نتایج جستجو برای: mycorrhizal fungi

تعداد نتایج: 47758  

Journal: :Global change biology 2016
Joshua B Fisher Sean Sweeney Edward R Brzostek Tom P Evans Daniel J Johnson Jonathan A Myers Norman A Bourg Amy T Wolf Robert W Howe Richard P Phillips

A central challenge in global ecology is the identification of key functional processes in ecosystems that scale, but do not require, data for individual species across landscapes. Given that nearly all tree species form symbiotic relationships with one of two types of mycorrhizal fungi - arbuscular mycorrhizal (AM) and ectomycorrhizal (ECM) fungi - and that AM- and ECM-dominated forests often ...

2013

This study evaluated the effects of inoculation with the arbuscular mycorrhizal fungi Glomus mosseae, Glomus intraradices A4 and Glomus intraradices B1 and two phosphorus levels (10 and 40 mg kg-1) on root colonization, plant growth, nutrient uptake and essential oil content in Mentha piperita L. The experiment was carried out in a greenhouse, in 4x2 factorial arrangement, in completely randomi...

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...

Journal: :The New phytologist 2015
Nancy Collins Johnson Gail W T Wilson Jacqueline A Wilson R Michael Miller Matthew A Bowker

Mycorrhizal phenotypes arise from interactions among plant and fungal genotypes and the environment. Differences in the stoichiometry and uptake capacity of fungi and plants make arbuscular mycorrhizal (AM) fungi inherently more nitrogen (N) limited and less phosphorus (P) limited than their host plants. Mutualistic phenotypes are most likely in P-limited systems and commensal or parasitic phen...

1999
J. J. Germida

Mycorrhizal fungi form a mutualistic symbiosis with plants and play an important role in regulating community and ecosystem functioning. These plant-fungal associations are geographically widespread, being found in terrestrial ecosystems ranging from deserts to lowland tropical rain forests to high latitudes. Studies of mycorrhizal community dynamics and activity are important in that these org...

2006

Arbuscular mycorrhizal (AM) fungi can be beneficial for horticultural crops due to their nutrient acquisition properties and stimulation of the plant metabolism. The present work focuses on the prospects of AM fungi a) to solve plant nutritional problems, b) to induce flower development of ornamental plants, and c) to improve the health potential of crop plants for humans. Contribution of AM fu...

2014
Eva Nouri Florence Breuillin-Sessoms Urs Feller Didier Reinhardt

Phosphorus and nitrogen are essential nutrient elements that are needed by plants in large amounts. The arbuscular mycorrhizal symbiosis between plants and soil fungi improves phosphorus and nitrogen acquisition under limiting conditions. On the other hand, these nutrients influence root colonization by mycorrhizal fungi and symbiotic functioning. This represents a feedback mechanism that allow...

2013
Jan Jansa Petra Bukovská Milan Gryndler

Mycorrhizal fungi interconnect two different kinds of environments, namely the plant roots with the surrounding soil. This widespread coexistence of plants and fungi has important consequences for plant mineral nutrition, water acquisition, carbon allocation, tolerance to abiotic and biotic stresses and interplant competition. Yet some current research indicates a number of important roles to b...

Journal: :Proceedings. Biological sciences 2004
D Lee Taylor Thomas D Bruns Scott A Hodges

Disruptive selection on habitat or host-specificity has contributed to the diversification of several animal groups, especially plant-feeding insects. Photosynthetic plants typically associate with a broad range of mycorrhizal fungi, while non-photosynthetic plants that capture energy from mycorrhizal fungi ('mycoheterotrophs') are often specialized towards particular taxa. Sister myco-heterotr...

2016
Ghazi N. AL-KARAKI

Turf grasses are considered an integral part of landscape ecological systems worldwide which provide functional, recreational and aesthetic benefits to society and the environment. In arid and semiarid regions (e.g., Mediterranean region), turf grass is usually grown under harsh and unfavorable growing conditions with low rainfall and high rates of evapotranspiration as well as in soils with nu...

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