نتایج جستجو برای: g intraradices
تعداد نتایج: 441839 فیلتر نتایج به سال:
Coffee production has decreased due to environmental and management factors. The current plantations are old unproductive, also the rust problem, caused by fungus Hemileia vastatrix Berk & Br. Furthermore, shade in systems with consequent increase soil erosion, addition agrochemicals. Currently, planting of new varieties resistance is increasing. it been shown that various biofertilized perenni...
منگنز یکی از عناصر غذایی کم مصرف برای گیاهان می باشد که در عمل فتوسنتز دخالت دارد. در این بررسی اثرات سمیت منگنز بر روی برخی پارامترهای رشد، وزن خشک و تر و محتوای مالون دی آلدئید، قند، پروتئین، کلروفیل و درصد آغشتگی )کلونیزاسیون( در گیاه گوجه فرنگی واجد میکوریز و بدون میکوریز مورد بررسی قرار گرفت. قارچ های میکوریز آربوسکولار glomus intraradices ، g. versiforme و g. etunicatum به عنوان تیمار ...
کادمیم یکی از عناصر بسیار سمی و متحرک مهم خاک است که می تواند با جذب توسط گیاه و انتقال به بدن جانوران به سهولت وارد زنجیره غذایی جانداران شود. غلظت بالای کادمیم در طولانی مدت یک خطر جدی برای کیفیت محیط زیست و سلامتی انسان به شمار می رود. ریزجانداران و جانوران خاک از جمله عواملی هستند که بر تحرک و زیست فراهمی کادمیم در سیستم خاک-گیاه تأثیر دارند. به ویژه کرم های خاکی و قارچ های میکوریزا به طور ...
Mycorrhizal fungi symbiosis with plants root through effective uptake of water and nutrients can be reduced the negative effects of salinity. To evaluate the effect of mycorrhizal fungi on some morpho-physiological traits and yield of Summer savory a greenhouse factorial experiment was conducted based on randomized complete block design with three replications at the Laboratory of Medicinal Pla...
Arbuscular mycorrhizal fungi (AMF) confer positive and negative effects on many plants, but it is unclear whether AMF has an effect soil fertility, aggregate distribution, stability. The aim of this study was to analyze the Rhizoglomus intraradices plant growth, root morphology, leaf chlorophyll gas exchange, sugar concentrations, nutrients, stability in marigold (Tagetes erecta L.), maize (Zea...
Background: Catalpa bungei is a well-known, valuable, ornamental, high-quality timber tree traditionally cultivated in China because of its excellent quality, decay resistance, wide applicability, and attractive form. The aim this study was to evaluate the effects inoculation with arbuscular mycorrhizal fungus (AMF) on transplant survival rate growth C. seedlings under greenhouse conditions. Me...
Arbuscular mycorrhizal fungi (AMF) are obligate biotrophs, known to play an important role in ecological processes. Conventional light microscopy is the most common method used to detect their presence in planta, but this method fails to discern the presence of multiple AMF species and is not quantitative. These two factors are critically important in ecological studies, where the symbiotic con...
We propose that mycorrhizal colonization of roots alters nonhydraulic root to shoot communication of soil drying. Split-root rose (Rosa hybrida L. cv Samantha) plants-one side of the root system colonized by Glomus intraradices Schenck & Smith, the other side nonmycorrhizal-displayed different stomatal conductances upon partial drying, depending upon whether mycorrhizal or nonmycorrhizal roots ...
In plants, long distance transport of sugars from photosynthetic source leaves to sink organs comprises different crucial steps depending on the species and organ types. Sucrose, the main carbohydrate for long distance transport is synthesized in the mesophyll and then loaded into the phloem. After long distance transport through the phloem vessels, sucrose is finally unloaded towards sink orga...
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