diallel analysis of callus induction and plant regeneration in rice anther culture
نویسندگان
چکیده
low efficiency of callus induction and green-plant regeneration have limited the application of anther culture in breeding programs. this study was conducted to determine the inheritance of callus induction and plant regeneration in rice (oryza sativa) anther culture. ten genotypes drived from a five-parent diallel mating set contain khazar, sepidrood, hashemi, alikazemi and nematt were evaluated for their callus induction and plant regeneration abilities. analysis of variance for gca and sca showed significant effect for all traits. the highest gca in green and total regeneration were in khazar and hashemi, so these parents were good for production homozy gose lines. narrowsense heritability were low in this three traits. so non-additive effets were high in these traits. analysis of hymen method showed these conculution too. the genes with increasing effects on green plant and total regeneration percentage were dominant. therefore, we will observed the highest regeneration in f1 family.
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متن کاملتأثیر ژنوتیپ و محیط کشت کالوسزایی بر کارایی کشت بساک هیبریدهای برنج ایندیکا × ایندیکای هتروتیک
This study was set up in the research station of Rice Research Institute of Iran (RRII) to determine the response of three hetrotic Indica × Indica rice hybrids (Bahar1, IR75221H and IR69688H) to anther culture on four induction media (N6, modified N6, chu and modified chu). To evaluate hybrids, the percentage of calluses which had been made from anthers in early uni- to mid- uninucleate stage ...
متن کاملتأثیر ژنوتیپ و محیط کشت کالوسزایی بر کارایی کشت بساک هیبریدهای برنج ایندیکا × ایندیکای هتروتیک
This study was set up in the research station of Rice Research Institute of Iran (RRII) to determine the response of three hetrotic Indica × Indica rice hybrids (Bahar1, IR75221H and IR69688H) to anther culture on four induction media (N6, modified N6, chu and modified chu). To evaluate hybrids, the percentage of calluses which had been made from anthers in early uni- to mid- uninucleate stage ...
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عنوان ژورنال:
کشاورزی (منتشر نمی شود)جلد ۵، شماره ۲، صفحات ۳۹-۴۹
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