نتایج جستجو برای: arbuscular mycorrhizal

تعداد نتایج: 8136  

Journal: :بوم شناسی کشاورزی 0
بهروز اسماعیل پور پریسا جلیل وند جواد هادیان

water deficit stress permanent or temporary limits the growth and distribution of natural vegetation and performance of plants more than other environmental factors. in order to investigate the effect of drought stress and mycorrhizal-arbuscular fungi inoculation on the growth and yield of savory (satureja hortensis l.) a factorial experiment based on completely randomized design were conducted...

2012
Xu Hong Zhang You Shan Wang Jun Lin

Arbuscular mycorrhizal fungi (AMF), a special microorganism can connect soil and a plant directly, plays an important role in environmental remediation [1]. When the plant is in the heavy metal adversity, mycorrhizal association can enhance the resistance to the metals of plants [2]. Chen et al. [3], reported Cu uptake by four kind of mycorrhizal plants including two native plant species, Coreo...

In recent years, the use of soil microbial potential including arbuscular mycorrhizal fungi is widely considered to enhance the better growth and nutrition of plants. This research was conducted in order to study the impact of mycorrhizal fungi on the increase of yarrow production and the plant establishment affected by the symbiotic ...

2017
Marcelo Serpe

Arbuscular mycorrhizal fungi are obligate biotrophic organisms that facilitate nutrient uptake in exchange for organic carbon as part of a symbiotic association with their host plants. This symbiotic relationship is among the oldest known and has been important for the coevolution of both symbionts. This review explores the relationship between Arbuscular mycorrhizal fungi and their hosts, the ...

2011
Ian A. Dickie Robert J. Holdaway

Podocarps are often found on lownutrient soils and further exacerbate nutrient limitation through the production of recalcitrant litter. Understanding podocarp ecology therefore depends on understanding the root adaptations of podocarps to obtain nutrients. The roots of podocarps are heterorhizic (having two root forms) with abundant spherical determinate short roots, a unique form of largely u...

2002
Catherine A. Gehring Julie E. Wolf Tad C. Theimer

Catherine A. Gehring,* Julie E. Wolf and Tad C. Theimer Department of Biological Sciences, Northern Arizona University, Flagstaff, AZ 860115640, USA Research School of Biological Sciences, Australian National University, Canberra, ACT 0200, Australia *Correspondence: E-mail: catherine.gehring@ nau.edu Abstract We examined whether terrestrial vertebrates affected the arbuscular mycorrhizal funga...

Journal: :Tree physiology 1995
G Berta A Trotta A Fusconi J E Hooker M Munro D Atkinson M Giovannetti S Morini P Fortuna B Tisserant V Gianinazzi-Pearson S Gianinazzi

We compared root system morphogenesis of micropropogated transplants of Prunus cerasifera L. inoculated with either of the arbuscular mycorrhizal (AM) fungi Glomus mosseae or Glomus intraradices or with the ericoid mycorrhizal species Hymenoscyphus ericae. All plants were grown in sand culture, irrigated with a nutrient solution that included a soluble source of phosphorus, for 75 days after tr...

Journal: :Journal of experimental botany 2003
Jean-Guy Catford Christian Staehelin Sylvain Lerat Yves Piché Horst Vierheilig

Roots of legumes establish symbiosis with arbuscular mycorrhizal fungi (AMF) and nodule-inducing rhizobia. The existing nodules systemically suppress subsequent nodule formation in other parts of the root, a phenomenon termed autoregulation. Similarly, mycorrhizal roots reduce further AMF colonization on other parts of the root system. In this work, split- root systems of alfalfa (Medicago sati...

Journal: :آب و خاک 0
هاشم آرام احمد گلچین

introduction: soil contaminations with heavy metals represent a potential risk to the biosphere and leads to increased concentration in ground and surface water. therefore metals mobility in soil has been extensively studied in the last decades. use of agrochemicals such as synthetic fertilizers and pesticides has resulted in soil and water pollution, and loss of biodiversity. cadmium is a heav...

Journal: :Ecology letters 2018
Insu Jo Kevin M Potter Grant M Domke Songlin Fei

Forest mycorrhizal type mediates nutrient dynamics, which in turn can influence forest community structure and processes. Using forest inventory data, we explored how dominant forest tree mycorrhizal type affects understory plant invasions with consideration of forest structure and soil properties. We found that arbuscular mycorrhizal (AM) dominant forests, which are characterised by thin fores...

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