Los hongos formadores de micorrizas arbusculares son microorganismos del suelo .. El aislamiento y cuantificación de esporas por la técnica de Gerdeman y. AISLAMIENTO E IDENTIFICACIÓN MOLECULAR DE HONGOS MICORRÍZICOS DE TRES ESPECIES DE ORQUÍDEAS EPÍFITAS (Cyrtochilum myanthum. Abstract. AGUILAR-ULLOA, Wendy; ARCE-ACUNA, Priscilla; GALIANO- MURILLO, Fiorella and TORRES-CRUZ, Terry J.. Spore isolation and evaluation of.

Author: Jukus Kigasida
Country: Bulgaria
Language: English (Spanish)
Genre: Science
Published (Last): 19 January 2004
Pages: 24
PDF File Size: 4.22 Mb
ePub File Size: 13.31 Mb
ISBN: 928-4-54977-987-4
Downloads: 4426
Price: Free* [*Free Regsitration Required]
Uploader: Mern

Meanwhile, our statistical analysis also detected fungi preferentially associated with Chamaecyparis e.

PAH concentrations in soil was lowered through the inoculation of two different strains micorrizaas the species G. Biodegradation of polycyclic aromatic hydrocarbons by arbuscular mycorrhizal leek plants. Plant species recorded in the habitat of coastal sand dunes had the highest percentage of Interaction of arbuscular mycorrhizal fungus Glomus intraradices Research described in this thesis focused on biological, ecological and evolutionary aspects of Arbuscular Mycorrhizal Fungi AMFand in particular of the family Gigasporaceae Gigaspora and Scutellospora, genera.

The same situation also applies to other important nutrients and water. Seven species were clearly early successional and five species were clearly late successional. On the other hand, mycorrhizal relationships can be the key to decrease the amount of fertilizers especially phosphates.

There was a problem providing the content you requested

Knowledge of diversity and dynamics of arbuscular mycorrhizal fungi AMF in areas impacted by anthropic activities is important for managing these areas. We investigated the putative interactions between ripening processes, mycorrhizal establishment and systemic effects using biochemical and gene expression tools. Arbuscular mycorrhizal AM fungi are known for colonizing plant roots, transporting water and nutrients from the soil to the plant.


When plants of different taxa establish symbioses with the same AMF species, anastomoses between ERM spreading from single root systems establish a common mycelium, which is an essential element to plant nutrition and communication. Nonetheless, recent studies based on high-throughput DNA sequencing technologies have suggested that diverse non-mycorrhizal fungi e. Communities, populations and individuals of arbuscular mycorrhizal fungi.

Colombia, have different dependence degrees to the 20 and 30 P ppm and were absolutely dependent to VAM.

However, the reduced amount of phenanthrene in soil was greater than that of anthracene. Correlation of arbuscular mycorrhizal colonization with plant growth, nodulation, and shoot npk in legumes. Full Text Available Arbuscular mycorrhizal fungi AMF are ubiquitous organism that forms association with the root of most terrestrial plants.

Muell plantations in the north littoral of Bahia, Brazil. Because vinasse has a high concentration of K and. We tested the hypothesis that colonization by an AM fungus affects microbial species richness and microbial community composition of host plant tissues.

Strigolactones stimulate arbuscular mycorrhizal fungi by activating mitochondria. Applied and Environmental Microbiology58 9: It is found that ailsamiento pf plants with arbuscular mycorrhizal fungus resulted in significant decrease of radiocesium concentration in their aboveground parts, while it did not have considerable impact on the radionuclide uptake by plant root system.

Enrichment of arbuscular mycorrhizal fungi in a contaminated soil after rehabilitation.

Survival mycorrhizal populations colonize regenerative forests. The beneficial effects of arbuscular mycorrhizal AM fungi on plant performance and soil health are essential for the sustainable management of agricultural ecosystems.

Aisoamiento management of populations of vesicular-arbuscular micorrhizal fungi in acid-infertile soils of a savanna ecosystem. Arbuscular mycorrhizal fungi was markedly favored by rehabilitation, and a total of 15 arbuscular mycorrhizal fungi morphotypes were detected in the studied area. Furthermore, in contrast to wild type, mycorrhization did not lead to a higher phosphate concentration in berries of both mutants.


Re different root classes were present in A. This review critically examines the concepts of species, communities, populations and individuals of arbuscular mycorrhizal fungi Green ripe Grdeficient in fruit ethylene perception and high-pigment-1 hp-1displaying enhanced light signal perception throughout the plant.

The distribution of vesicular- arbuscular mycorrhizal fungi in India. In recent years, there have been many attempts to cultivate in vitro.

las micorrizas arbusculares: Topics by

A low frequency of perfect fusions has been detected among co-specific genetically different isolates, although fungal nuclei have been consistently detected in all perfect fusions, suggesting active nuclear migration. The taxonomy is based on morphological characters We show that phosphorus and nitrogen are the major nutritional determinants of the interaction.

The rise and fall of arbuscular mycorrhizal fungal diversity during ecosystem retrogression. Inoculation with the indigenous isolate resulted in increased transfer of As from roots to shoots; AMF from non-polluted area apparently restricted plants from absorbing As to the tissue; and plants inoculated with an AMF isolate from Zn—Pb waste showed strong As retainment within the roots.

Mycorrhizal response of Clusia pusilla growing in two different soils in the field.