The essential oil of hyssop is widely used in food, pharmaceutical and cosmetic industries throughout the world. Therefore, it very important to know chemical characteristics for economic use enhanced performance end products. This study was carried out determine antimicrobial antioxidant activities Hyssopus officinalis (L.) (Lamiaceae) collected from wild Southeast Anatolian, Turkey. Chemical compositions hydrodistilled oils obtained leaves were analyzed by gas chromatography-mass...

Safflower (Carthamus tinctorius L.) is a multipurpose oilseed crop grown mainly for production of high quality edible oil rich in polyunsaturated acids. It widely semi-arid and arid regions the world. The present study reports effects 3 petal collecting times when 50, 75 100% flower heads were opened, on dyestuff content, content fatty acids composition safflower. was observed that besides time, plant height, first branch number per plant, dry yield 1000 seed weight affected by changes...

Sumac (Rhus coriaria L.) and terebinth (Pistacia terebinthus are two important spice plants of south eastern Anatolia, Turkey. Nutrients, physical properties including moisture, ash, dry matter, protein, fatty oil essential content, along with Al, Ca, Cd, Cr, Cu, Fe, K, Mg, Na, Ni, Pb, Zn characteristics fruit sizes acid compositions both were determined from ripe fruits. The free content was in the oil, main acids sumac identified by gas chromatography/mass spectrometry. They included...

The composition of essential oil in plants was affected by genetical and environmental conditions, which is determined growth region harvesting time terms ontogenetical diurnal variability. In the present study, aerial parts Origanum onites were harvested at three different development stages (pre, full post flowering) six times day (06:00, 10:00, 12:00, 16:00, 20:00 24:00 h). A total twenty-six components identified GC-MS,The major component carvacrol, followed thymol, p-cymene ?-terpinene....

Antioxidant properties of ethanol extract Silybum marianum (milk thistle) seeds was investigated. We have also investigated the protein damage activated by oxidative Fenton reaction and its prevention seed extract. potential measured using different in vitro methods, such as lipid peroxidation, 1,1-diphenyl-2-picrylhydrazyl (DPPH) ferric reducing power assays. The significantly decreased DNA caused hydroxyl radicals. Protein induced radicals efficiently inhibited, which confirmed presence...

Abstract This study reports effects of three plant development stages (pre‐flowering, full flowering, and post‐flowering) Oregano (Origanum onites) on height, fresh herbage yield, dry leaf essential oil content, yield. The results showed that the highest fresh, herbage, yield were obtained at post‐flowering stage. However, a variation between 4.45–5.68 t ha−1 119.3–190.1 litre ha−1, respectively. Essential content was significantly affected by (3.65%) flowering major components determined as...

Abstract Hyssop (Hyssopus officinalis L.), native to the Caucasus, North Western Iran, Turkish Eastern Black Sea region, and Southern Anatolia, is a highly valued medicinal plant. The experiment was conducted find effect of harvesting at different blooming stages plant on fresh dry herbage yield, leaf essential oil content, components. In total, twenty-nine components were identified in hyssop by GC/MS. Isopinocamphone dominating component (47.9–51.4%) all analysed samples. results clearly...

Thymus is represented by 39 species (60 taxa) in Turkey and the rate of its endemism 45% Turkey. The herb widely used for several purposes. Its essential oil compositions biologically active substances are affected phenological stages. Therefore, aim this study to evaluate variations composition × citriodorus (Pers.) Schreb. growing Southeastern Anatolia Region at different stages (pre-flowering, full flowering, post flowering). oils were obtained hydrodistillation air-dried samples. yields...

Thymbra spicata L. var.spicata is grown naturally in semi-arid climatic conditions of Turkey.The seeds wild populations collected from various regions were cultivated under arid Diyarbakır South East Anatolian region Turkey.Components hydrodistilled essential oils obtained air dried aerial parts T. identified and compared using gas chromatography/mass spectrophotometer.Fresh herbage yields ranged 4925 kg ha -1 to 13275 , dry yield varied between 2035 4782 leaf 1347 3364 .Essential oil...

