نتایج جستجو برای: margalef d

تعداد نتایج: 577766  

اکبر زاده, کامران, تلمادره ای, زکیه, صوفی زاده, ایوب, گرگانلی دوجی, احمد,

Background and Aims: Ticks are external parasites that can be vectors of several diseases agents. A survey was carried out to determine distribution and biological diversity of hard tick species in Maraveh Tapeh County, Golestan Province in spring 2016. Materials and methods: In 10 selected villages in study area, About 29 cattle, 99 sheep, 62 goats and 11 camels were inspected for tick infest...

This study was carried out in managed and unmanaged Fagus orientalis L. (beech) stands in the Asalem beech forest in order to compare the composition and diversity of plant species. Three V-shaped catena landforms were selected for each stand. Then, large quadrats, 400 m2 area, with selective method and within each of them, small quadrats, 4 m2 area, were established along each catena and slope...

Journal: :Jurnal Penelitian Hutan dan Konservasi Alam 2022

Perkebunan kelapa sawit adalah penyebab kebakaran terbesar di Indonesia. Kebakaran menyebabkan kerusakan ekosistem dan pengurangan keanekaragaman hayati, khususnya mamalia. Untuk mengetahui seberapa besar dampak dari konsesi sawit, maka perlu dilakukan penelitian dengan membandingkan jenis mamalia lahan yang tidak terbakar pasca berdasarkan tutupan sama. Tujuan ini untuk memperoleh nilai pemban...

Journal: :Turkish journal of biodiversity 2022

In the study, International Waterbird Census (IWC) conducted in 2021 wetlands with different habitat characteristics around Dardanelles were evaluated. 3086 individuals belonging to 30 waterbird species counted Kavak Delta, 31 and 1150 Çardak Lagoon, 22 3906 Gökçeada Salt Lake, 11 289 Suvla Lake 8 84 Uzunhızırlı Pond. The highest diversity (Shannon-Wiener Indices, H: 2,473) richness (Margalef I...

Journal: :Biosystems Diversity 2023

The article evaluates the dependence of most common indices species diversity on sample size and determines their ability to differentiate between different types ecosystems, with a special emphasis discriminating natural anthropogenic ecosystems. An approach adjusting reduce was also proposed. study conducted in seven ecosystems: four were three anthropogenically transformed. Samples soil anim...

Journal: :Journal of applied science and environmental management 2022

This study was carried out to assess the tree species diversity, family composition and diameter size distribution of in Igbo-Olua sacred groove, Ondo state, Nigeria using appropriate standard techniques. A total 34 distributed 23 families were recorded. Sterculiaceae (66) had highest number individual stem per ha while Moraceae terms hectare (7). The structure is typical natural forest type wi...

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