in order to determine their genetic relationships and diversity patterns among ecotypes and to identify the origin of cultivated germplasm in Ecuador. Although AFLP markers were the most informative technique based on amplified products, SSRs clearly differentiated the ecotypes of Ecuador based on their geographical origin or genetic status into two groups: commercial ecotypes growing at western Ecuador very similar to the ecotype from Costa Rica, and native germplasm from eastern Ecuador and ecotypes from Brazil, Peru and Bolivia.</p></abstract>

Fifteen ecotypes of Schizolobium parahybum (Vell.) Blake collected in Ecuador (9), Brazil (3), Bolivia (1) Costa Rica (1), and Peru (1) were analyzed using Random Amplified Polymorphic DNA (RAPDs), Amplified Fragment Length Polymorphisms (AFLPs) and microsatellites (SSRs) in order to determine their genetic relationships and diversity patterns among ecotypes and to identify the origin of cultivated germplasm in Ecuador. Although AFLP markers were the most informative technique based on amplified products, SSRs clearly differentiated the ecotypes of Ecuador based on their geographical origin or genetic status into two groups: commercial ecotypes growing at western Ecuador very similar to the ecotype from Costa Rica, and native germplasm from eastern Ecuador and ecotypes from Brazil, Peru and Bolivia.

Genetic Relationships among Schizolobium parahybum (Vell.) Blake (Leguminosae) Ecotypes from Ecuador and other Countries

Silvae Genetica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Fifteen ecotypes of Schizolobium parahybum (Vell.) Blake collected in Ecuador (9), Brazil (3), Bolivia (1) Costa Rica (1), and Peru (1) were analyzed using...

Genetic Relationships among Schizolobium parahybum (Vell.) Blake (Leguminosae) Ecotypes from Ecuador and other Countries

Publié en ligne: 14 oct. 2017

Pages: 214 - 221

Reçu: 08 mai 2006

DOI: https://doi.org/10.1515/sg-2007-0032

Mots clés
AFLP, genetic relationships, DNA-fingerprinting, RAPD, Schizolobium parahybum (Vell.) Blake, SSR

© 2017

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Genetic Relationships among Schizolobium parahybum (Vell.) Blake (Leguminosae) Ecotypes from Ecuador and other Countries

Publié en ligne: 14 oct. 2017

Pages: 214 - 221

Reçu: 08 mai 2006

DOI: https://doi.org/10.1515/sg-2007-0032

Mots clésAFLP, genetic relationships, DNA-fingerprinting, RAPD, Schizolobium parahybum (Vell.) Blake, SSR

© 2017

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Mots clés
AFLP, genetic relationships, DNA-fingerprinting, RAPD, Schizolobium parahybum (Vell.) Blake, SSR