Hamid Ejtehadi

Department of Biology, Faculty of Science, Ferdowsi University of Mashhad, 9177948974, Mashhad, Iran

[ 1 ] - The existence of a unimodal or monotonic pattern in species richness and diversity along an elevational gradient: a case study in Heydari Wildlife Refuge, NE Iran

This article presents an analysis of plant species richness and diversity, concerning some climatic variables along a 1500-m elevation gradient on the Binalood Mountain in Heydari Wildlife Refuge (HWR), northeastern Iran.  Two hundred and thirteen nested-sampling quadrats were established and the abundance of the plants was recorded. Vegetation sampling was carried out from 2014 till 2016, foll...