in order to investigate biodiversity and production of cultivated medicinal plants in agroecosystems of qazvin province, a study was conducted during year of 2011. interviews were carried out with farmers by using semi-structured questionnaire to obtain information regarding to biodiversity and medicinal plants production systems in main regions under cultivation of medicinal plants including f...

mrs method is one of the new geophysical methods that directly detects the groundwater. by using this method, one can determines some parameters of aquifer (porosity, permeability and transmissivity). the purpose of this research is the application of mrs method in the conductive ground. combination of mrs and rs method is used for better detection of the aquifer in the region of abyek located ...

agro-ecological zoning is one of the effective tools for assining land to suitable land use.the study areawith16618ha islocatedin abyek area inqazvin province. in totally 43 agro- ecoloical zones were distinguished by combining maps of isohyet, isotherm, length of growing periodand agro-edaphic zones. based on above information a land suitability was produced for the study area and prediction o...

Significant research has been conducted in recent years to determine crash hotspots. This study focused on the effects of various traffic parameters, including average speed and volume, spatial distributions freeway crashes. Specifically, this analyzed crashes Qazvin–Abyek Iran using four-year records. Spatial clustering analysis was performed identify hotspots high cluster segments global Mora...

evaluation soil erosion is an important matter to protecting it from destroying in future due to the excessive use of the inherent capacity of soil and also improper management. therefore, in this study land vulnerability related to water and wind erosion of abyek for crops and pasture land has been evaluated, using raizal model as one of the microleis sub-models. morphological and physical and...