the alginate was extracted with six different methods from iran south seacoast algae, sargassum sp, and the percentage yield of alginate was determined. we divided our methods to two groups including acidic extraction and non-acidic. in acidic methods, hcl and h 2 so 4 were used as a detergent in extraction process and cacl 2 was exerted in non-acidic treatments. all treatments compared with ea...

The correlations among indicators of objective well-being, cultural dimensions, and subjective well-being were investigated using Organisation for Economic Co-operation and Development (OECD) data from 35 countries. The subjective well-being measures included life satisfaction as well as six positive and six negative indexes of experience. Positive and negative experience scores were subjected ...

Purpose: The aim of this study was to identify the components of distance education in rural areas in order to provide a model in secondary schools in the country. Methodology: The combined research method was exploratory. In the qualitative part of the study, content analysis with inductive approach was used. Research environment in this section, 84 documents including 67 articles and books, ...

location factors are among the basic components of development of rural industries in general and agricultural product processing industries in particular. the present study, with the aim of analyzing location factors affecting establishment of agricultural product processing industries in north khorasan province, was carried out through the description- survey method. the statistical populatio...

interlanguage pragmatics (ilp) has witnessed a growing body of research in the past two decades. one of the under-explored domains of l2 pragmatics is the role of learning strategies specifically tailored for the development of ilp knowledge. therefore, this investigation aimed to determine the significant interlanguage pragmatic learning strategies (ipls) used by high vs. low l2 pragmatic achi...