Influence of plant age on ozone resistance in Plantago major
نویسندگان
چکیده
منابع مشابه
Effects of ozone on the production and utilization of assimilates in Plantago major
The impact of ozone (O3) on the production and utilization of photoassimilates was examined in Plantago major population ‘Valsain’. Plants were exposed in controlled environment chambers to either charcoal/Purafil-filtered air (CFA) or CFA plus O3 (15 nmol mol −1 O3 overnight rising to a maximum of 75 nmol mol −1 between 12:00 and 16:00 h). Measurements of leaf gas exchange and non-structural c...
متن کاملAnti-Proliferative Properties, Biocompatibility, and Chemical Composition of Different Extracts of Plantago major Medicinal Plant
Background: To study the anticancer activity of Plantago major, ethanolic, methanolic and acetonic extracts were assessed on HCT116, SW480 and HEK-293 as control. Methods: The cytotoxic activity, biocompatibility and toxicity tests were evaluated by MTT assay, hemolysis and Artemia salina - LD50 (on mice) tests, respectively. The analysis of essential oil compounds was performed by GC-MS analys...
متن کاملIn vitro effects of plantago major extract on urolithiasis.
The study was carried out to determine the in vitro effect of Plantago major extract on calcium oxalate crystals and to compare the effects of Plantago major extract with clinically used drugs like allopurinol and potassium citrate (positive controls). Modified Schneider slide gel method was used for the in vitro study and the crystals formed were measured by Image Analyser system KS 300, 3.0 C...
متن کاملfaculty of psychology and social sciences group of anthropology master thesis in major of anthropology
چکیده پایان نامه (شامل خلاصه، اهداف، روش های اجرا و نتایج به دست آمده): کار جمع آوری گو یش های محلی در سال های اخیر شتاب امیدوار کننده ای به خود گرفته است. شاید از بارزترین اهداف جمع آوری گویش های مختلف، ثبت و ضبط آن، جلوگیری از نابودی و مهمتر از همه حل مشکلات دستوری زبان رسمی باشد. دقت در فرآیند های زبانی گویش های محلی نوع ارتباط مردم نواحی مختلف با پیرامون نشان را به ما نشان خواهد داد. از س...
critical period effects in foreign language learning:the influence of maturational state on the acquisition of reading,writing, and grammar in english as a foreign language
since the 1960s the age effects on learning both first and second language have been explored by many linguists and applied linguists (e.g lennerberg, 1967; schachter, 1996; long, 1990) and the existence of critical period for language acquisition was found to be a common ground of all these studies. in spite of some common findings, some issues about the impacts of age on acquiring a second or...
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ژورنال
عنوان ژورنال: New Phytologist
سال: 1998
ISSN: 0028-646X,1469-8137
DOI: 10.1046/j.1469-8137.1998.00879.x