نتایج جستجو برای: carpinus betulus

تعداد نتایج: 381  

Journal: :Teoriâ i praktika sudebnoj èkspertizy 2022

The article addresses practical aspects of applying the spectroscopy in near infrared region method when conducting forensic examinations wood. Based on obtained results, it has been concluded that NIR spectra can be used as an informative indicator to determine species woody plants, well track origin timber and detect facts illegal logging. authors demonstrate possibility interpreting spectral...

Journal: :BIO web of conferences 2021

Adaptations of Abies nordmanniana, Picea orientalis, Pinus sylvestris, Fagus and Carpinus betulus to the abiotic environmental conditions study area largely determined their predicted distribution in Caucasus. The ecological niches species mostly coincided two analyzed complex factors (characteristics water regime topographic parameters). humidity factor was main determining potential forest-fo...

Journal: :Forests 2022

The amount of PM bound by tree canopies depends on leaf traits, but also the area available, both which are dependent identity. We investigated four species (Acer platanoides L., Tilia cordata Mill., Quercus robur Carpinus betulus L.) grown in monocultures and two polycultures. leaves these was determined washing fractionation into PM2.5, PM10 PM100 size classes using a filtering method. index ...

ژورنال: :مجله پژوهشهای گیاهی 2015
جواد جعفری مسعود طبری کوچکسرایی سید محسن حسینی یحیی کوچ

به­منظور بررسی تأثیر فاکتور­های خاک روی تنوع زیستی گیاهی و گروه­های اکولوژیک گیاهی، 220 هکتار از جنگل­های جوزک-درکش خراسان شمالی مورد بررسی قرار گرفت. ابتدا 55 قطعه نمونه 20 ×20 متر برای برآورد پوشش گیاهی انتخاب شد. سپس 18 نمونه از لایه معدنی خاک (عمق­های 10-0 ،20-10 و 30-20 سانتی­متر) برداشت شد و اسیدیته، هدایت الکتریکی، ماده آلی، نیتروژن کل، فسفر قابل جذب، بافت خاک، پتاسیم و نسبت کربن به نیتر...

The expanding phenomenon of dieback is caused by the reaction of trees against the harmful biotic and a biotic factor that lead to dying of shoots and branches of trees from upper crown to lower crown. This phenomenon spreads throughout the leaves and branches and all parts of the plant and may finally lead to the death of the plant. This study aimed to identify species dieback especially Carpi...

Journal: :Journal of Bartin Faculty of Forestry 2022

Bu çalışmada, Zonguldak Gökgöl Mağarası yakınlarında Doğu kayını (Fagus orientalis Lipsky), Anadolu kestanesi (Castanea sativa Mill.) ve Adi gürgen (Carpinus betulus L.) türlerinden oluşan karışık meşcerede münferit halde bulunan 4 adet yaşlı Taxus baccata L. bireyinin anıtsal özellikleri incelenmiştir. Tahmini yaşları 915 ila 1180 arasında değişen bu ağaçların Şimdiki Anıtsal Değerleri (ŞAD) 7...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید