نتایج جستجو برای: significant differences in treatments concerning

تعداد نتایج: 17040260  

Journal: :علمی شیلات ایران 0
فرود بساک کاهکش f kahkesh وحید یاوری v yavari غلامرضا اسکندری g eskandary غلامحسین محمدی g mohammadi

the effects of weight and length of barbus grypus broodstock on fingerlings reproductive characteristics and growth were investigated. we chose three female treatments  including weight and length groups (1) 2212.5±479g,  62.68±6.7cm, (2) 4518±780g,  79.12±4.36cm  and (3) 7712.5±1171g, 92.62±3.13cm. the same male broodstock were used for all the treatments with the weight and length size of 140...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد گرمسار - دانشکده زبانهای خارجی 1389

previous studies have aimed at testing a hypothesis but the present study is data-first research in which researcher tries to form a theory from data rather than the use of data to test a hypothesis. this study aims at exploring teachers perceptions of the strengths and weaknesses of the current syllabus for college preparatory course. eight experienced teachers were selected to collect data du...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید مدنی آذربایجان - دانشکده ادبیات و علوم انسانی 1391

abstractof two mcall programs introducing 100 vocabulary items through two im the researcher of the present study was intrigued to compare the effects age modalities (pictures and streaming video) with those of a conventional method (teacher instruction) in an efl context. she set out to investigate whether such multimedia environments could provide a more effective environment for vocabulary...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 1381

‏‎the hypothesis is that recent and frequent exposure to lexical items leads to a more fluent production of speech in terms of rate of speech. to test the hypothesis , a one- way anova experimental design was carried out. 24 senior student of efl participated in a one-way interview test. data analyses revealed that those who were exposed frequently to the lexical items over a week prior to inte...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1389

this study was an attempt to investigate the effect of using c-test passages on the reading comprehension and incidental vocabulary learning of iranian intermediate efl learners. the participants were 60 male efl learners at kish mehr institute in garmsar. in fact, there were two groups, an experimental group and a comparison group with 30 students in each. the participants were pretested throu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد 1390

the debate whether esp teachers need to have knowledge of the specialized field they are teaching has been an issue in the literature over the last two decades. the aim of conducting this study was to explore iranian learners’ and instructors’ beliefs and attitudes concerning the role of specialized knowledge in teaching esp classes. a seventeen item questionnaire was administered to 400 esp le...

Journal: :journal of herbal drugs (an international journal on medicinal herbs) 2010
mehrab yadegari rahim barzegar

background & aim: in order study the effect of thiobacillus, sulphur and organic materials on vegetative growth and essence production in lemon balm (melissa officinalis l.) was conducted in pots in field condition at shahrekord, iran on 2008. experimental: the factors were ten soil treatments inclusive 200 kg/ha sulphur, 400 kg/ha sulphur, 600 kg/ha sulphur, 200 kg/ha sulphur + thiobacill...

Journal: :دامپزشکی 0
سیدمظفر مهدیزاده عضو هیئت علمی موسسه تحقیقات علوم دامی کشور هوشنگ لطف الهیان عضو هیئت علمی موسسه تحقیقات علوم دامی کشور احمد زارع شحنه استادگروه علوم دامی دانشکده کشاورزی، دانشگاه تهران سیداحمد میرهادی عضو هیئت علمی موسسه تحقیقات علوم دامی کشور سیدعبدا... حسینی عضو هیئت علمی موسسه تحقیقات علوم دامی کشور علی رضا علی نژاد دانشجوی کارشناسی ارشد علوم دامی دانشگاه آزاد اسلامی واحد قائمشهر

an experiment was conducted under completely randomized design to study the effect of different levels of probiotic biomin imbo (0.0, 0.05, 0.1, 0.15 per cent) in starter, (0.0, 0.025, 0.05, 0.075 per cent) in grower and (0.0, 0.0125, 0.025, 0.0375 per cent) in finisher diets on morphology of digestive system and immuno system of broiler chicks for 49 days. 400 day old chicks (mixed male and fe...

Abbas Ghamari Zare, Mohammad Reza Mohajeri Mohebat Ali Naderi Shahab Sepideh Kalateh Jari

Abstract. Seeds or plant organs are usually used as the materials for the long-term cryopreservation. The aim of this study is to investigate the possibility of seed cryopreservation of Lilium ledebourii (Baker) Boiss. as an endemic and endangered species because of genetic erosion. To evaluate seed potentials for the cryopreservation, four treatments including vitrification, 30% glycerol, desi...

Amin Farnia Hassan Beyranvand Morad Shaban, Shahram Nakhjavan

A experiment was lay out in order to evaluate the effects  of different biofertilizers on yield and yield components of maize at the Lorestan provience, Iran. The experiment was a factorial design with three replications. Treatments were three nitrogen biofrtilizers (Nitrokara (N1), O4 (N2), O6 (N3) and control (N4)) and three phosphate biofrtilizers ...

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