The aim of this study was to determine the effects sowing time on fatty acid composition three Virginia-type peanut cultivars developed at Cukurova University. experiment conducted experimental area Agricultural Faculty, Dicle University, Diyarbakir, Turkey in 2010 growing season. treatment replicated times split-plot based randomized complete block design with two (15 April as early and 25 June late sowing) main plots (Halis Bey, Osmaniye-2005 Sultan) sub-plots. results showed that palmitic...

AbstractIn the present study, seven thyme species Origanum onites, O. vulgare var. hirtum, gracile, syriacum, Satureja hortensis, Thymbra spicata, and Thymus vulgaris were used. The essential oils of these plants obtained by hydrodistillation method. Antimicrobial activities against microorganisms, including multiple antibiotic-resistant bacteria, investigated using disc diffusion All used in this study very effective Gram-positive Gram-negative which included resistant strains. tested...

Thymbra spicata var. spicata, which grows wildly in the flora of Turkey, is known as thyme. A field trial was conducted to determine suitable harvesting time and cutting height for Thymbra, therefore plants were harvested at two heights various stages development course growing season (pre-flowering, full-flowering post-flowering). It determined that had a significant effect on herbage yields, oil percentage yield. The highest drug leaf yield (3.107 t/ha) obtained stage with 10 cm length,...

Abstract The study reports determination of appropriate development stage, its effects on herbage yield and essential oil content compositions summer savory (Satureja hortensis L). was isolated by steam distillation analysed GC-MS. results indicated that the highest dry leaf yield, fresh were obtained at post full blooming stage. However, 2.6 % Major components determined as thymol, γ-terpinene, carvacrol cymol in ratio 47.9, 19.6, 14.7 9.7 %, respectively. Thymol percentage increased...

The genus Nepeta (Lamiaceae) and Achillea (Asteraceae) are widely distributed in Turkey. In this study, the essential oils of italica L. filipendulina LAM. collected from Dicle district Diyarbakir province Southeast Anatolia Hakkari East Turkey, were obtained by hydrodistillation aerial parts. analyzed gas chromatography-mass spectrometry GC Clarus 600-MS 600 C (Perkin Elmer) microelements Perkin Elmer Optima 2100 DV ICP OEMS, also antioxidant activity DPPH radical scavenging assay. showed...

Abstract Oregano (Origanum onites L.) a highly valued medicinal plant, is rich in essential oil. The objective of the experiment was to determine relative importance planting densities on yield components and oil O. under semi arid rain fed conditions South East Anatolian Turkey. Plant environmental affected growth components, percentage variabilty. results suggested variation among fresh dry herb yield, leaf composition during two years experimentation. Totally twenty-six were identified...

Bu çalışmada, anason (Pimpinellaanisum L.) ve kimyon (Cuminum cyminum) tohumlarınınuçucu yağ bileşenleri ile bu yağların antimikrobiyal antioksidanözelliklerinin belirlenmesi amaçlanmıştır. Uçucu GC / MS cihazıile belirlenmiştir. Yağların özellikleri disk difüzyon yöntemiile Gram pozitif (Staphylococcus aureus ATCC 25923, Streptococcuspyogenes 19615), negatif (Escherichia coli 25922, Pseudomonasaeruginosa 27853) bakteri maya (Candida albicans 10231)kullanılarak Antioksidan ise DPPH serbest...

SummaryOver-exploitation of endemic and threatened Tunceli garlic [Allium tuncelianum (Kollman) N. Ozhatay, B. Mathew & Siraneci] for household purposes has the species requires that a reliable, improved tissue culture protocol be developed its conservation. Leaf tips, middle portions leaves, leaf bases, vertically-sectioned halved or quartered bulbs, horizontally-sectioned upper lower bulb halves, root tip explants were cultured on 1.0× Murashige Skoog (MS) medium containing 1.0, 2.0, 3.0,...

Fritillaria imperialis and F. persica were planted during April 2003 May 2004 growing seasons on the basis of split block design with three replications to investigate effects planting dates various plant parameters extent recovery by 25% damaged bulbs. The results showed significant height, number bulbs per infected bulb ratio. A comparison two species that gave more bulblets than imperialis. general also produced lesser yield compared persica. Furthermore, both from early mid September...