نتایج جستجو برای: vahl stachys lavandulifolia
تعداد نتایج: 1236 فیلتر نتایج به سال:
گیاه چای کوهی با نام علمی stachys lavandulifolia vahl. یکی از 34 گونه مختلف جنس stachys است که در کشور ایران رویش طبیعی دارد. در این پژوهش پس از شناسایی رویشگاه های این گونه در چهار منطقه از استان آذربایجان غربی، دو منطقه از استان آذربایجان شرقی، یک منطقه از استان البرز و یک منطقه از استان کردستان، از هر رویشگاه ده نمونه کامل گیاهی در زمان گلدهی برای ارزیابی ریخت شناسی و سرشاخه های گلدار برای ا...
در این پژوهش ویژگی های کروموزومی سه جمعیت مختلف از گونهstachys lavandulifolia vahl با استفاده از رنگ آمیزی مریستم انتهایی ریشه با هماتوکسیلین مورد مطالعه قرار گرفت. کاریوگرام هر جمعیت تهیه و ویژگی های کروموزومی آنها شامل تعداد کروموزوم، طول بازوهای کوچک و بزرگ، شاخص نسبت بازو و طول نسبی برای هر کروموزوم اندازه گیری گردید. نتایج نشان داد که تعداد کروموزوم در همه جمعیت های مورد آزمایش 68=n2 است ...
Heavy metal pollution is a worldwide problem. This study was conducted in a turquoise mine in Nyshabour (Iran) to find accumulator plant(s). Concentrations of metals were determined both in the soil and the plants growing in the mine. Concentrations of total K, Ca, Na, Mg, Mn, Zn, Fe and Cu in the mine area were higher than the control soil. The results showed that four dominant vegetations nam...
the essential oil of stachys lavandulifolia vahl (lamiaceae) was isolated by hydrodistillation of the aerial parts of the plant, with a yield of 0.25%. the chemical composition of volatile oil was analyzed by capillary gc and gc/ ms. the main components were germacrene-d (13.2%), ?-phellandrene (12.7%), ?-pinene (10.2%), myrcene (9.4%), ?-pinene (8.4%) and z-?-ocimene (5.8%).
Background & Aim: The Lamiaceae family is one of the largest and most distinctive families of flowering plants, with about 220 genera and almost 4000 species worldwide. The genus Stachys is one of the largest representative genera of the Lamiaceae family and includes about 300 species, in the subtropical and tropical regions of both hemispheres. In Iran this genus is represented by 34 ...
Background & Aim: The Lamiaceae family is one of the largest and most distinctive families of flowering plants, with about 220 genera and almost 4000 species worldwide. The genus Stachys is one of the largest representative genera of the Lamiaceae family and includes about 300 species, in the subtropical and tropical regions of both hemispheres. In Iran this genus is represented by 34 ...
The aim of this study was to investigate the effect of aerial parts of Stachys lavandulifolia Vahl. Extract on the rat ileum contractions. The crude extract was prepared by maceration method (90% methanol) followed by fractionating into chloroform, ethyl acetate, petroleum ether and water. In adult male Wistar rats, ileum was sectioned and mounted in tissue bath and their contractility was reco...
The essential oil of Stachys lavandulifolia Vahl (Lamiaceae) was isolated by hydrodistillation of the aerial parts of the plant, with a yield of 0.25%. The chemical composition of volatile oil was analyzed by capillary GC and GC/ MS. The main components were germacrene-D (13.2%), ?-phellandrene (12.7%), ?-pinene (10.2%), myrcene (9.4%), ?-pinene (8.4%) and Z-?-ocimene (5.8%).
The essential oil of Stachys lavandulifolia Vahl (Lamiaceae) was isolated by hydrodistillation of the aerial parts of the plant, with a yield of 0.25%. The chemical composition of volatile oil was analyzed by capillary GC and GC/ MS. The main components were germacrene-D (13.2%), ?-phellandrene (12.7%), ?-pinene (10.2%), myrcene (9.4%), ?-pinene (8.4%) and Z-?-ocimene (5.8%).
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