نتایج جستجو برای: arbuscular mycorrhizal

تعداد نتایج: 8136  

Journal: :Plant, cell & environment 2007
Hélène Javot Nathan Pumplin Maria J Harrison

In response to the colonization by arbuscular mycorrhizal (AM) fungi, plants reprioritize their phosphate (Pi)-uptake strategies to take advantage of nutrient transfer via the fungus. The mechanisms underlying Pi transport are beginning to be understood, and recently, details of the regulation of plant and fungal Pi transporters in the AM symbiosis have been revealed. This review summarizes rec...

Journal: :international journal of horticultural science and technology 2015
mohammad hosein shamshiri mohammad reza hasani

this study was conducted to determine the combined effects of salicylic acid (sa) and arbuscular mycorrhizal fungi (amf) (glomus mosseae) symbiosis on the growth of pistachio seedlings (pistacia vera ‘abareqi’) grown in the greenhouse under different drought stress (ds) levels. the arbuscular mycorrhizal fungi (amf) colonization or exogenous sa treatment could increase ‘abareqi’ pistachio seedl...

2010
E. Aranda I. Sampedro R. Díaz M. García-Sánchez J. A. Siles J. A. Ocampo I. García-Romera

We studied the influence of indigenous arbuscular mycorrhizal (AM) and saprobe fungi on the phytotoxicity of the physical fractions of dry olive mill residue (DOR). The physical extractions of DOR gave an aqueous (ADOR) and an exhausted (SDOR) fraction with less phytotoxicity for tomato than the original samples. The indigenous AM were able to decrease the phytotoxicity of SDOR inoculated with ...

Journal: :Current opinion in plant biology 2007
Didier Reinhardt

The majority of plants live in symbiotic associations with fungi or bacteria that improve their nutrition. Critical steps in a symbiosis are mutual recognition and subsequently the establishment of an intimate association, which involves the penetration of plant tissues and, in many cases, the invasion of individual host cells by the microbial symbiont. Recent advances revealed that in the arbu...

2017
Seitaro Deguchi Yosuke Matsuda Chisato Takenaka Yuki Sugiura Hajime Ozawa Yoshimune Ogata

This study proposed a rapid method to quantify the colonization rate of arbuscular mycorrhizal fungi (AMF) in plant roots. The method involved the use of an image analysis software (WinRHIZO Pro). The colonization rate is defined as the ratio of the fungal body to the plant root area in a micrograph. Three seedlings of Chengiopanax sciadophylloides, a woody species that accumulates radiocesium,...

Journal: :The New phytologist 2015
David M Eissenstat Joshua M Kucharski Marcin Zadworny Thomas S Adams Roger T Koide

The identification of plant functional traits that can be linked to ecosystem processes is of wide interest, especially for predicting vegetational responses to climate change. Root diameter of the finest absorptive roots may be one plant trait that has wide significance. Do species with relatively thick absorptive roots forage in nutrient-rich patches differently from species with relatively f...

This study was conducted to determine the combined effects of salicylic acid (SA) and arbuscular mycorrhizal fungi (AMF) (Glomus mosseae) symbiosis on the growth of pistachio seedlings (Pistacia vera ‘Abareqi’) grown in the greenhouse under different drought stress (DS) levels. The arbuscular mycorrhizal fungi (AMF) colonization or exogenous SA treatment could increase ‘Abareqi’ pistachio seedl...

رونقی, عبدالمجید, زارعی, مهدی, غلامی, لیلا, کریمیان, نجفعلی, یثربی, جعفر,

A greenhouse experiment was conducted to study the effect of zinc rates, arbuscular mycorrhiza and organic matter, on corn growth and micronutrients-uptake in a calcareous soil. Experimental design was factorial based on complete randomized design with 3 replications. Treatments consisted of 3 levels of Zn (0, 5 and 10 mg Zn/kg), 2 types of organic manure (sheep manure and municipal waste compo...

ژورنال: زیست شناسی ایران 2017

Contamination of soil with heavy metals has detrimental effects on ecosystems, because heavy metals accumulated in soil may persist and affect terrestrial ecosystems for a long time. Phytoremediation, as sustainable, low-cost and environmental friendly technology based on the direct use of plants for in situ remediation of contaminated soil, sludges, sediments, and ground water through contamin...

Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 2005
Tünde Takács László Radimszky Tamás Németh

The aim of this work was to study the colonization of indigenous arbuscular mycorrhizal fungi (AMF) species in fine-roots of poplar clones. Roots of 7 poplar clones were sampled from a 1-year-old trial established at an industrial site strongly polluted with heavy metals at Balatonfuzfo, Hungary. The poplar clones have shown variable degrees of colonization by AMF, suggesting differential host ...

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