نتایج جستجو برای: salix nigra
تعداد نتایج: 10949 فیلتر نتایج به سال:
antiepileptic and antioxidant effect of brassica nigra on pentylenetetrazol-induced kindling in mice
considering the high rate of epilepsy today, with respect to the insufficiency of the available therapies, new strategies and methods are recommended for medical treatment of epileptic patients. therefore, the present study experimentally investigated the anticonvulsant effect of a herbal medicine candidate brassica nigra, by using kindling method. sixty male mice were randomly selected and div...
The species richness, distribution and community structure in cold desert regions across the world are poorly understood because of their inaccessibility remoteness. Similarly, composition forest resources, including other management units (i.e., agroforestry forestry systems), have hardly been studied Lahaul valley. However, such information is a prerequisite to understanding trends changes ve...
BACKGROUND AND PURPOSE Although it is important to evaluate the substantia nigra in patients with parkinsonian syndrome, it is difficult to depict its anatomy, even by MR imaging. Using anatomic studies of the direction of nerve fibers around the substantia nigra, we attempted to depict this entity with multishot diffusion-weighted MR imaging to evaluate its topographic changes in patients with...
تحقیق حاضر با هدف جمعآوری، شناسایی و ارزیابی مورفولوژیکی و فنولوژیکی بیدهای (Salix spp.) کردستان از سال 1380 بهمدت هفت سال در سنندج اجرا شد. پس از تعیین و ثبت خصوصیات پایههای مادر در رویشگاههای بید استان، قلمه آنها گرفته شد و برای کاشت در کلکسیون، به نهالستان زاله سنندج منتقل شد. عمل جمعآوری تا سه سال (81-1379) ادامه یافت. انتقال نهالهای ریشه و ساقه دو ساله پایهها (از هر پایه نه نهال) ب...
Kinetic modeling and optimization of musk willow (Salix aegyptiaca L.) essential oil extraction process using ultrasound assisted hydrodistillation
The abundance, identities, and degradation abilities of indigenous polychlorinated biphenyl (PCB)-degrading bacteria associated with five species of mature trees growing naturally in a contaminated site were investigated to identify plants that enhance the microbial PCB degradation potential in soil. Culturable PCB degraders were associated with every plant species examined in both the rhizosph...
Our study investigated the accumulation of chromium, nickel, lead and cadmium by maize (Zea mays L.), sunflower (Helianthus annuus L.), willow (Salix x smithiana Willd.), and poplar (Populus nigra L. x P. maximowiczii), and the realtionship between the contaminants in soil and in plants. The experiment was performed in contaminated soil (former waste incineration plant) at the Hradec Králové (C...
Cottonwoods (Populus spp.) are adapted to riparian or floodplain zones throughout the Northern Hemisphere; they are also used as parents for fast-growing hybrid poplars. We review recent ecophysiological studies of the native cottonwoods Populus angustifolia James, P. balsamifera L., P. deltoides Marsh., P. fremontii S. Watson and P. trichocarpa T. & G. in North America, and P. nigra L. in Euro...
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