The present study was conducted to determine the appropriate level of protein in diet of Cyprinus carpio fry based on biofloc technology. The experiment was designed based on triplicate of four bioflocs treatments (BFT) and one control treatment (CW). 450 specimens of C. carpio fry with mean weight of 17±0.08 g were stocked in 15 fiberglass tanks. Fish were fed in biofloc treatments with diets ...

increasing academic and professional language demands around the world are not a deniable fact. the purpose of this study was to investigate english language needs and communication needs of the chemistry students at master and ph.d. levels at the iranian universities. in this research, different methods were used including un-structured interview, structured interview, and two sets of question...

a novel acrylic acid-functionalized fe3o4 magnetic nanoparticle with a core-shell structure was developed for utilization as a heterogeneous organosuperacid in chemical transformations. the structural, surface, and magnetic characteristics of the nanosized catalyst were investigated by various techniques such as transmission electron microscopy (tem), thermogravimetric analysis (tga), and ft-ir...

monumental changes occurring on a daily basis have altered the world into a global village of expanding technology and shrinking geography in which preparing language learners for intercultural communication seems to be a sine qua non for modern language education. employing a cross-sectional design in its first phase, this study investigated the intercultural sensitivity and language proficien...

This study was conducted to determine the chemical composition and of silages made from Alhagi with waste date Palm. The effect of feeding different levels of ensiled Alhagi with waste date Palm on dry matter intake, nutrients digestibility and blood parameters in Kermani sheep were investigated. For this purpose 100 k g of Alhagi with 20 kg of waste date Palm without kernel were mixed and ensi...