نتایج جستجو برای: the percentage of callus induction
تعداد نتایج: 22799802 فیلتر نتایج به سال:
findings in relation to the inhibitory effects of natural substances against microorganisms showed that herbal products may be alternatives to synthetic and chemical drugs due to their significant therapeutic effects. the pennyroyal ( mentha pulegium ) as an important medicinal plant, belongs to the lamiaceae family is applied in the pharmaceutical and food industries. in recent years, plant ti...
This study was conducted to evaluate the responses of Iranian commercial genotypes of maize (hybrids and their inbred lines) to callus induction and plant regeneration, using mature embryos. Twenty five genotypes comprising of 12 inbred lines, 11 single cross hybrids, 1 double cross hybrid and 1 composite cultivar were used. Mature embryos of the genotypes were plated on MS and N6 media. Callus...
parsi zira, bunium persicum (boiss.) b. fedtsch., or black zira, a member of the umbellifera family, is one of the most important medicinal species with high economic value. generally, there is limited information about in vitro culture of bunium persicum. in this study, the effect of various media (ms, b5) and combinations of plant growth regulators, naa and 2,4-d alone or together with kin, o...
Cycas reveluta Thunb. is a valuable ornamental plant, requiring special care for appropriate growth and development. This beautiful plant having been found for the first time in China, is typical in tropical areas. Considering the advantages of tissue culture for propagation of the plant, the present study was aimed at evaluating the effects of various kinds and concentrations of growth regulat...
Background: Ferulago angulata is an important medicinal plant and endemic to Iran which is an endangered Plant. Objective: The aim of this study was to achieve an efficient method for propagation of this plant and evaluation of essential oil content and composition in habitat. Metthods: Essential oils were extracted by hydrodistillation using Clevenger-type apparatus and its composition was ...
Objective: n present study effect of various factors including sucrose, agar, PEG, AgNO3, activated charcoal on somatic embryo induction and its subsequent regeneration was investigated using varieties Dom siah and Nemat. Methods: 330 explant (Mature embryos) of each varieties were cultured, 33/plate (100 x 15 mm), on callus induction Murashige and Skoog (MS) medium (Murashige and Sk...
The present study was carried out to evaluate the effects of light and plant growth regulators on callus induction and explant browning in date palm cultivar, Estameran in in vitro condition. The explants were pretreated by an antioxidant combination (100 mgl-1 citric acid and 150 mgl-1 ascorbic acid) for 3 days in 5 °C. Then, the leaf explants were cultured in Murashige and Skoog medium (MS)...
The present investigation was carried out to develop an efficient in vitro regeneration protocol for strawberry plant using leaf explants. highest percentage of callus induction obtained on MS medium supplemented with 2.0 mg/l BAP and 0.5mg/l IBA. numbers shoots were regenerated from the 1.5mg/l In case root induction, 1 IBA found be most effective. Following development roots, plantlets succes...
Teucrium chamaedrys is regarded as an herbaceous perennial plant from Lamiaceae family that is used as medicinal plants and food from ancient times. Due to the recent developments in tissue culture techniques and extraction of secondary metabolites, this study aimed to investigate the explants of the Teucrium for callus induction and secondary metabolites. The interaction of Auxin hormones incl...
چکیده به منظور بررسی اثر تنوع گیاهی و نوع منبع تغذیه ای بر تنوع و تراکم علفهای هرز و حشرات، کارایی مصرف نهاده ها ( نور، آب، عناصر غذایی) و عملکرد و خصوصیات کیفی چند گونه زراعی، آزمایشی به صورت کرتهای خردشده بر پایه طرح بلوکهای کامل تصادفی با سه تکرار در دو سال زراعی 1385-1384 و 1386-1385 در مزرعه تحقیقاتی دانشکده کشاورزی دانشگاه فردوسی مشهد به اجرا درآمد. تیمارهای مورد بررسی دو منبع کود دامی و...
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