this study investigates the effect of four types of oral corrective feedback, namely, explicit elicitation, implicit elicitation, explicit recast and implicit recast on the most commonly mispronounced phonological features among iranian efl learners through immediate uptake and retention. five classes were randomly categorized into four experimental groups and one control group, each with 18 in...

Background: The effect of solid retention time (SRT) over cheese whey substrates in a fermentation process drives changes the composition polyhydroxyalkanoates (PHAs) obtained. Volatile fatty acids produced first step an anaerobic sequencing batch reactor were used as to produce PHA using mixed microbial cultures under aerobic dynamic feeding con...