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با توجه به اهمیتی که خاک در ارتباط با تأمین غذای جمعیت رو به رشد جهان ایفا می کند، مطالعه چگونگی تشکیل آن و شناخت کلیه ی خصوصیات آن اعم از مورفولوژیکی، فیزیکی، شیمیایی و مینرالوژیکی ضروریست. بررسی چگونگی تشکیل خاک-های شور و سدیمی در دشت آلونی- جوانمردی شهرستان لردگان در استان چهارمحال و بختیاری و مطالعه ی اثر بارندگی و زهکشی بر اصلاح این خاک ها از اهداف این تحقیق بوده است. قدیمی ترین تشکیلات زم...
background there are many risky behaviors that threat adolescents and must receive specific attention. research has shown that personality pattern behaviors have a significant relationship with risky behaviors. objectives the objective of this study was to clarify the role of personality pattern behaviors in risky behaviors of high school students in chabahar city. patients and methods three hu...
conclusions: since, there are few relevant studies in our country, recent studies on infectious diseases could be used for national planning and medical requirements’ preparation, it seems that periodical assessments of these diseases are mandatory. results: during the study, 4676 children, aged 1 month to 14 years were admitted and 29% (1357) of them were diagnosed with infectious disorders, 1...
background : suicide is a global public health problem. deliberate self-poisoning (dsp) is one of the most common methods of suicide in many countries. this study was designed to identify the trends and characteristics of dsp in gorgan. methods: the study was carried out retrospectively in 5 azar hospital. it included 549 patients who were hospitalized in the hospital due to dsp from march 2008...
introduction & objective: one of the basic elements declared in positive psychology is the concept of happiness. researches have shown that without concerning how achieved, happiness can enhance our health. people who are happy feel more secure, decide easier, and are more satisfied of the people who live with. the aim of the present study was to measure the efficiency of teaching communicative...
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