نتایج جستجو برای: explaining 6789 percent of total variances
تعداد نتایج: 21200340 فیلتر نتایج به سال:
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...
Background and Objective: Attention to on-farm food safety is the first step in achieving food safety and production of healthy crops. However, practices related to on-farm food safety are not sufficiently considered by farmers due to the lack of proper understanding. Accordingly, the purpose of this study was to evaluate the attitude of farmers about sources of contamination and explaining fac...
The current study was aimed to examine the relationship between alexithymia and anxiety among male schizophrenic inpatients. The study was of descriptive and predictive nature. The sample consisted of 50 male patients in Niayesh psychiatric hospital of Tehran, all of whom diagnosed with chronic schizophrenia (at least 2 years). The Toronto alexithymia scale and self-scaled anxiety scale were ad...
بررسی تنوع ژنتیکی ژنوتیپهای بومی پیاز ایرانی در مقایسه با انواع خارجی چکیده: برنامه های اصلاحی گیاهان بر اساس تنوع و انتخاب صفات برتر کمی و کیفی صورت می گیرد. لذا، ارزیابی تنوع ژنتیکی، اولین مرحله در برنامه های اصلاحی است. در این راستا، استفاده از روش های جدید مطالعهی تنوع ژنتیکی ضروری به نظر می رسد. در این بررسی تعیین تنوع ژنتیکی سیزده ژنوتیپ پیاز ایرانی در مقایسه با دو ژنوتیپ خارجی با است...
the accurate planning and management for sustainable agriculture results in appropriate behaviors ofindividuals towards sustainability through changes happened in individuals’ knowledge and attitudesof sustainability. a survey of natural resources and agricultural researchers (n = 85) was conducted iniranian province of ilam to explore their attitudes of sustainable agriculture and to identify ...
this study was intended to analyze the listening tapescripts of the elementary and pre-intermediate levels of total english textbooks from the pragmatic dimension of language functions and speech acts in order to see whether the listening tasks are pragmatically informative or not. for this purpose, 8 conversations from the two books were selected randomly, and then, the two pragmatic models of...
there are new evidences to suggest that personality and emotional intelligence play a significant role in origin of entrepreneurship. however, few studies are carried out in this area particularly with regard to gender differences among individuals. therefore, the main purpose of this study was to investigate the effect of emotional intelligence on students’ entrepreneurship competencies in agr...
the aim of this study was to investigate relationships between soil properties and plant species to determine the most effective factors separating vegetation communities in rineh rangeland. three stratifying variables were selected including slop, aspect and elevation. the study area was partitioned by combining these classes to generate homogenous units. 1m2 quadrates were located at sampling...
the aim of the present study was to determine the in?uence of presence or absence of corpus luteum (cl) on hormonal and metabolites composition of follicular ?uid (ff) harvested from different sized follicles and its relationship with blood serum concentrations in sanjabi ewes. ovaries and blood samples were collected from 60 clinically healthy adult ewes (sanjabi breed) 1–3 years of age in dio...
the current study was aimed to examine the relationship between alexithymia and anxiety among male schizophrenic inpatients. the study was of descriptive and predictive nature. the sample consisted of 50 male patients in niayesh psychiatric hospital of tehran, all of whom diagnosed with chronic schizophrenia (at least 2 years). the toronto alexithymia scale and self-scaled anxiety scale were ad...
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