نتایج جستجو برای: three concentrations of different cytokinins tdz
تعداد نتایج: 21252935 فیلتر نتایج به سال:
Origanum elongatum (Bonnet) Emb. & Maire, is a medicinal, aromatic and endemic plant of Morocco, characterized by its pharmacological effects, commonly used for the production essential oils aromas, resulting in high harvest overexploitation pressure. This why present study aims to implement vitro micropropagation optimal vitroplant production. Six macroelements were tested (SH, SD, N30K, MS, M...
بررسی ارزش غذایی تاغ و عمل آوری آن با سود و آهک در مراحل مختلف رشدبا استفاده از روش کیسه های نایلونی
abstract this study is carried out to determine the chemical composition in the three vegetative stages of the haloxylon sp., degradation parameters, with adding naoh and ca(oh2 ). for this purpose, in may and october and january 2010 enough some haloxylon sp. of the ammary area was prepared. crude protein and ash percentage are decrease, neutral detergent fiber percentage with pragress stage ...
colonialism is an important factor in cultural production and many of cultural constructs all over the world. english and english language teaching are at the center of the contemporary world. postcolonial literature, the genre achebe exercised, is a kind of historical text which has become central to different debates and criticisms. in this thesis, different elements related to the colonial...
recent years have witnessed an increased attention to form focused instruction and consciousness raising activities (ellis, 2002; doughty & williams, 1998) on the one hand and extensive and meaningful exposure to the target language (klapper & rees, 2003; day & bamford, 1998) on the other. due to significance attributed to above mentioned issues by scholars, this study attempted to bridge them ...
the present study aimed at investigating the relationship between iranian efl teachers’ classroom management orientations and their teaching styles. additionally, the difference between male and female teachers’ teaching styles and classroom management orientations and their relationship with experience and age were explored. three hundred efl teachers filled in attitudes and beliefs on classro...
An in vitro plant regeneration protocol was successfully established in Aphyllorchis Montana , a saprophytic achlorophyllous orchid by culturing immature seeds. Among the six basal media evaluated for seed germination, BM-TM medium was found to be the best followed by KC medium. After 40 days, all the media turned brown and the growths of the protocorms were arrested. Activated charcoal, 1 g/l ...
in this research we have studied the effect of some transition-metals (cu, ag and au) substitutions on two-electron reduction potential of flavins by application of dft method. all geometries have been optimized at blyp level of theory and “6-31+g** + lanl2dz” mixed basis set. the frequency job at the same method and basis sets has been performed to obtain gibbs free energy of compounds. it h...
The effect of 2, 4-D and TDZ concentrations on primary embryogenesis seem to be genotype dependent. There were significant differences between the control and the other treatments on somatic embryo production by genotype AMAZ 3-2. Genotype COCA 3370-5 did not show any significant difference among the treatments with 1mg/l 2, 4-D + 1μg/l TDZ, 1mg/l 2,4-D + 10μg/l TDZ and the control treatment. T...
this exploratory study aimed to investigate a possible relationship between learners’ beliefs about language learning and one of their personality traits; that is,locus of control (loc). both variables, beliefs and locus of control, are assumed to influence the language learning process. the internal control index (ici) and the beliefs about language learning inventory (balli) were administered...
Medicinal herb (Myrtus communis L.) is a perennial and aromatic herb with different medicinal properties. It grows mostly in the tropical and subtropical regions of the world. This study investigated the effects of important factors including plant explants and hormones concentrations on regeneration of Myrtle. Firstly seeds of Myrtle were sterilized and germinated in the Murashic-Scug...
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