Results 261 to 270 of about 2,722,430 (321)
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Phosphate microbial mineralization removes nickel ions from electroplating wastewater.

Journal of Environmental Management, 2019
Nickel ions in electroplating wastewater can be removed by the bio-mineralization method. Bacillus subtilis can produce alkaline phosphatase, which hydrolyzes organophosphate monoesters and produces phosphate ions. Fourier-transform infrared spectroscopy
Xiao-Niu Yu, Jian-Guo Jiang
semanticscholar   +1 more source

Microbially Induced Mineral Beneficiation

Mineral Processing and Extractive Metallurgy Review, 2009
The divergent role of microbes in the field of mineral processing starting from mining and beneficiation to efficient waste disposal has been well recognized now. The roles of various microorganisms and bioreagents in the beneficiation of minerals are illustrated in this paper.
Chandraprabha, MN, Natarajan, KA
openaire   +1 more source

A constant microbial C/N ratio mediates the microbial nitrogen mineralization induced by root exudation among four co-existing canopy species

, 2021
Root exudates induce microbial nitrogen (N) mineralization and hence increase soil N availability to plants. To elucidate why the flux rates of root exudates explain microbial N mineralization quantitatively in woody plants, we assessed how the flux ...
Lijuan Sun   +4 more
semanticscholar   +1 more source

Crystallization of calcium carbonate mineral with hierarchical structures regulated by silk fibroin in microbial mineralization system

Journal of Crystal Growth, 2018
In this work, we provide a novel idea to introduce silk fibroin (SF) into the microbial mineralization system and study the mechanism of mineralization of calcium carbonate by changing the mineralizing time and SF concentration.
Tao Chen   +7 more
semanticscholar   +1 more source

Elevated temperature shifts soil N cycling from microbial immobilization to enhanced mineralization, nitrification and denitrification across global terrestrial ecosystems

Global Change Biology, 2020
We assessed the response of soil microbial nitrogen (N) cycling and associated functional genes to elevated temperature at the global scale. A meta‐analysis of 1,270 observations from 134 publications indicated that elevated temperature decreased soil ...
Z. Dai   +10 more
semanticscholar   +1 more source

Influence of minerals in rumen microbial digestion

1980
The importance of minerals in the life of micro-organisms was recently emphasized in an excellent book concerning the fundamental aspects of the interactions between mineral elements and micro-organisms71. The catalytic, structural and stabilizing functions of mineral elements in microbial cells, the capacity of certain elements to induce or suppress ...
Durand, M., Kawashima, R.
openaire   +2 more sources

Spatial differences in soil microbial diversity caused by pH‐driven organic phosphorus mineralization

Land Degradation and Development, 2020
Microbial diversity response to abiotic and biotic factors provides a sensitive indicator for estimating the potential stability and degradation of soils in agro‐ecosystems.
Wen-Jie Wan   +7 more
semanticscholar   +1 more source

Mineralization and Microbial Immobilization of N and P in Arctic Soils in Relation to Season, Temperature and Nutrient Amendment

open access: yesApplied Soil Ecology, 1999
In situ summer, winter and annual net N and P mineralization and microbial immobilization of mineralized nutrients were measured in a low-altitude subarctic/alpine dwarf shrub heath and in a high-altitude fellfield.
Anders Michelsen   +2 more
exaly   +1 more source

Diseased Minerals: Microbial Degradation of Copper Mineral Specimens

Microscopy and Microanalysis, 2008
Extended abstract of a paper presented at Microscopy and Microanalysis 2008 in Albuquerque, New Mexico, USA, August 3 – August 7 ...
MN Spilde   +4 more
openaire   +1 more source

Microbial Recycling of Mineral Waste Products

Acta Biotechnologica, 1987
AbstractThe applicability of biotechnological methods to metal recovery from non‐sulfide industrial waste products (slag, galvanic sludge, filter‐press residue, filter dust, and fly ash) was investigated. From some products, copper, chromium, zinc or vanadium were completely extracted by sulfuric acid produced by Thiobacillus thiooxidans.
openaire   +1 more source

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