نتایج جستجو برای: poaceae

تعداد نتایج: 6669  

Journal: :Genetics and molecular research : GMR 2011
D M Melotto-Passarin E V Tambarussi K Dressano V F De Martin H Carrer

Microsatellites, or simple sequence repeats (SSRs), and their flanking regions in chloroplast genomes (plastomes) of some species of the family Poaceae were analyzed in silico to look for DNA sequence variations. Comparison of the complete chloroplast DNA sequences (cpDNAs) of sugarcane (Saccharum hybrid cv. SP-80-3280 and S. officinarum cv. NCo310) and related species, Agrostis stolonife...

2012
Peng-Fei Ma Zhen-Hua Guo De-Zhu Li

BACKGROUND Compared to their counterparts in animals, the mitochondrial (mt) genomes of angiosperms exhibit a number of unique features. However, unravelling their evolution is hindered by the few completed genomes, of which are essentially Sanger sequenced. While next-generation sequencing technologies have revolutionized chloroplast genome sequencing, they are just beginning to be applied to ...

2017
Ya-Yi Huang Shu-Ting Cho Mindia Haryono Chih-Horng Kuo

Common bermudagrass (Cynodon dactylon (L.) Pers.) belongs to the subfamily Chloridoideae of the Poaceae family, one of the most important plant families ecologically and economically. This grass has a long connection with human culture but its systematics is relatively understudied. In this study, we sequenced and investigated the chloroplast genome of common bermudagrass, which is 134,297 bp i...

Journal: :Osterreichische Zeitschrift fur Pilzkunde 2009
Sigrid Neuhauser Martin Kirchmair

Ligniera junci, a plasmodiophorid parasite of Juncus spp. was found at three locations in Tyrol. The morphologically similar plasmodiophorid of Poaceae Polymyxa graminis was found to co-occur at two of these locations. This is the first record of these species in Austria. Colour photographs of resting spores of Ligniera junci in roots of Juncus triglumis and Polymyxa graminis in roots of Poacea...

2016
Juliana Teodora de Assis Reges Matheus Mereb Negrisoli Adriano Francis Dorigan Vanina Lilián Castroagudín João Leodato Nunes Maciel Paulo Cezar Ceresini

The Pyricularia genus includes several pathogenic fungi species that are associated with blast disease in more than 50 Poaceae plants (Ou 1985). Among these species, Pyricularia oryzae is the most important pathogen, due to its global distribution on plants from the Poaceae family. The blast disease caused by P. oryzae is responsible for severe losses in crops of high economic importance such a...

2013
Rodrigo Gouvêa Taketani Tiago Domingues Zucchi Itamar Soares de Melo Rodrigo Mendes

Here, we report the draft genome sequence of radiation-resistant Rhodococcus erythropolis strain P27, isolated from leaves of Deschampsia antarctica Desv. (Poaceae) in the Admiralty Bay area, Antarctica.

ژورنال: :تاکسونومی و بیوسیستماتیک 0
حجت اله سعیدی آمنه فرامرزی

بر اساس بررسی صفات ریخت شناختی، جنس vulpia در ایران واجد پنج گونه و چهار زیرگونه است. در این پژوهش، مریستم نوک ریشه 8 جمعیت از گونه های v. myuros، v. ciliate، v. unilateralis، v. persica و v. hiritiglumis جمع آوری شده از مناطق مختلف ایران، مورد بررسی سیتولوژیک قرار گرفت. پس از مراحل تثبیت، هیدرولیز و رنگ آمیزی، نمونه میکروسکوپی تهیه و ریخت شناسی کروموزوم ها مطالعه شد. بررسی ها نشان داد که عدد پ...

Journal: :Zootaxa 2015
Yair Ben-Dov

The adult female of Odonaspis bouldersensis Ben-Dov, new species, collected in the Boulders National Park, Queensland, Australia, off a species of Poaceae, is described.

2018
Jeffery M Saarela Sean V Burke William P Wysocki Matthew D Barrett Lynn G Clark Joseph M Craine Paul M Peterson Robert J Soreng Maria S Vorontsova Melvin R Duvall

The systematics of grasses has advanced through applications of plastome phylogenomics, although studies have been largely limited to subfamilies or other subgroups of Poaceae. Here we present a plastome phylogenomic analysis of 250 complete plastomes (179 genera) sampled from 44 of the 52 tribes of Poaceae. Plastome sequences were determined from high throughput sequencing libraries and the as...

ژورنال: :مجله گیاهشناسی ایران 2007
معصومه عالمی فریده عطار بهنام حمزه

در این تحقیق سطح زیرین برگ در 28 گونه از جنس bromus از نظر صفات ریزساختاری در دو ناحیه رگبرگی و بین رگبرگی مورد مطالعه قرار می گیرند. نتایج نشان داد که ناحیه رگبرگی از سلولهای بلند و کوتاه و در صورت وجود از کرک و خار تشکیل می شود و ناحیه بین رگبرگی شامل سلولهای بلند، روزنه ها و کرک است، که در همه گونه ها عمومیت دارد. ولی از نظر نوع کرک و تراکم آنها تفاوتهایی وجود دارد که می تواند دارای ارزش تاک...

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