Due to the increase in allergies, aerobiological studies carried out cities are essential keep population informed about pollen atmospheric concentrations detected. However, high cost and complexity of often mean that information is generated from a single sampling point may not be representative entire city. In this study, data obtained by two volumetric traps, located coastal city Malaga (Spa...

introductionrural areas have an important role in the development of countries. while rural areas by implementing a detailed plan developed in accordance with the characteristics of the villages in the area certainly play a pivotal role in national development if required. this small rural city located in fars province to eliminate inequalities in the distribution of resources and services to t...

OBJECTIVES High consumption of bakery products such as cream-filled pastries may cause serious health risks and food poisoning to humans. Therefore, investigation of the microbial and chemical qualities of bakery products containing cream is necessary. The purpose of the present study was to investigate the chemical qualities and microbial contaminations of cream-filled pastries collected from ...

Central place theory is a key building block of economic geography and an empirically plausible description of city systems. This paper provides a rationale for central place theory via a dynamic programming formulation of the social planner’s problem of city hierarchy. We show that there must be one and only one immediate smaller city between two neighboring larger-sized cities in any optimal ...

The visceral larva migrans (VLM) is a syndrome observed in human infection with helminth larval eggs such as the Toxocara spp. that usually infects dogs and cats. Among the risk factors involved in the occurrence of VLM, particularly important is the size of these animal populations. Sorocaba is a city with a dog population twice as large as that recommended by the World Health Organization. Th...