نتایج جستجو برای: melica persica
تعداد نتایج: 2203 فیلتر نتایج به سال:
The amount of unfrozen water in dormant peach (Prunus persica [L.] Batsch, cv Redhaven) flower buds, isolated primordia, and bud axes was determined during freezing using pulse nuclear magnetic resonance methods. Differential thermal analysis studies were conducted on whole buds and isolated primordia in the presence of ice nucleation. The results showed that some of the water in isolated primo...
Helminthes infections are the most common health problems in India, in developing countries they pose a large treat to public. These infections can affect most population in endemic areas with major economic and social consequences. The miswak is a natural toothbrush made from the twigs of the Salvadora persica (Salvadoraceae). Miswak prevents tooth decay, eliminating toothaches and halt furthe...
Antiviral proteins were isolated, from host plants, following treatment with an antiviral glycoprotein, extracted from the roots of Boerhaavia diffusa plants. It was found to be active against isometric as well as an isometric viruses in their respective hypersensitive and systemic hosts. The biologically active principal was isolated and purified. Estimation of proteins, from the leaf samples ...
Copyright: © Author(s), This is an open access article under the terms of the Creative Commons Attribution Non-Commercial No Derivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is noncommercial and no modifications or adaptations are made. The edible crab Paratelphusa jacquemontii (Rathbun) support an important fishery in fresh...
مقدمه: امروزه یکی از روش ها جهت مهار پیشرفت بیماری آلزایمر تجویز داروهای مهارکننده آنزیم کولین استراز (achei) می باشد. دستیابی به داروهایی با اثرات بهتر و عوارض جانبی کمتر بخصوص با منشای گیاهی هدف بسیاری از محققین می باشد. هدف: هدف اصلی این تحقیق بررسی اثرات مهاری تعدادی از گونه های گیاهی متعلق به جنس ferula روی فعالیت آنزیم استیل کولین استراز بوده است. روش بررسی: عصاره تام شش گیاه متعلق به جنس...
رابطه همزیستی بین برخی از گیاهان خانواده گرامینه و قارچ های اندوفایت از خانواده claviceptacea که پیش از این به عنوان انگل ساده گیاهان محسوب می شدند، شناخته شده است. این قارچ ها به صورت بین سلولی در غلاف برگ گیاهان رشد می کنند، سپس از طریق نفوذ در تخمدان، وارد بذر شده و در لایه آلورن باقی می مانند. حضور این قارچ ها در گیاه باعث ایجاد مقاومت در برابر خشکی، بهبود فتوسنتز و مقاومت به آفات و بیماری ...
BACKGROUND Elastomeric chains are commonly used in orthodontics. Force decay in these materials poses clinical problems. The aim of this study was to evaluate the effects of three different mouthwashes on the force decay of orthodontic chains. MATERIALS AND METHODS In this experimental study, elastomeric chains with two different configurations were divided into eight groups (two control and ...
Many studies have supported the enemies hypothesis, which suggests that natural enemies are more efficient at controlling arthropod pests in polyculture than in monoculture agro-ecosystems. However, we do not yet have evidence as to whether this hypothesis holds true in peach orchards over several geographic locations. In the two different geographic areas in eastern China (Xinchang a town in t...
BACKGROUND AND AIMS The distribution of canopy growth among different shoot types such as epicormic, long and short shoots is not well understood in the peach tree. In this experiment, the effects of crop load and early epicormic sprout removal on current and subsequent-year distribution of vegetative growth among epicormic, long and short shoots was investigated in Prunus persica. METHODS Fi...
years later Perroncito sketched the microbe. Detailed observations were not made 011 t1, disease until 1879-80, when Toussaint demonstrated that a microbe was the cause of the infectivity of the blood, and Pasteur observed that birds, when fed upon the smallest drop of a recent culture of the micro-organism, became infected via the nlimentary canal, and that the infected excreta were a cause of...
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