Application method influences the oxidation rate of biologically and chemically produced elemental sulfur fertilizers

Author(s):  
Doline Fontaine ◽  
Jørgen Eriksen ◽  
Peter Sørensen ◽  
Michael J. McLaughlin ◽  
Fien Degryse
1993 ◽  
Vol 35 (1-2) ◽  
pp. 127-149 ◽  
Author(s):  
C. C. Boswell ◽  
D. K. Friesen

2018 ◽  
Vol 78 (9) ◽  
pp. 1916-1924 ◽  
Author(s):  
Lucie Pokorna-Krayzelova ◽  
Dana Vejmelková ◽  
Lara Selan ◽  
Pavel Jenicek ◽  
Eveline I. P. Volcke ◽  
...  

Abstract Hydrogen sulfide is a toxic and usually undesirable by-product of the anaerobic treatment of sulfate-containing wastewater. It can be removed through microaeration, a simple and cost-effective method involving the application of oxygen-limiting conditions (i.e., dissolved oxygen below 0.1 mg L−1). However, the exact transformation pathways of sulfide under microaerobic conditions are still unclear. In this paper, batch experiments were performed to study biochemical and chemical sulfide oxidation under microaerobic conditions. The biochemical experiments were conducted using a strain of Sulfuricurvum kujiense. Under microaerobic conditions, the biochemical sulfide oxidation rate (in mg S L−1 d−1) was approximately 2.5 times faster than the chemical sulfide oxidation rate. Elemental sulfur was the major end-product of both biochemical and chemical sulfide oxidation. During biochemical sulfide oxidation elemental sulfur was in the form of white flakes, while during chemical sulfide oxidation elemental sulfur created a white suspension. Moreover, a mathematical model describing biochemical and chemical sulfide oxidation was developed and calibrated by the experimental results.


Soil Research ◽  
1993 ◽  
Vol 31 (3) ◽  
pp. 391
Author(s):  
JH Watkinson

Oxidation Rate of Elemental Sulfur Particles With a Wide-Range of Sizes (Vol 31, Pg 68, 1993)


Soil Research ◽  
1993 ◽  
Vol 31 (1) ◽  
pp. 67
Author(s):  
JH Watkinson

An equation is proposed that describes the oxidation rate of elemental sulfur particles with a wide range of sizes, such as would be found in fertilizers. The only information needed is the mean oxidation rate constant over the period of interest and, from a sieve analysis, the proportions of the total mass in each sieve fraction (ratio of upper to lower size < to 2).


1990 ◽  
Vol 70 (3) ◽  
pp. 499-502 ◽  
Author(s):  
H. H. JANZEN

Controlled environment studies were conducted to characterize the effects of cropping treatment and degree of particle dispersion on S oxidation rate. In two soils (a Chernozem and a Luvisol), S oxidation rates were not greatly affected by cropping treatment (barley, beans, canola, or fallow). In a second experiment, S oxidation was shown to approach maximum rates at a dispersion level of 1000 g soil g−1 S. Key words: Sulfur, placement, rhizosphere, fertilizer, elementals


1982 ◽  
Vol 62 (1) ◽  
pp. 105-110 ◽  
Author(s):  
R. G. L. McCREADY ◽  
H. R. KROUSE

The oxidation rate of elemental S added to a Solonetzic soil was compared between an uninoculated soil and soils inoculated with two species of thiobacilli. Twelve weeks after S was added, 24% was oxidized to soluble S anions in the uninoculated soil, 34% in soil inoculated with Thiobacillus thiooxidans, and 84% in soil inoculated with Thiobacillus thioparus. The SO42− produced during S oxidation by thiobacilli was enriched in the lighter isotope by an average of 1‰ in comparison with the substrate S. Therefore, 34S-enriched S could be applied to Solonetzic soils and the migration of biologically produced H2SO4 into the soil profile may be followed by isotopic analysis of the soil sulfate.


Soil Research ◽  
1993 ◽  
Vol 31 (1) ◽  
pp. 67
Author(s):  
JH Watkinson

An equation is proposed that describes the oxidation rate of elemental sulfur particles with a wide range of sizes, such as would be found in fertilizers. The only information needed is the mean oxidation rate constant over the period of interest and, from a sieve analysis, the proportions of the total mass in each sieve fraction (ratio of upper to lower size < to 2).


Materials ◽  
2022 ◽  
Vol 15 (2) ◽  
pp. 612
Author(s):  
Aneta Lisowska ◽  
Barbara Filipek-Mazur ◽  
Józef Sołtys ◽  
Marcin Niemiec ◽  
Olga Gorczyca ◽  
...  

There is a potential for using sulfur waste in agriculture. The main objective of this study was to design a granular fertilizer based on waste elemental sulfur. Humic acids and halloysite were used to improve the properties and their influence on soil properties. This is the first report on the use of proposed materials for fertilizer production. The following granular fertilizers were prepared (the percentage share of component weight is given in brackets): fertilizer A (waste sulfur (95%) + halloysite (5%)), fertilizer B (waste sulfur (81%) + halloysite (5%) + humic acids (14%)), fertilizer C (waste sulfur (50%) + halloysite (50%)) and fertilizer D (waste sulfur (46%) + halloysite (46%) + humic acids (8%)). Basic properties of the obtained granulates were determined. Furthermore, the effect of the addition of the prepared fertilizers on soil pH, electrolytic conductivity, and sulfate content was examined in a 90-day incubation experiment. Enrichment with humic acids and the higher amount of halloysite increased the fertilizer properties (especially the share of larger granules and bulk density). In addition, it stabilized soil pH and increased the sulfur content (extracted with 0.01 mol·L−1 CaCl2 and Mehlich 3) in the soil.


2012 ◽  
Vol 36 (5) ◽  
pp. 1369-1379 ◽  
Author(s):  
Adriano Reis Lucheta ◽  
Marcio Rodrigues Lambais

Sulfur (S) deficiency in soils is becoming increasingly common in many areas of the world as a result of agronomic practices, high biomass exportation and reduced S emissions to the atmosphere. In this review, the incidence and commercial exploitation of S pools in nature are discussed, as well as the importance of S for plants and the organic and inorganic S forms in soil and their transformations, especially the process of microbiological oxidation of elemental sulfur (S0) as an alternative to the replenishment of S levels in the soil. The diversity of S0-oxidizing microorganisms in soils, in particular the genus Thiobacillus, and the biochemical mechanisms of S0 oxidation in bacteria were also addressed. Finally, the main methods to measure the S0 oxidation rate in soils and the variables that influence this process were revised.


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