Abstract:RESUMO -A resistência a diversas moléstias fúngicas do trigo tem sido transferida de espécies perenes da tribo Triticeae, mas o híbrido produzido pelo cruzamento intergenérico apresenta embrião abortivo. Embora a técnica de resgate e cultivo in vitro destes embriões já seja amplamente utilizada, sua eficiência ainda é muito baixa. Este trabalho objetivou a obtenção de progênies de retrocruzamentos em híbrido F1 (2n=56), proveniente do cruzamento de trigo (Triticum aestivum) (2n=42) com Agropyron elongatum (2n=… Show more
“…The haplodiploidization of selected progenies through somatic elimination of pollen donor genome by maize pollination and colchicine treatment is a routine procedure being used at Embrapa Trigo to transfer non-homologous chromosomal segments into local cultivars (Gouvea et al, 1997;Angra et al, 1999). Since Ae.…”
Section: Looking For Genetic Variability To Disease Resistance In Whementioning
“…The haplodiploidization of selected progenies through somatic elimination of pollen donor genome by maize pollination and colchicine treatment is a routine procedure being used at Embrapa Trigo to transfer non-homologous chromosomal segments into local cultivars (Gouvea et al, 1997;Angra et al, 1999). Since Ae.…”
Section: Looking For Genetic Variability To Disease Resistance In Whementioning
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