نتایج جستجو برای: ornithogalum sanandajense

تعداد نتایج: 150  

Journal: :Bulletin of the Ecological Society of America 2023

Photo 1. The Sierra de Cazorla mountains in southeastern Spain, where the study was carried out. area is characterized by rugged topography, high habitat and species diversity, outstanding degree of preservation natural vegetation. credit: Carlos M. Herrera. 2. As many other mountain areas from mid-latitudes Holarctic realm, flowering season plant communities starts well before end winter, when...

2016
Lei Guo Xi Chen Li-Na Li Wei Tang Yi-Ting Pan Jian-Qiang Kong

BACKGROUND (2S)-Pinocembrin is a chiral flavanone with versatile pharmacological and biological activities. Its health-promoting effects have spurred on research effects on the microbial production of (2S)-pinocembrin. However, an often-overlooked salient feature in the analysis of microbial (2S)-pinocembrin is its chirality. RESULTS Here, we presented a full characterization of absolute conf...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم پایه 1389

تیره سنبلیان «hyacinthaceae» جنس ها و گونه های متنوع و فرآوانی دارد. در استان کرمانشاه 25 گونه از 5 جنس از این تیره گزارش شده است، بررسی تنوع شکل و ساختمان دانه گرده و زیرساختار آن در گیاهان این تیره دارای اهمیت می باشد. ریــخت شنــاسی دانـــه ی گرده 16 گونه از تیره سنبلیـــان به کمک میکروسکوپ نوری «lm»، 9 گونه به کمک میکروسکوپ الکترونی نگاره «sem» و 6 گونه به کمک میکروسکوپ الکترونی گذاره «tem»...

2012
Maria Kwiatkowska Dariusz Stępiński Katarzyna Popłońska Agnieszka Wojtczak Justyna Teresa Polit

In many publications the term “elaioplasts” denotes, in accordance with the meaning, plastids containing lipids [1,2]. However, in the past this name was used according to Wakker [3] who was the first to apply it with reference to lipidic structures, often as big as a cell nucleus, which he identified in five Vanilla species. Similar structures were later described in more than 120 species belo...

2010
Edwin L. Cooper

For 2010, we now begin the 10th year of the 21st century and eCAM has occupied five of them. eCAM covers have presented art to focus on some of the cultures, where integrative medicine was born and still thrives side by side with western medicine. These have been represented by art from Japan, Korea, India, Italy, China. Other vibrant cultures where CAM flourishes were not intentionally omitted...

2003

Meiosis I in males of the Dipteran $ciara coprophila results in the nonrandom distribution of maternally and paternally derived chromosome sets to the two division products. Based on an earlier study (Kubai, D. E 1982. J. Cell Biol. 93:655-669), I suggested that the meiosis I spindle does not play a direct role in the nonrandom sorting of chromosomes but that, instead, haploid sets are already ...

2011
K. T. K. Pham M. J. D. de Kock M. E. C. Lemmers A. F. L. M. Derks

Potyviruses (genus Potyvirus, family Potyviridae) are transmitted by aphids in a non-persistent manner and cause significant losses in many crops including bulbous ornamentals. Host range, symptoms, physical and biochemical properties of many potyviruses in bulbous ornamentals are reported, but, especially for viruses infecting ornamentals of minor economical importance, sequence data are still...

2003
Susan A. Gerbi

Meiosis I in males of the Dipteran $ciara coprophila results in the nonrandom distribution of maternally and paternally derived chromosome sets to the two division products. Based on an earlier study (Kubai, D. E 1982. J. Cell Biol. 93:655-669), I suggested that the meiosis I spindle does not play a direct role in the nonrandom sorting of chromosomes but that, instead, haploid sets are already ...

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