نتایج جستجو برای: naa at a concentration of 01 mgl
تعداد نتایج: 23431349 فیلتر نتایج به سال:
increasing academic and professional language demands around the world are not a deniable fact. the purpose of this study was to investigate english language needs and communication needs of the chemistry students at master and ph.d. levels at the iranian universities. in this research, different methods were used including un-structured interview, structured interview, and two sets of question...
ریحان ( l. ocimum basilicum ) متعلق به خانواده نعناع ( lamiaceae ) است. این گونه گیاهی غنی از روغنهای معطر ضروری است و در صنعت داروسازی و عطرسازی بسیار با ارزش است. تحقیق حاضر روی کشت بافت گیاه ریحان با استفاده از ریزنمونه برگی حاصل از گیاه رشدیافته در شرایط درون شیشهای متمرکز شده است. آزمایش حاضر به صورت طرح کاملاً تصادفی در 5 تکرار در سال 1388 در دانشگاه علوم کشاورزی و منابع طبیعی ساری اجرا...
abstract recent studies suggest that prelistening activities play an important role in the development of listening comprehension (e.g. long 1990;chiang and dunkel 1992; schmidt-rinehart 1994; jensen and hansen 1995; robinson et al., 1995; buck, 1995; foster and skehan,1996; teng 1996; robinson, 2001; chang and read 2006). in line with previous studies and to shed light on a new aspect of sche...
feminine voice and narratology in wuthering heights wuthering heights as a general "bronte" work has extraordinary dimensions to it which can make it focal to different ways of interpretation. among other differences the issue of narrative voice is essential in understanding the ultimate purpose of wuthering heights. emily bronte uses different narrators from various focal points speaking of m...
this study aimed at examining the effects of iranian efl learners’ anxiety, ambiguity tolerance, and gender on their preferences for corrective feedback (cf, henceforth). the effects were sought with regard to the necessity, frequency, and timing of cf, types of errors that need to be treated, types of cf, and choice of correctors. seventy-five iranian efl students, twenty-eight males and forty...
The acute toxicity and effects of diazinon on some haematological parameters of kutum (Rutilus frisii kutum, Kamensky, 1901) weighing 613.33 ± 157.06 g were studied under static water quality conditions at 15 °C ± 2 ºC. These experiments were carried out based on the standard TRC, 1984 method over 4 days, and controlled for the effective water physicochemical factors having pH rangesof 7-8.2,...
the present thesis is a study of postmodern historical novel with respect to the voice of women. according to postmodern historiography,the established institution of history is one of the other manifestations of patriarchys power which has silenced women. the study analyzes angela carters nights at the circus as a postmodern historical novel which makes its female characters transgress the pat...
گیاه digitalis nervosa staud & hochstمتعلق به خانواده scrophulariaceae می باشد. گیاهان این جنس از گیاهان مهم دارویی می باشند که منبع گلیکوزید های قلبی مهمی چون دیگوکسین، دیژیتوکسین و انواع لاناتوزید ها می باشد. گلیکوزید های قلبی در درمان بسیاری از بیماری های قلبی به ویژه نارسایی احتقانی قلب کاربرد دارند. تکنیک های مختلف کشت بافت در این تحقیق مورد مطالعه قرار گرفت. به منظور بررسی کال-زایی در ریز...
the subjects of the study are only the tefl teachers and students at gilan university. to obtain the desired data, a questionnaire which was based on the theories and disecussions gathered, was used as the main data gathering instrument. to determine the degree of relationship between variables, covariance and pearson product moment correlation coefficient were the formulas applied. the data we...
deposite the different criticisms on contrastive analysis it has been proved that the results of it(when processed)can be usuful in a tefl environment,specially at the level of phonology.this study is an attempt to compare and contrast the sound systems of kurdish and english for pedagogical aims. the consonants,vowels,stress and intonation of the twolanguages are described by the same model-ta...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید