نتایج جستجو برای: crataegus pseudoheterophylla pojark

تعداد نتایج: 855  

ژورنال: جنگل ایران 2015

جنس زالزالک (Crataegus L.) از مهم‌ترین درختچه‌های زینتی و دارویی و بسیار مقاوم به شرایط محیطی است. جوانه‌زنی بذر در گونه‌های جنس زالزالک به‌دلیل داشتن آندوکارپ استخوانی و خواب جنین به سختی انجام می‌گیرد. به‌منظور بررسی درصد جوانه‌زنی بذر Crataegus pseudoheterophylla تحت تیمارهای خراش‏دهی مکانیکی و آب اکسیژنه، بذرها در دو آزمایش جداگانه در قالب طرح بلوک کاملاً تصادفی با سه تکرار...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده کشاورزی 1388

ولیک با نام علمی (crataegus spp.) یک گیاه دارویی با ارزش و متعلق به تیره rosaceae می باشد که به دلیل برخورداری از انواع بیوفلاونوئیدها و پروآنتوسیانین ها اهمیت زیادی در صنایع دارویی دارد. رشد و عملکرد گیاهان در اکوسیستم ها، تحت تأثیر عوامل مختلفی نظیر نوع گونه، اقلیم منطقه و موقعیت جغرافیایی قرار دارد. این تحقیق در منطقه طالقان واقع در غرب استان تهران که از مناطق رویشگاهی اصلی گیاه ولیک در ایرا...

2014
Knud Ib Christensen Mehdi Zarrei Maria Kuzmina Nadia Talent Charlotte Lin Timothy A. Dickinson

Crataegus monogyna Jacq. is naturalized in North America, where it has hybridized with native diploid hawthorns at least twice. We provide names for the two nothospecies (as well as for the corresponding nothosections and nothoseries), referring to existing documentation in the literature for nothosp. nov. Crataegus ×ninae-celottiae K.I. Chr. & T.A. Dickinson (C. monogyna × C. punctata Jacq.). ...

2010
STEPHEN DAHMER

H awthorn, a Crataegus species, is part of a genus of spiny shrubs and trees native to temperate regions in the Northern Hemisphere in Europe, Asia, and North America. Depending on the taxonomic interpretation, between 200 and 1,000 species of Crataegus have been recognized. Hawthorn is the oldest known medicinal plant in European medicine; its actions on the heart were first described by Diosc...

Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 2001
C Ahumada D García T Saenz A Gómez A Cert

A phytochemical study of two plant species, Viscum cruciatum Sieber and Crataegus monogyna Jacq., was completed to investigate the influence of the parasite Viscum cruciatum on the host Crataegus monogyna. The study was carried out with two samples and consisted of hexane extracts of the Viscum cruciatum parasitizing on Crataegus monogyna and C monogyna. In these samples ursolic acid, beta-sito...

2013
Yamina Benmalek Ouahiba Ait Yahia Aicha Belkebir Marie-Laure Fardeau

Illicium verum (badiane or star anise), Crataegus oxyacantha ssp monogyna (hawthorn) and Allium cepa (onion), have traditionnally been used as medicinal plants in Algeria. This study showed that the outer layer of onion is rich in flavonols with contents of 103 ± 7.90 µg/g DW (red variety) and 17.3 ± 0.69 µg/gDW (white variety). We also determined flavonols contents of 14.3 ± 0.21 µg/g 1.65 ± 0...

2018
V Hadjimitova T Traykov P Hadjieva P Traldi

Investigations on procyanidin profile on Bulgarian Crataegus oxycantha fruits extract has been carried out by different analytical approaches based on chromatographic methods. We retained of interest to test the validity of direct infusion of Crataegus extract in ESI conditions to achieve an immediate fingerprinting of the procyanidins therein contained. The results are compared with those obta...

2013
Armand Zahra Najafi Gholamreza Farah Farokhi Ali Shalizar Jalali

OBJECTIVE Cyclosporine (Cs), a cyclic undecapeptide with potent immuno suppressive activity, causes several adverse effects including reproductive toxicity. This study aims to examine the ability of Crataegus monogyna aqueous fruit extract as an antioxidant to protect against Cs-induced reproductive toxicity. MATERIALS AND METHODS In this experimental study, 32 adult male Wistar rats were div...

Journal: :Adansonia 2022

Cotoneaster Medik. is an important and taxonomically complex group due to numerous variable forms. Therefore, it interesting object for taxonomical studies. Five new records, including transcaucasicus Pojark., C. minutus G. Klotz, afghanicus aitchisonii K. Schneid., ellipticus Hort ex Loudon are identified the first time from Iran. Moreover, meyeri Pojark. insignis reported second Flora of Iran...

2018
Adamantia Agalou Michael Thrapsianiotis Apostolis Angelis Athanasios Papakyriakou Alexios-Leandros Skaltsounis Nektarios Aligiannis Dimitris Beis

Citation: Agalou A, Thrapsianiotis M, Angelis A, Papakyriakou A, Skaltsounis A-L, Aligiannis N and Beis D (2018) Identification of Novel Melanin Synthesis Inhibitors From Crataegus pycnoloba Using an in Vivo Zebrafish Phenotypic Assay. Front. Pharmacol. 9:265. doi: 10.3389/fphar.2018.00265 Identification of Novel Melanin Synthesis Inhibitors From Crataegus pycnoloba Using an in Vivo Zebrafish P...

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