انگل و کرم¬های گوارشی یکی از منابع اصلی کاهش تولید اقتصادی گوسفند در سراسر جهان هست (halliday et al., 2012 وriggio et al., 2014 ) و انگل همونکوس کنتورتوس (نماتد دستگاه گوارشی ) دارای اثرات منفی بر کارایی بیولوژیکی و اقتصادی گله گوسفند( شامل سوءتغذیه، ضریب تبدیل کم ، کم خونی، از دست دادن اشتها، شاخص های باروری پایین، و در بعضی از موارد مرگ حیوانات جوان) هست (notter et al., 2003) و از طرف دیگر مق...

Purpose: The present study aims at offering an appropriate pattern for strategic human resources management (SHRM) based on intellectual, cultural and psychological capitals in Islamic Azad Universities from Mazandaran Province. The current study is a descriptive-analytical research in terms of the objectives it is in pursue of and it is generally enumerated among the applied research. Method: ...

Cancer remains one of the most important illnesses of the present century and is the second leading cause of death after cardiovascular disease despite significant advances in medical science. The study aimed to investigate the relationship between D type personality and self-compassion with health behaviors in women with breast cancer taking into account the moderating role of perceived stress...

Wireless sensor networks have many applications in the real world and have been developed in various environments. But the limitations of these networks, including the limitations on the energy and processing power of the sensors, have posed many challenges to researchers. One of the major challenges is the security of these networks, and in particular the issue of authentication in the wireles...

to explore the idea the investingation proposed, aimed at finding whether the performances of the population of iranians students studying english in an efl context are consistent in l1 and l2 writing taks and whether there is a cross-linguistic transfer in this respect. in this regard the subjects were instructed to write four compositions-two in english and two in farsi-which consisted of an ...

The aim of this study was to present a causal model to investigate the relationship between school emotion and academic motivation with career guidance by considering the mediating role of academic self-concept. The research method was a descriptive-correlational structural equation model. The statistical population included all first-grade high school students in Sanandaj, in the academic year...