نتایج جستجو برای: hornbeam and ironwood

تعداد نتایج: 16827235  

Journal: :جنگل و فرآورده های چوب 0
زهرا قربانی دانشجوی کارشناسی ‏ارشد مهندسی جنگل، دانشکدة منابع طبیعی، دانشگاه تهران، کرج، ایران مقداد جورغلامی دانشیار گروه جنگل داری و اقتصاد جنگل، دانشکدة منابع طبیعی، دانشگاه تهران، کرج، ایران

the log damage and value loss were examined by felling and bucking function, species, and damage type, in kheyrud forest in namkhaneh district in the hyrcanian forest of iran. in order to calculate the wood value following tree felling and bucking, 250 trees and 167 logs consisting of beech and hornbeam species were measured. there were five types of damage recorded following the tree felling o...

Ali Fatahi Hojjat Sadeghi-Aliabadi, Nasrollah Ghasemi

     Extracts derived from Viscum album have been shown to kill cancer cells in vitro. Some studies have noted that different species of this plant collected from around the world displayed cytotoxic effects in different extents. In the present study, we evaluated the effects of Iranian mistletoe extracts on five cancer cell lines. Plants growing on hornbeam tree (Carpinus...

Journal: :Applied sciences 2021

Wood dust generated during woodworking—particularly from hardwood species sanding—poses a health and safety hazard to workers in the wood industry. This study aimed determine particle-size distribution of selected content fine particles created machine sanding, which pose highest hazards woodworking Six were studied: black alder, European ash, common walnut, pedunculate oak, hornbeam, beech. Th...

Journal: :تحقیقات منابع طبیعی تجدید شونده 0
مجید کیایی گروه تخصصی علوم و صنایع چوب و کاغذ، دانشگاه آزاد اسلامی واحد چالوس، چالوس، ایران محمد طلایی پور دانشگاه آزاد اسلامی، واحد علوم و تحقیقات، گروه تخصصی صنایع چوب و کاغذ، تهران، ایران.

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Journal: :Annals of forest science 2021

Abstract • Key message Decomposition of forest herb species litter was not always completed in less than a year and faster decomposition tree leaf an oak-hornbeam Western Poland. Litter herbaceous plants is connected with their life strategy functional traits leaves. Context Forest understories are frequently ignored ecological research on decomposition, although they play important role biomas...

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