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Core Ideas: A simplified balance was used to calculate apparent S mineralization in wheat. Apparent S mineralization predicted relative wheat grain yield. Sulfate‐S before sowing combined with particulate organic C diagnosed S status. Sulfur mineralization in soil should be considered in diagnostic methods based on soil analysis. Consideration of S mineralization could aid the development of S diagnostic methods in wheat (Triticum aestivum L.) but this
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dc.contributor.author | Carciochi, Walter D. | |
dc.contributor.author | Mateos, Julian | |
dc.contributor.author | Divito, Guillermo | |
dc.contributor.author | Mateos Inchauspe, Facundo | |
dc.contributor.author | Sainz Rozas, Hernan Rene | |
dc.date.accessioned | 2021-01-06T10:38:55Z | |
dc.date.available | 2021-01-06T10:38:55Z | |
dc.date.issued | 2019-09 | |
dc.identifier.issn | 1435-0661 | |
dc.identifier.other | https://doi.org/10.2136/sssaj2019.04.0114 | |
dc.identifier.uri | http://hdl.handle.net/20.500.12123/8555 | |
dc.identifier.uri | https://acsess.onlinelibrary.wiley.com/doi/abs/10.2136/sssaj2019.04.0114 | |
dc.description.abstract | Core Ideas: A simplified balance was used to calculate apparent S mineralization in wheat. Apparent S mineralization predicted relative wheat grain yield. Sulfate‐S before sowing combined with particulate organic C diagnosed S status. Sulfur mineralization in soil should be considered in diagnostic methods based on soil analysis. Consideration of S mineralization could aid the development of S diagnostic methods in wheat (Triticum aestivum L.) but this process has not been investigated under field conditions. The objectives of this study were to evaluate: (i) the use of a simplified S balance to quantify apparent S mineralization (Smin‐app) during the wheat growing cycle, (ii) the relationship between Smin‐app and S mineralization indicators [N mineralized in anaerobic incubation (Nan) and total and particulate organic C (TOC and POC)], and (iii) the reliability of the proposed S mineralization indicators (Nan, TOC, and POC) for diagnosing S availability alone or combined with SO42−–S content at sowing (Sini). Fourteen field experiments were conducted to evaluate grain yield in response to S fertilization. Soil samples were taken before sowing and Sini, Nan, TOC, and POC were determined. Additionally, Smin‐app was calculated in 7 out of 14 experiments through a simplified S balance. The main outcomes were: (i) Smin‐app allowed us to compare S mineralization capacity among soils and was closely related to relative wheat grain yield (R2 = 0.92), (ii) Smin‐app was related to Sini, Nan, TOC, and POC, (iii) POC was the S mineralization indicator that had the best performance for diagnosing S deficiency and its use in combination with Sini allowed for satisfactory diagnosis of S status in wheat via the equation: relative grain yield = 81.5 + (0.19 × Sini) + (1.56 × POC) (Ra2 = 0.66). Sulfur mineralization proved to be an important process for wheat S nutrition. | eng |
dc.format | application/pdf | es_AR |
dc.language.iso | eng | es_AR |
dc.publisher | Soil Science Society of America | es_AR |
dc.relation | info:eu-repograntAgreement/INTA/PNSUELO-1134021/AR./Procesos de degradación, tecnologia de conservación de suelos y fertilidad de suelos. | |
dc.rights | info:eu-repo/semantics/restrictedAccess | es_AR |
dc.source | Soil Science Society of America Journal 83 (5) : 1553-1563 (September‐October 2019) | es_AR |
dc.subject | Trigo | es_AR |
dc.subject | Wheat | eng |
dc.subject | Mineralización | es_AR |
dc.subject | Mineralization | eng |
dc.subject | Azufre | es_AR |
dc.subject | Sylphur | eng |
dc.subject | Análisis del Suelo | es_AR |
dc.subject | Soil Analysis | eng |
dc.subject | Deficiencia de Minerales | es_AR |
dc.subject | Mineral Deficiencies | eng |
dc.title | Sulfur Mineralization: A Key Process for Diagnosing Its Deficiency in Wheat | es_AR |
dc.type | info:ar-repo/semantics/artículo | es_AR |
dc.type | info:eu-repo/semantics/article | es_AR |
dc.type | info:eu-repo/semantics/publishedVersion | es_AR |
dc.description.origen | EEA Balcarce | es_AR |
dc.description.fil | Fil: Carciochi, Walter D. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. | es_AR |
dc.description.fil | Fil: Mateos, Julián. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. | es_AR |
dc.description.fil | Fil: Divito, Guillermo A. Asociación Argentina de Productores en Siembra Directa; Argentina | es_AR |
dc.description.fil | Fil: Mateos Inchauspe, Facundo. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. | es_AR |
dc.description.fil | Fil: Sainz Rozas, Hernán Rene. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. | es_AR |
dc.subtype | cientifico |
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