نتایج جستجو برای: carpinus
تعداد نتایج: 375 فیلتر نتایج به سال:
Abstract Around the world, isolate collections in mycological institutes have long preserved valuable specimens and information for science. In present study, we determine Cryphonectria -like taxonomic rarities our 10–24 years old collection from Balkans to link dry mycelium with DNA data. Using ITS sequences, confirm first time occurrence of carpinicola on a Carpinus tree extend range radicali...
Evaluation of hornbeam (Carpinus betulus L.) wood sanding dust in thermoplastic composite production
Bu çalışmada, gürgen (Carpinus betulus L.) odunu zımpara tozu ile yüksek yoğunluklu polietilen (YYPE), çift burgulu ekstruderde karıştırıldıktan sonra kompozit malzemeler elde edilmiştir. Elde edilen kompozitlerin mekanik özelliklerini belirlemek için çekme, eğilme ve sertlik direnci testleri yapılmıştır. Bunlara ek olarak, termal Diferansiyel Taramalı Kalorimetre (DSC) analizleri Limit Oksijen...
When a tree, at a point where the circumference is Co, divides into two branches (cl and ct), what relationship exists between co and cl + c~? In order to answer this question, which has a definite bearing on problems of tree form, it is convenient to investigate first the relationship between the circumference at some point and the weight, w, of all the parts of the tree peripheral to this poi...
The contents of the colon of the Tyrolean Iceman who lived ca. 5300 years ago include muscle fibres, cereal remains, a diversity of pollen, and most notably that of the hop hornbeam (Ostrya carpinifolia) retaining cellular contents, as well as a moss leaf (Neckera complanata) and eggs of the parasitic whipworm (Trichuris trichiura). Based almost solely on stable isotope analyses and ignoring th...
The effect of residual lignin content on the mechanical strength and water absorption of kraft pulp/ polypropylene composites was studied. To meet this objective, hornbeam wood chips were converted to kraft pulp at three different alkalinities (15, 20, and 25%) and three different cooking times (60, 90, and 120 min). The residual lignin contents of these pulps were determined according to the T...
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