29 Result(s)
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Article
Open AccessShort-term restoration practices change the bacterial community in degraded soil from the Brazilian semiarid
Land degradation by deforestation adversely impacts soil properties, and long-term restoration practices have been reported to potentially reverse these effects, particularly on soil microorganisms. However, t...
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Biochar and Trichoderma as an Eco-friendly and Low-Cost Alternative to Improve Soil Chemical and Biological Properties
This study aimed to investigate the effects of biochar and Trichoderma spp. on soil chemical and biological properties and to determine whether their combined application could be a sustainable alternative in soi...
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Article
Open AccessSoil fertility impact on recruitment and diversity of the soil microbiome in sub-humid tropical pastures in Northeastern Brazil
Soil fertility is key point to pastures systems and drives the microbial communities and their functionality. Therefore, an understanding of the interaction between soil fertility and microbial communities can...
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Soil microbial diversity plays an important role in resisting and restoring degraded ecosystems
Land degradation and climate change pose serious threats to global biodiversity and ecosystem functions and services. The key role of plant diversity in resisting the negative impacts of disturbances and resto...
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Article
Open AccessSoil and foliar Si fertilization alters elemental stoichiometry and increases yield of sugarcane cultivars
Silicon (Si) fertilization is widely recognized to improve the development of crops, especially in tropical soils and cultivation under dryland management. Herein, our working hypothesis was that Si stoichiome...
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Article
Domestication of Lima Bean (Phaseolus lunatus) Changes the Microbial Communities in the Rhizosphere
Plants modulate the soil microbiota and select a specific microbial community in the rhizosphere. However, plant domestication reduces genetic diversity, changes plant physiology, and could have an impact on t...
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Environmental DNA Sequencing to Monitor Restoration Practices on Soil Bacterial and Archaeal Communities in Soils Under Desertification in the Brazilian Semiarid
Soils from Brazilian semiarid regions are highly vulnerable to desertification due to their geology, climate, human actions, and intensive land use that contribute to desertification. Therefore, areas under d...
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Microbial enzymatic stoichiometry and the acquisition of C, N, and P in soils under different land-use types in Brazilian semiarid
The enzymatic stoichiometry varied between land-use in both soil depth.
The values of C- and N-ac...
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Article
Genomic population structure of Parkia platycephala Benth. (Leguminosae) from Northeastern Brazil
Parkia platycephala Benth. is a native species with high nutritional and ecological potential that is used in forest recovery and restoration. However, studies on the diversity and population genetic structure of...
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Article
Tolerance and reduction of chromium by bacterial strains
Bacteria have potential to tolerate and reduce metals. This study evaluated the potential of selected bacterial strains in tolerating and reducing chromium (Cr). Six bacterial strains (Rhizobium miluonense LCC01,...
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Article
Applications of Cr-rich composted tannery sludge in the soil decrease microbial biomass and select specific bacterial groups
The tannery industries generate a solid waste known as tannery sludge, which is composed of organic and inorganic compounds, mainly chromium (Cr). When Cr is not removed from the tannery sludge, this solid was...
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Article
Enzymatic Stoichiometry in Soils from Physiognomies of Brazilian Cerrado
The enzymatic stoichiometry allows assessing microbial C, N, and P acquisition, being used to indicate a nutrient limitation in soils. This study evaluated the enzymatic stoichiometry in soils from different p...
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Open AccessGenetically related genotypes of cowpea present similar bacterial community in the rhizosphere
Plant breeding reduces the genetic diversity of plants and could influence the composition, structure, and diversity of the rhizosphere microbiome, selecting more homogeneous and specialized microbes. In this ...
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Article
Dynamics of bacterial and archaeal communities along the composting of tannery sludge
The process of composting has been proposed as a biological alternative to improve the quality of tannery sludge (TS) by the action of microbial communities. However, there is limited knowledge about the dynam...
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Article
Plant growth-promoting bacteria improve growth and nitrogen metabolism in maize and sorghum
Plant growth-promoting bacteria (PGPB) present potential to be used in agriculture supporting plant growth and improving physiological responses even in N-fertilized soils. Thus, this study aimed to evaluate P...
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Open AccessDistinct bacterial community structure and composition along different cowpea producing ecoregions in Northeastern Brazil
Soil microbial communities represent the largest biodiversity on Earth, holding an important role in promoting plant growth and productivity. However, the knowledge about how soil factors modulate the bacteria...
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Article
Long-term effect of composted tannery sludge on soil chemical and biological parameters
Composting has been recommended as a suitable alternative for recycling wastes and could improve tannery sludge (TS) before its use. However, the long-term application of composted tannery sludge (CTS) may bri...
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Article
Phytotoxicity and cytogenotoxicity of composted tannery sludge
Tannery sludge (TS) contains high levels of organic matter and chemical elements, mainly chromium (Cr). This can increase its toxicity, rendering it unsuitable for application to soil. However, composting has ...
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Article
Bacillus subtilis can modulate the growth and root architecture in soybean through volatile organic compounds
Bacillus subtilis colonizes rhizosphere of plants and releases some volatile organic compounds (VOCs) that can modulate the growth and root architecture in several plants. However, the influence of VOCs on growth...
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Article
Open AccessResponses of soil microbial biomass and enzyme activity to herbicides imazethapyr and flumioxazin
The use of herbicides is important for controlling weeds in crops. However, they can present impacts on soil properties, such as biological properties. In this study, we evaluated the responses of soil microbi...
