نتایج جستجو برای: both additive and non

تعداد نتایج: 17023150  

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

building on previous studies on the effectiveness of different types of written corrective feedback, the present study aimed at investigating whether direct focused corrective feedback and direct unfocused corrective feedback produced any differential effects on the accurate use of english articles by efl learners across two different proficiency levels (low and high). in current study, the par...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1391

this ethnographic case study research was carried out in a private school setting in the context of iran. the research tried to explore the analysis and identity construction of a group of learners and teachers along with the content analysis of books on the basis of four types of commodified, political, national and narrative identities. how english language learners and teachers in an informa...

ژورنال: علوم آب و خاک 2008
ربیعی, بابک , رحیمی, مهدی, سمیع‌زاده لاهیجی , حبیب‌اله , کافی‌قاسمی, علی ,

Six rice cultivars were crossed in half diallel design to evaluate their GCA and SCA in 2005. In the following year, parents and their progenies were grown in a randomized complete block design with three replications, and 10 traits were measured. The analysis of variance showed significant differences (p≤0.01) between cultivars. Furthermore, general combining ability (GCA) and specific combini...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه امام صادق علیه السلام - دانشکده الهیات و معارف اسلامی 1391

muhammad ibn muhammad ibn numan, known as "shaykh mufid," one of the great imamiye theologians and jurists in the fourth and early fifth century , had comprehensive mastery of both rational and traditional topics and exerted his influence upon both his contemporary and future scholors. he is considered to be one of the top imamiye scholars who spent his lifetime teaching, learning and authorin...

Journal: :پژوهش های زراعی ایران 0
محمدرضا بی همتا امین ابراهیمی محمد دشتکی

inheritance of resistance to stripe rust was studied in wheat by determining the responses of 5 hexaploid wheat cultivars and 10 f1 progenies of their diallel mating crosses, against 2 races of pathogen including 174e174a+, 134e134 a+ in completely randomized design with 3 repetitions under greenhouse conditions at tehran university.the components of resistance including latent period, infectio...

ربیعی, بابک , رحیمی, مهدی, سمیع‌زاده لاهیجی , حبیب‌اله , کافی‌قاسمی, علی ,

Six rice cultivars were crossed in half diallel design to evaluate their GCA and SCA in 2005. In the following year, parents and their progenies were grown in a randomized complete block design with three replications, and 10 traits were measured. The analysis of variance showed significant differences (p≤0.01) between cultivars. Furthermore, general combining ability (GCA) and specific combini...

Journal: :علوم گیاهان زراعی ایران 0
محسن نیازیان دانشجوی سابق کارشناسی ارشد پردیس ابوریحان، دانشگاه تهران رضا امیری دانشیار پردیس ابوریحان، دانشگاه تهران اباذر رجبی محقق مؤسسه تحقیقات اصلاح و تهیه بذر چغندرقند کرج محمدرضا اوراضی زاده محقق مؤسسه تحقیقات اصلاح و تهیه بذر چغندرقند کرج حمید شریفی محقق مرکز تحقیقات کشاورزی صفی آباد دزفول

to evaluate general and specific combining ability for resistance to bolting and cercospora leaf spot, 36 hybrids derived from crosses between 9 sugar beet lines along with four checks were planted in safiabad agricultural research center (dezful) in 2008-2009. the experimental design was a triple lattice design with three replications. analysis of variance showed significant differences among ...

In order to choose an efficient breeding procedure, it is necessary to have knowledge of the genetic system controlling agronomically important traits. Common bean is one of the major legumes containing large amount of proteins and other valuable nutrients. The aim of this study was to determine genetic parameters for yield and yield components, using six generations (P1, P2, F1, F2, BC1, and B...

Journal: :علوم گیاهان زراعی ایران 0
لیلا آهنگر غلامعلی رنجبر محمد نوروزی

to estimate combining ability and the model of gene action for some quantitative characters, 5 different rice genotypes were used for producing a half diallel hybrids. to consider 7 quantitative traits, hybrids and their corresponding parents were evaluated based on a randomized complete block design with three replications at the rice research station of amol, iran in 2007. mean squares regard...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - پژوهشکده علوم 1388

heteropoly acids (hpa) and their salts have advantages as catalysts which make them both economically and environmentally attractive, strong br?nsted acidity, exhibiting fast reversible multi-electron redox transformations under rather mild conditions, very high solubility in polar solvents, fairly high thermal stability in the solid states, and efficient oxidizing ability, so that they are imp...

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