considering the importance of the agriculture sector in iran, this study investigated factors affecting economic growth and development of the agriculture sector in iran over the period of 1967-2009 for short term and long term, using ardl model. the results showed that the ratios of public investment expenditure to the gdp for short-term and long term have positive impacts on the economic grow...

Short-term production plans are the basis for operational mine production schedules. They concentrate on making long-term mine plans operationally feasible. Furthermore, some variables such as ore grade and tonnage govern mine production systems and cause uncertainty in the supply of raw materials to the mills. Due to the quality variation of material, short-term production optimization is an u...

introduction: the fetus needs a considerable amount of cholesterol for the development of tissues and organs.  studies have suggested that genetic and environmental factors influence the composition of cord blood lipoproteins.  in this study, we aim to assess the effect of gestational age, sex and birth weight on the cord blood lipoproteins. methods: we collected umbilical cord blood samples fr...