in recent years, symptoms of virus diseases on stone fruits have been observed in wide range in golestan province. in order to study the important viruses on stone fruits, cherry, plum, nectarine, peach and apricot trees with symptoms such as mosaic, chlorosis, ring spot, shot hole, pale margins in leaves and dwarf in trees, sampling was done during 2005. putative infected plants were tested by...

The gas pressure in the main network of transmission lines is about 700 to 1000 psi (4826.33 6894.76 kPa), which reduced 250 (1723.69 kPa) at entrance station a city. This reduction process, occurs regulator, causes severe drop temperature. temperature produces hydrates and even water vapor freeze. As result, there possibility that passage regulator blocked flow cut off. By employing heaters (i...

With the financial protection of National Iranian Copper Industries Company, the composition of bacterial populations in Aliabad copper mine was investigated by electron microscopy and by analysis of DNA obtained from bacteria after ores laboratory cultures. This analysis consisted of the characterization of the spacer regions between the 16 and 23s genes in the bacterial rRNA genetic loci afte...

evaluation of remedial services quality of hospitals by using servqual scale (case study: educating hospitals dependence to medicine university of yazd) ar rajabipoor meybodi , ma d farid , phd, t rajabipoor meybodi , bsc received: 16 aug, 2009 accepted: 25 oct, 2009 abstract: background & aims: patient is an essential axis in hospital and all services performed for him. his satisfaction and co...

Entrepreneurship courses had a tremendous potential to improve the knowledge and skills of thestudents in Agricultural Applied-Scientific Education Centers (AASECs) to make a business aftergraduating. This study was designed to analyze barriers of entrepreneurship education coursesdelivering in AASECs in Fars Province. The population of the study consisted of all 1018 students infour AASECs in ...

Introduction: As recommended by World Health Organization, consumption of the fungal contaminated water does not cause to serious infection, but may lead to healthy or aesthetic problems. The aim of this research was to assess the occurrence of fungi in water and its relationship with fecal indicator bacteria. Materials and Methods: 110 water samples were collected from different location of w...