salinity is one of the most important abiotic stresses that limit crop growth and productivity. this study focuses on the effects of different strains of plant growth promoting rhizobacteria (pgpr) on the physiological responses of two wheat cultivars under normal and salt stress conditions. the wheat cultivars selected include one which is tolerant to salinity (kavir) and one which is sensitiv...

this study investigated the effect of sequencing tasks from simple to complex along +/- reasoning demands on fluency in writing task performance of english as foreign language (efl) learners. the participants of this study included 90 intermediate efl learners from three intact class divisions at the islamic azad uni- versity, shahr-e-qods branch. they were distributed in three groups: experime...

this study investigated the impact of sequencing tasks from simple to complex along +/- reasoning demands on the fluency of writing task performance among efl learners. the participants of the study were 90 inter- mediate efl learners from three classes at islamic azad university, shahr-e-qods branch in iran. they were distributed in three groups: experimental a, experimental b, and a control g...

pupose: to use non-text books in the programmed educational systems is important to deep and stabilized the content of the textbooks in students. therefore, it is essential to identify books that have the characteristics of a suitable book. the main purpose of this study is to provide a list of suitable non-textbooks compatible with the content of the primary school social science and science t...

background: this study aimed to investigate the relationship between health related quality of life (hrqol), motor ability and weight status in children. methods: two hundred forty children ages 9-11 yr who were selected via multi stage cluster sampling design from primary schools in the shahre qods at tehran, iran in 2007. hrqol was assessed by the pediatric quality of life inventory (pedsql)....

Background: Catheterization is the most common cause of pain and distress in children, which causes physical and psychological dysfunctions and disrupts the treatment. Therefore, the control of this type of pain should be considered as a priority for nursing care. The audio-visual distraction can be used to reduce the intensity of pain. Aim: The purpose o...