BACKGROUND Spending on specialty pharmaceuticals is rising faster than that for traditional drugs. In 2006, specialty drugs were the largest category driving drug costs and utilization trends. Even with effective management, expenditures on these agents are projected to increase exponentially in the coming years. OBJECTIVE To review benefit design strategies used by payers to control costs an...

In current situations, quantitative and qualitative reduction of water resources has become global crisis. This subject has created many problems in Iran’s agriculture sector. In this research, effective factors on participation rate of farmers in Hashtgerd regarding optimum Utilization of irrigation networks are studied. The statistical population included all 1500 farmers in Hashtgerd city. A...

There has been very limited research on water use efficiency for soil conservation (WUE-SC) in typical water scarce regions such as the lower Heihe River Basin, where there is serious wind erosion and the soil conservation service plays a key role in guaranteeing the ecological safety of Northern China. The soil conservation service, which was represented by the soil conservation amount (SC), w...

abstract the results of an integrated study aimed at restoring water quality in a large watershed including seven catchments in north east iran are presented in this paper. this case study demonstrates how landscape metrics reflect direct or surrogate causes of the land use practices that are the determinants of water quality parameters. water quality factors included ec, ph, cl-1, hco3-1, so4-...

Abstract Water is an important component of agricultural wetlands, and human activities have disrupted the water cycle its related functions, leading to problems such as scarcity, pollution, wetland degradation. As source conservation area ecosystem, wetlands not only help maintain sustainable use resources but also improve efficiency quality production. This article analyzed utilization landsc...