measurements of pb, cu, zn, as, ni, hg, and fe heavy metals and major elements and components such as ca, hco3, so4, na, k, mg and cl in soluble rain fractions were performed on rainwater collected at arak plain during the rainy seasons of 2012. concentrations of the heavy metals in the soluble fractions decreased for fe, pb, zn, ni, cu, as and hg, respectively and the major elements and compon...

breakeven analysis is one of the most important existent tools for decision-making in agriculture. this technique used for analysis of different budget components about irrigated wheat crop in marvdasht township. the required data and information were collected via 154 questionnaires and using the stratified random sampling method during 2004-2005. results show that farmer's profit (rls. 4...

abstract background & aim: evaluation and measurement of mother’s satisfaction from postpartum cares is so important in the quality of health care indexes. the purpose of this study was to examine the psychometric properties of the postpartum satisfaction nursing care questionnaire (jpsnq). material & methods: this study was a methodological research. at the first, the english version of questi...

as the conditions in the market and in the world of work and commerce gets more complicated, this requires cor-rection, improvement and also updating marketing attitude among manufacturers and marketers. it is an urgent requirement to choose and determine strategies in order to achieve the objectives. strategy means the comprehensive and main plan in manufacturing unit revealing the way it achi...

in the modern world, organizations are considered as intelligent systems. increased organizational intelligence (oi) helps organizations to effectively analyze their data, store results, and use outcomes for making professional decisions. the purpose of this study was to measure oi in agriculture- jihad organization in guilan. a sample of 201 out of personnel was selected from in agriculture- j...

to compare different qtl mapping methods, a population with genotypic and phenotypic data was simulated. in bayesian approach, all information of markers can be used along with combination of distributions of snp markers. it is assumed that most of the markers (95%) have minor effects and a few numbers of markers (5%) exert major effects. the simulated population included a basic population of ...

conclusions persian version of the self-management scale for patients with epilepsy is valid and reliable to measure the dimensions of self-management in iranian patients and it can be used to measure epileptics’ self-management. further research on the safety of this tool is recommended. results the validity of all items was above 0.63 and their content validity indexes (0.81-1) were appropria...