نتایج جستجو برای: fraxinus excelsior l
تعداد نتایج: 618912 فیلتر نتایج به سال:
Vessel differentiation in isolated stem segments of Fraxinus excelsior L. after treatment with auxin
the aim of this study was to investigate the effect of reforestation on physical and chemical soil properties particularly soil carbon storage in the berenjastanak forest. forestations were including acer velotinum boiss., fraxinus excelsior l., populus nigra l. and pinus brutia ten. a witness forest with mixed species was selected as region potential. four soil profiles were drilled in each fo...
Wood density variations in 110-year-old European ash (Fraxinus excelsior L.) wood was examined in relation with different water regime treatments in two floodplain forest sites of similar elevation (Lednice 161 m a.s.l. and Tvrdonice 154 m a.s.l.) in South Moravia Czech Republic, in order to infer on the oven-dry wood variability. Sample logs were obtained from breast height 1.3 m of the ground...
زیر گونه Fraxinux excelsior subsp. excelsior برای اولین بار از ایران گزارش می‌شود. دو واریتهFraxinus angustifolia subsp. syriaca var. pilosa و F. angustifolia subsp. persica var. pubescens بر اساس نمونه‌های متعدد هرباریومی موجود و جمع‌آوری شده از غرب (زاگرس) به عنوان واحدهای جدید نامگذاری و شرح داده می‌شوند. ترکیب جدید Fraxinus angustifolia subsp. persica نیز معرفی می‌گردد. مطالعات صحرایی ن...
Alnus glutinosa, Fraxinus excelsior and Papaver rhoeas have long been used in folkloric medicine for the treatment of various ailments. As part of our continuing screening of plant extracts for activities, the extracts of A. glutinosa, F. excelsior and P. rhoeas have been screened for their antioxidant and antibacterial activities, as well as their general toxicity towards brine shrimps. Among ...
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