نتایج جستجو برای: 17 wetlands in gilan
تعداد نتایج: 17018721 فیلتر نتایج به سال:
Constructed treatment wetlands have been found to remove fecal coliform (FC) through a variety of mechanisms. This research evaluated the removal of FC in both warm and cold seasons from surface flow treatment wetlands in Bible Hill, Nova Scotia. Two wetlands (100 m), of differing depths were monitored over a 17 month period. The wetlands were loaded with dairy wastewater (average inlet FC conc...
according to the importance of obtaining accurate informations on drought conditions and it risk management for water right of major wetlands in iran, in this study climatic coefficients of palmer index for 17 watersheds in country was calibrated and zonation and their range in basins containing international wetlands were investigated. results showed that in wet conditions, in basins such as c...
Investigating psychological and demographic factors related to financial literacy of teacher candidates in gilan province
Determining the amount of trophy in aquatic ecosystems is important because increasing the availability of nutrients is affectings all levels of aquatic ecosystems as well as changes in species abundance, migration, reduce in biodiversity and changes in the structure and composition of communities. Therefore, there should be a proper method for determining the trophy state or production in t...
The Stinking Bean Trefoil (Anagyris foetida L.) Structure in Zagros (Case Study of Gilan-e Gharb Forests)
A. Wetlands-a definition 1 B. The need for this document 1 1. Increased interest in the use of wetlands for disposal of wastewaters 2 2. Prediction of future pressures on wetlands 2 3. Review of resource statutes 3 4. Promotion of constructed wetlands 3 5. Conflict with conservation? 4 C. Who should read this report and how is it structured? 5 II. ECOLOGICAL IMPACTS OF WASTEWATER DISCHARGES TO ...
Constructed wetlands have not been commonly used in Vietnam due to the lack of information in the selection of proper types of constructed wetlands, type of reeds, design parameters and performance efficiency, in tropical climates. This paper focuses on Canna generalis, which is a common reed and easy to grow both in water and wet land conditions. Two kinds of hybrid constructed wetlan...
BACKGROUND The significant increase in the number of human subcutaneous dirofilariasis in recent years, suggests the appearance of a new health problem in the old world with most cases reported from Mediterranean countries. Besides the present case, eleven cases of human subcutaneous dirofilariasis have been detected in Iran, three of which belong to Gilan Province, northern Iran. METHODS We ...
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