objectives: because of the high rates of accidents, the construction industry has become a hazardous industry in iran and therefore paying more attention is required. this paper investigates safety management in construction companies for improving workers’ safety as one of the ergonomics aims. methods: in order to survey the safety management in construction companies a questionnaire was prepa...

ophiopogon japonicus is a perennial, ornamental foliage plant, whichbelongs to the family liliaceae. it has a high demand in the local andinternational export market due to the presence of glossy white-green stripped lanceolate leaves. improved leaves and plants of o. japonicus will be more popular in the floriculture industry. hence, objective was to investigate the growth responses of o. japo...

the question that most of management, organization and strategy scholars would like to find some answer for it is: “why some firms outperform the others?” in various time periods, scholars have considered to different factors for answering that question. some scholars in industry structure view (porter, 1985), had highlighted the environmental and out of organization factors and industry type i...

induction motor especially the squirrel cage type of this motor plays important role in industry. according to the application type, this motor place against various stresses that are caused failure in the motor. the most common failure is related to the stator winding. among these failures are turn-to-turn, coil-to-coil and phase to phase faults. flow the high current do to the induction resul...

the purpose of this article is to present a thorough picture of liquidity managment. the first section of the article disusses the internal and external factors affecting the liquidity conditions of corporations. in the next section the effects of company size, industry type, production cycle and the efficiency of management on the liquidity needs are discussed. in the final section the relatio...

BACKGROUND Submission of study protocols to research ethics committees (RECs) constitutes one of the earliest stages at which planned trials are documented in detail. Previous studies have investigated the amendments requested from researchers by RECs, but the type of issues raised during REC review have not been compared by sponsor type. The objective of this study was to identify recurring sh...

This paper is related to textile industry especially to Yarn manufacturing process. Textile is one of the biggest manufacturing industries in India.Defects rate of product plays a very important role for the improvement of yield and financial conditions of any company. Actually defects rate causes a direct effect on the profit margin of the product and decrease the quality cost during the manuf...