نتایج جستجو برای: soil borne fungi
تعداد نتایج: 249447 فیلتر نتایج به سال:
INTRODUCTION Keratinophilic fungi are an important group of fungi that live in soil. The aim of this study was to isolate and identify keratinophilic fungi from the soil of different parks in Shiraz. MATERIALS AND METHODS A total of 196 soil samples from 43 parks were collected. Isolation of the fungi was performed by hair bait technique. The isolated colonies were identified by morphologic f...
Arbuscular mycorrhizal (AM) fungi are ubiquitous symbionts of higher plants in terrestrial ecosystems, while the occurrence of the AM symbiosis is influenced by a complex set of abiotic and biotic factors. To reveal the regional distribution pattern of AM fungi as driven by multiple environmental factors, and to understand the ecological importance of AM fungi in natural ecosystems, we conducte...
Toljander, J.F. 2006. Interactions between Soil Bacteria and Arbuscular Mycorrhizal Fungi. Doctoral dissertation. ISSN 1652-6880, ISBN 91-576-7088-9 The extraradical mycelium (ERM) of mycorrhizal fungi constitutes an important pathway for the translocation of energy-rich photoassimilates from plant to soil. Because of the large surface of the mycelium, and its provision of carbon, the ERM poten...
The major role assigned to soil microorganisms is that of decomposition of the litter that collects on or under the soil surface. Additional roles are: synthesis of growth factors such as vitamins and auxins, fixing of atmospheric nitrogen (restricted to bacteria and blue-green algae), production of soil-aggregating substances, and several others. The relative importance of fungi and bacteria (...
Abstract. Crop rotation and biofertilizer application have historically been employed as efficient management strategies for soil-borne disease suppression through soil microbiome manipulation. However, how this occurs to what extent the combination of methods affects microbiota reconstruction diseased is unknown. In study, pineapple–banana combined with was used suppress banana Fusarium wilt d...
Fungal acquisition of resources is difficult to assess in the field. To determine whether fungi received carbon from recent plant photosynthate, litter or soil-derived organic (C:N bonded) nitrogen, we examined differences in δ13C among bulk tissue, structural carbon, and protein extracts of sporocarps of three fungal types: saprotrophic fungi, fungi with hydrophobic ectomycorrhizae, or fungi w...
Sustained monoculture often leads to a decline in soil quality, in particular to the build-up of pathogen populations, a problem that is conventionally addressed by the use of either fungicide and/or soil fumigation. This practice is no longer considered to be either environmentally sustainable or safe. While the application of organic fertilizer is seen as a means of combating declining soil f...
An investigation was carried out for fifteen plant species, cultivated widely as vegetable crops in Bangladesh, belonged to six different families to measure their affinity in harbouring symbiotic association with mycorrhizal fungi. Fourteen out of the fifteen species were having developed VA-mycorrhizal colonization in their root tissues with a range of 7% to 98%. All the soil samples tested w...
High value crop producers in California rely heavily on soil fumigation to control a wide array of soil borne pests including nematodes, pathogens and weeds. Fumigants with broad biocidal activity can affect soil microbial communities that contribute to nutrient cycling and plant nutrient uptake which can impact soil health. It is often thought that soil microbial communities make a relatively ...
Soil salinity is a pending threat to global agricultural sustainability and food security. The natural means of alleviating this stress have become the major concern as which methods, mechanisms, organisms be used. Soil-borne fungi Trichoderma has proven alleviate in plants. This review aimed shed light on roles mechanisms some species response salt other merits plant growth development. Detail...
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