نتایج جستجو برای: roud
تعداد نتایج: 59 فیلتر نتایج به سال:
This investigation was undertaken to verify the prevalence of helminths parasites in the gastrointestinal tract of catfish. A total number of 116 catfish (Silurus glanis) were collected from Zarrine-roud river and examined for helminths. Fish were examined after washing contents of gastrointestinal tract and observed for the presence of helminths using a stereo microscope and a light microscope...
BACKGROUND Aquatic insects are the major groups of arthropods that spend some parts of their life cycle in the water. These insects play an important role for transmission of some human and animal diseases. There is few information about the aquatic insects fauna of Iran. METHODS To study the aquatic insects fauna, adult, nymphal and larval collections were carried out from different habitats...
Abstract The impact of climate change on water availability has become a significant cause for concern in the Zayandeh-Roud Reservoir Iran and similar reservoirs arid regions. This study investigates supply River Basin. For better management, Soil & Water Assessment Tool (SWAT) was used to develop hydrologic model basin. then calibrated validated two upstream stations using Sequential Uncer...
The study mainly aims at looking into the disparities in beneficiary’s socio-economic status between areas without implementation of forestry plans and where had initially been available even though they have recently terminated as well. Babol Roud plan is located Lafoor forest area County, Mazandaran Province, Northeast Iran. This research was divided three steps: first all, by making use Coch...
Excessive application of P fertilizers, use of the bicarbonated water sources for irrigation concomitant to a low level of organic matter have resulted in widespread iron deficiencies in crop plants in Iran. One of the strategies to overcome this problem is to select tolerant genotypes to iron deficiency (i.e. iron-use-efficient genotypes) or bred genotypes with high-micronutrient-uptake abili...
the change in the concept of social development over the last few decades, from the physical aspects to human dimensions has increased women’s participation in socio-economic activities and enhancement of their capabilities has been regarded as key strategies in sustainable development. the present study attempts to achieve the following objective: investigation of the impacts of ngo’s activiti...
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