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Published in 2017 at "Geosciences Journal"
DOI: 10.1007/s12303-017-0013-9
Abstract: Naturally occurring phosphate rock is the only essential source for the production of fertilizers. Heavy metals and phosphate concentrations are quite higher in phosphate rock formed by sedimentary processes. This detail study was conducted to…
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Keywords:
heavy metals;
concentration;
assessment heavy;
phosphate ... See more keywords
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Published in 2019 at "Silicon"
DOI: 10.1007/s12633-019-00311-5
Abstract: In this study, K2CO3 and NiSO4 were used for doping the carbothermal reduction system of phosphate rock, and the effect of a K-Ni composite catalyst on the carbothermal reduction of phosphate rock was studied. The…
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Keywords:
carbothermal reduction;
phosphate rock;
k2co3 niso4;
phosphate ... See more keywords
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Published in 2021 at "Heliyon"
DOI: 10.1016/j.heliyon.2021.e08332
Abstract: A major constraint to crop production in Sub-Saharan Africa is nutrient deficiency, especially phosphorus (P) deficiency. Phosphorus plays a crucial role in photosynthesis but is usually deficient in acidic soils since it is converted to…
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Keywords:
acidic humic;
minjingu phosphate;
phosphate rock;
rock ... See more keywords
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Published in 2021 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2021.126821
Abstract: ABSTRACT Composting of by-products from the sugarcane (Saccharum officinarum) industry can help achieve sustainable biofuel production by replacing mineral fertilizers and adequate residual disposal. The hypothesis was that the compost of filter cake and ash…
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Keywords:
phosphate;
sugarcane;
compost;
phosphate solubilizing ... See more keywords
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Published in 2017 at "Journal of environmental radioactivity"
DOI: 10.1016/j.jenvrad.2017.10.004
Abstract: The dependency of radon emanation on soil texture was investigated using the closed chamber method. Ground phosphate rock with a large specific surface area was analyzed, and the presence of inner pores, as well as…
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Keywords:
phosphate rock;
emanation;
surface area;
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Published in 2020 at "Journal of environmental radioactivity"
DOI: 10.1016/j.jenvrad.2020.106214
Abstract: Phosphate rock is mined on a large scale as a source material for fertilizers and other phosphorous containing products, such as phosphoric acid and gypsum. The potential problem of high concentrations of naturally occurring radionuclides…
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Keywords:
phosphate industry;
south africa;
rock;
phosphate rock ... See more keywords
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Published in 2020 at "Poultry Science"
DOI: 10.1016/j.psj.2020.03.033
Abstract: Body phosphorus homeostasis network allows laying hens to adapt to wide range of changes in dietary phosphorus levels. Phytase hydrolyzes phytate rendering phosphorus and reduces the laying hens' requirements for inorganic phosphate rock. Here, we…
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Keywords:
inorganic phosphate;
phosphate rock;
laying hens;
phosphorus ... See more keywords
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Published in 2020 at "Chinese Physics B"
DOI: 10.1088/1674-1056/abccb6
Abstract: The decomposition reaction of phosphate rock under the action of microwave plasma was investigated. Phosphate rock and its decomposition products were characterized by x-ray diffraction (XRD), energy disperse spectroscopy (EDS), and chemical analysis. The measurements…
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Keywords:
action;
phosphate rock;
decomposition;
microwave plasma ... See more keywords
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Published in 2022 at "Letters in Applied Microbiology"
DOI: 10.1111/lam.13745
Abstract: Phosphate rock containing rare‐earth elements (REEs) is considered one of the most promising potential secondary sources of REEs, as evidenced by large tonnages of phosphate rock mined annually. The bioleaching of REEs from phosphate rock…
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Keywords:
rock;
phosphate rock;
using acidithiobacillus;
earth elements ... See more keywords
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Published in 2019 at "Journal of environmental quality"
DOI: 10.2134/jeq2018.09.0322
Abstract: As high-grade phosphate reserves begin to diminish worldwide, low-grade phosphate rock such as that containing dolomite [CaMg(CO)] needs to be explored as a potential fertilizer. Activation of dolomite phosphate rock with humic acid substantially increased…
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Keywords:
phosphate;
activation;
heavy metals;
dolomite phosphate ... See more keywords
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Published in 2022 at "International Journal of Environmental Research and Public Health"
DOI: 10.3390/ijerph19116431
Abstract: Sandy soils in tropical areas are more vulnerable to potential toxic elements as a result of their low nutrition. The composite addition of biochar and phosphate material is considered a promising method of immobilizing toxic…
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Keywords:
biochar;
activated phosphate;
soil;
phosphate rock ... See more keywords