For developmental study of thymus in different stages offetal period, from thymus glands of75 healthy fetuses. histological sections were prepared and stained by H&E, PAS, Verhoeff, Toluidine blue and Van Geisson's methods. This study revealed that, the infiltration and accumulation of lymphocytes in thymus takes place at second month. Medullae were expanded and cortices were seen as accumulati...

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...

Introdaetion: the aim of this research is to analyze the situation of the sustainable development in the third and forth development plan of iran considering Sen’s concept of capability and quality of life, identifying the gap with optimal level. it also determines some factors on sustainable development in the current situation of the country. Method: the research has two phase and method...

for several years, researchers in familiarity of efl teachers with post-method and its role in second and foreign language learners’ productions have pointed out that the opportunity to plan for a task generally develops language learners’ development (ellis, 2005). it is important to mention that the critical varies in language teaching was shown is the disappearances of the concept of method ...

Introdaetion: the aim of this research is to analyze the situation of the sustainable development in the third and forth development plan of iran considering Sen’s concept of capability and quality of life, identifying the gap with optimal level. it also determines some factors on sustainable development in the current situation of the country. Method: the research has two phase and method...

Sexual dimorphism in the ratio of digits length is a morphological feature resulted from the interaction between sex hormones and prenatal Hox genes, the latter is known to control the development of both limbs and genitals. The status of this trend and ratios have been investigated in various animal groups, including humans, other mammals, birds, reptiles, and amphibians. In this study, the bo...

Introduction: Making sure that best health services are provided, requires performance assessment in health sector. Assessment of efficiency is the first step in performance assessment. This research was aimed to assess of efficiency and comparison of its process in the Third Development plan and early years of the Fourth Development of all provinces in rural health sector. We attempt to determ...

The entire world has seen more or less dramatic changes in objectives and status of plans, as well as how plans are devised. Recent plans are more diverse when it comes to setting objectives and mainly stress the sustainability of development, rather than development per se. Modernday plans are mainly strategic and collaborative rather than technocratic. Finally, these plans are mostly non- cen...

چکیده مورچه‏ها با حمایت از شپشک‏ها در مقابل دشمنان طبیعی، می‏توانند برنامه‏های کنترل بیولوژیک آن‏ها را مختل ‏نمایند. طی سال‏های 1389 و 1390 با نمونه‏برداری از باغات مرکبات شهرستان‏های ساری و بهشهر، فون و فراوانی نسبی مورچه‏هایِ همراه با شپشک‏ها مورد مطالعه قرار گرفت. همچنین، تاثیر تراکم‏های مختلف کاست کارگر گونه‏ی santschi lasius turcicus بر میزان تغذیه و فراسنجه‏های واکنش تابعی حشرات ماده و لا...