نتایج جستجو برای: erysiphe polygoni on polygonum persicaria

تعداد نتایج: 8410177  

2014
Sudarat Sungkamanee Jintanaporn Wattanathorn Supaporn Muchimapura Wipawee Thukham-mee

Due to the limitation of osteoporosis therapy, the alternative therapies from natural sources have been considered. In this study, we aimed to determine the antiosteoporotic effect of the combined extract of Morus alba and Polygonum odoratum leaves. Ovariectomized rats, weighing 200-220 g, were orally given the combined extract at doses of 5, 150, and 300 mg·kg(-1) BW for 3 months. At the end o...

ژورنال: :پژوهش های گیاهی 0
زهرا ناظم بکایی دانشگاه الزهرا مریم کشاورزی دانشگاه الزهرا اکرم غلامی دانشگاه الزهرا

در این پژوهش 61 جمعیت از 6 گونه یکساله از polygonum l. در ایران مشتمل بر p. aviculare, p. arenastrum, p. polycnemoides, p. patulum p. argyrocoleon, p. olivascens از نظر ساختار تشریحی ساقه مورد بررسی قرار گرفتند. جنس علف هفت بند با داشتن میانبرگ نردبانی در زیر بشره ساقه، بلورهای اکسالات کلسیم و ساختمان خاص بافت چوبی مشخص می شود. ساختار تشریحی ساقه در گونه ها مقایسه شده و سپس ارتباط و نزدیکی گونه...

Journal: :Australasian Plant Disease Notes 2021

Powdery mildew on flowers of Cassia fistula and folioles Tamarindus indica, caused by Erysiphe quercicola, is reported for the first time in Brazil. The identity pathogen was confirmed morphological characteristics molecular sequence analyses ITS 28S rDNA regions. This report E. quercicola causing powdery C. T. indica

2017
Thu Thi Tran Meehyein Kim Yejin Jang Hye Won Lee Hoa Thi Nguyen Thanh Ngoc Nguyen Hae Woong Park Quang Le Dang Jin-Cheol Kim

BACKGROUND Polygonum chinense Linn. is a common medicinal plant in Southeast Asia and has been used in traditional medicine in Vietnam. The plant contains phytochemicals with various biological properties; however, its antiviral effect has not yet been demonstrated. This study was aimed to evaluate the anti-influenza virus activity of crude extracts of P. chinense, to characterize antiviral met...

ژورنال: :مجله گیاهشناسی ایران 2013
مریم کشاورزی سمانه مسافری

عدد کروموزومی میتوزی برای 5 آرایه از جنس persicaria (l.) mill. برای نخستین بار برای ایران گزارش می شود. زیرگونه های p. lapathifoliaعدد کروموزومی  2n=22 را نشان می دهند که از اعداد کروموزومی که پیشتر گزارش شده است حمایت می کند در حالیکه اعداد کروموزومی گونه های p. minor و p. mitis 2n=40 هستند. نتایج با گزارشات قبلی برای دنیا مقایسه شده  است.

2014
Barbara Gworek Katarzyna Klimczak Marta Kijeńska Claude Wicker-Thomas

The aim of the study was to define the relationship between the concentration of PAHs in sewage sludge at a particular location and their amount in various plant materials growing on it. The credibility of the results is enhanced by the fact that sewage sludge from two separate sewage-treatment plants were selected for their influence on the content of PAHs in three plant species growing on the...

Journal: : 2023

Nghể bụi (Polygonum posumbu Buch.-Ham. ex D. Don) là loài cỏ dại mọc nơi đất ẩm ven rừng, suối, bờ sông ngòi. Theo kinh nghiệm dân gian cây này được sử dụng để trị lỵ, viêm dạ dày ruột, tiêu chảy, phong thấp. Trong nghiên cứu về thành phần hóa thực vật bằng các phương pháp sắc ký đã thu 4 hợp chất phân lập từ đoạn ethyl acetat của và xác định lần lượt acid gallic, myricetin, distichin, quercitr...

2016
Julie Garon Walter Orenstein

In a Perspective, Julie Garon and Walter Orenstein discuss Lessler and colleagues' modeling study on measles vaccination and the implications for triggered and routine immunization programs.

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