نتایج جستجو برای: environment relationships
تعداد نتایج: 728293 فیلتر نتایج به سال:
Food webs represent the energy fluxes and nutrient cycling between interacting species that underpin several ecosystem functions. Whether how interactions vary across environmental gradients is still largely unknown. We reviewed literature searching for systematic relationships structural food-web properties gradients. Temperature biotic factors are amongst most frequently addressed drivers of ...
the purpose of this study was to evaluate the species-environment relationships in arid and semi-arid rangelandsof nodushan, yazd. the plant species cover and the environmental variables were measured at 9 sites. soil sampleswere taken for measurement of 12 attributes in 0-10 cm and 10-80 cm layers. vegetation was classified using twowayindicator species analysis (twinspan). data was analyzed u...
Meteorological parameters play a significant role in affecting ambient air quality of an urban environment. As Dhaka, the capital city of Bangladesh, is one of the air pollution hotspot among the megacities in the world, however the potential meteorological influences on criteria air pollutants for this megacity are remained less studied. The objectives of this research were to examine the rela...
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