نتایج جستجو برای: random sampling was done from infected trees during 2004

تعداد نتایج: 8247210  

Journal: :journal of crop protection 2015
elham mohammadi mohammad rohani isa esfandiarpour hamzeh izadi

the common pistachio psylla agonoscena pistaciae is a key pest of pistachio in iran. a study was conducted to determine the spatial distribution ofpsyllanymphs and eggs in a 10 ha pistachio orchard in the rafsanjan region, southeast of iran. three rows, each containing 33 trees (totally 99 trees), were randomly selected in the orchard based on a stratified sampling scheme. in each of the select...

Journal: :The University of Chicago Law Review 1957

2016
Alka Ahuja

Objective: A study was conducted to ascertain the impact of dysmenorrhea on quality life of adolescent girls of Chandigarh. Methods: Multistage stratified sampling was done and 5 sectors, 5 villages, 5 slums were selected by lottery method. Then from each area 20 respondents were selected by simple random sampling. A Self-designed interview schedule was used to collect data from 300 Adolescent ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد گرمسار - دانشکده ادبیات و زبانهای خارجی 1391

this study was an attempt to investigate the effect of teaching meta cognitive strategies on iranian intermediate efl students speaking proficiency. in this study the researcher has employed metacognitive strategies taken from brown (2000) to teach speaking strategies to number of participants. the participants were intermediate students of shokouh language institute; they were divided into an ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1392

toury (1978:200) believes that translation is a kind of activity which inevitably involves at least two languages and two cultural traditions. being polite while asking for something takes place differently in different cultures and languages, therefore various strategies may be applied for making requests and also translation of them in order not to disturb or threaten the face or better to sa...

Journal: :سالمند 0
لیلی صالحی leili salehi tehran university of medical sciences,tehran, iranدانشگاه علوم پزشکی تهران حسن افتخار اردبیلی hassan eftekhar ardebili tehran university of medical sciences,tehran, iranدانشگاه علوم پزشکی تهران کاظم محمد kazem mohammad tehran university of medical sciences,tehran, iranدانشگاه علوم پزشکی تهران محمد حسین تقدیسی mohammad hossein taghdisi tehran university of medical sciences,tehran, iranدانشگاه علوم پزشکی تهران داود شجاعی زاده davoud shogaei zadeh tehran university of medical sciences,tehran, iranدانشگاه علوم پزشکی تهران

objectives: this study was done to assess the some factors which influence on fruit and vegetable consumption among iranian's elderly. methods and materials: this study was a cross sectional study which was done on 400 elderly people through a two stages sampling method. 10 elderly centers were selected from all of elderly centers in tehran. during second stage, a systematic random samplin...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده ادبیات و زبانهای خارجی 1391

esl/efl books play a crucial role in shaping language learners worldview of gender roles in society. the present study investigated the status of sexism in two sets of efl textbooks, one developed by non-native iranian authors (ili series) and the other by native authors (top notch series). first, two books from each series was selected randomly. then, a quantitative analysis was carried out wi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1393

the purpose of the present study was to investigate the relationship between fear of negative evaluation (fne) and communication strategies (css) among iranian efl learners. it was aimed to examine the differences in the use of communication strategies between speakers with high or low degree of fear of negative evaluation. the current study was a case study consisting of 10 english learners at...

The Nearest Individual Sampling Method is one of the distance sampling methods for estimating density, canopy cover and height of forest stands. Some distance sampling methods have more than one density estimator that may be skewed to the spatial pattern. Unless the stands of the trees under study have a random spatial pattern. Therefore, the purpose of this study was evaluating the effect of s...

2011
R. Day R. S. Johnson T. M. DeJong

Production costs could be substantially reduced if the height of fruit trees could be lowered enough to eliminate the need for, or reliance upon, ladders in the orchard. Recent research demonstrates that high yields can be obtained on shorter trees with appropriate management techniques, but vigor control can be a problem. In 2004, selected rows of ‘Arctic Star’ nectarine trees growing in the D...

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