Chemotaxonomic Studies on Aegilops L. (Poaceae) In Iran
نویسندگان
چکیده
منابع مشابه
تاکسونومی گونه(Aegilops crassa (Poaceae در ایران
ویژه گیهای ریخت شناسی گونه Aegilops crassa و انتشار آن در ایران با بررسی 32 جمعیت انجام گرفت. تنوع زیادی در ویژگیهای کیفی شامل ارتفاع گیاه، طول سیخک پوشینه سنبلچه بالایی،طول دندانه پوشه سنبلچه بالایی و طول سنبله به همراه سیخک و همچنین ویژگیهای کیفی شامل شکل سنبله، پوشش کرکی پوشه و سطح برگ مشاهده گردید. در این گونه تقسیم بندی تحت گونه‌ای قابل قبولی امکان پذیر نیست. گونه Aegilops crassa به طور عم...
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Retroelement insertional polymorphisms, diversity and phylogeography within diploid, D-genome Aegilops tauschii (Triticeae, Poaceae) sub-taxa in Iran.
BACKGROUND AND AIMS The diploid goat grass Aegilops tauschii (2n = 2x = 14) is native to the Middle East and is the D-genome donor to hexaploid bread wheat. The aim of this study was to measure the diversity of different subspecies and varieties of wild Ae. tauschii collected across the major areas where it grows in Iran and to examine patterns of diversity related to the taxa and geography. ...
متن کاملMultiple origins promote the ecological amplitude of allopolyploid Aegilops (Poaceae).
Polyploidy has been ubiquitous in plant evolution and is thought to be an important engine of biodiversity that facilitates speciation, adaptation, and range expansion. Polyploid species can exhibit higher ecological tolerance than their progenitor species. For allotetraploid species, this higher tolerance is often attributed to the existence of heterosis resulting from entire genome duplicatio...
متن کاملdiscriminative analysis of 10 species of aegilops l. (poaceae) native to iran
the genus aegilops is one of the wheat relatives which comprise the main part of its gene pool.the identification of the aegilops species is difficult due to their vast morphological similarities and geneflow among different species of aegilops and cultivated wheat. some morphological characters are used todistinguish different species in aegilops. in this study, we evaluate all these character...
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ژورنال
عنوان ژورنال: Pakistan Journal of Biological Sciences
سال: 2008
ISSN: 1028-8880
DOI: 10.3923/pjbs.2008.1204.1211