Comparación de diferentes extractantes para azufre en suelos de Costa Rica

Solutions of calcium phosphate, potassium phosphate, calcium phosphate-acetic acid, calcium phosphate-calcium chloride, ammonium acetate, and sodium bicarbonate-acetic acid, and calcium chloride were tested as extractants for sulfur from 30 Costa Rican soils. Calcium chloride, ammonium acetate and s...

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Main Authors: Pérez, A., Oelsligle, D.D.
Format: Artículo
Language:Español
Published: Instituto Interamericano de Cooperación para la Agricultura (IICA) 2025
Subjects:
Online Access:https://repositorio.catie.ac.cr/handle/11554/12844
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author Pérez, A.
Oelsligle, D.D.
author_browse Oelsligle, D.D.
Pérez, A.
author_facet Pérez, A.
Oelsligle, D.D.
author_sort Pérez, A.
collection Repositorio CATIE
description Solutions of calcium phosphate, potassium phosphate, calcium phosphate-acetic acid, calcium phosphate-calcium chloride, ammonium acetate, and sodium bicarbonate-acetic acid, and calcium chloride were tested as extractants for sulfur from 30 Costa Rican soils. Calcium chloride, ammonium acetate and sodium bicarbonate-acetic acid were discarded because of either removing small amounts of sulfur or problems in analizing the filtrate by turbidimetry. Of the four remaining extractants, the sulfur extracted by calcium phosphate and by potassium phosphate was best related to sulfur responses by sorghum in the greenhouse. Estimated critical levels for the four methods were six ppm for calcium phosphate-acetic acid, eight ppm for calcium phosphate, six ppm for potassium phosphate and three ppm for calcium phosphate-calcium chloride.
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institution Centro Agronómico Tropical de Investigación y Enseñanza
language Español
publishDate 2025
publishDateRange 2025
publishDateSort 2025
publisher Instituto Interamericano de Cooperación para la Agricultura (IICA)
publisherStr Instituto Interamericano de Cooperación para la Agricultura (IICA)
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spelling RepoCATIE128442025-05-23T00:09:28Z Comparación de diferentes extractantes para azufre en suelos de Costa Rica Pérez, A. Oelsligle, D.D. Suelo||soil||solo||sol Azufre||sulfur||Enxofre||soufre Elemento químico||elements||elemento químico||élément chimique Extracción||extraction||extracção||extraction Análisis del suelo||soil analysis||análise do solo||analyse de sol Técnica analítica||analytical methods||técnica analítica||technique analytique Fosfato de calcio||calcium phosphates||fosfato de cálcio||phosphate de calcium Cloruro calcico||calcium chloride||cloreto de cálcio||chlorure de calcium Sede Central Solutions of calcium phosphate, potassium phosphate, calcium phosphate-acetic acid, calcium phosphate-calcium chloride, ammonium acetate, and sodium bicarbonate-acetic acid, and calcium chloride were tested as extractants for sulfur from 30 Costa Rican soils. Calcium chloride, ammonium acetate and sodium bicarbonate-acetic acid were discarded because of either removing small amounts of sulfur or problems in analizing the filtrate by turbidimetry. Of the four remaining extractants, the sulfur extracted by calcium phosphate and by potassium phosphate was best related to sulfur responses by sorghum in the greenhouse. Estimated critical levels for the four methods were six ppm for calcium phosphate-acetic acid, eight ppm for calcium phosphate, six ppm for potassium phosphate and three ppm for calcium phosphate-calcium chloride. 2025-05-20T14:41:40Z 2025-05-20T14:41:40Z 1975-07 Artículo https://repositorio.catie.ac.cr/handle/11554/12844 openAccess es Turrialba; Vol.25, no. 3 7 páginas application/pdf Instituto Interamericano de Cooperación para la Agricultura (IICA)
spellingShingle Suelo||soil||solo||sol
Azufre||sulfur||Enxofre||soufre
Elemento químico||elements||elemento químico||élément chimique
Extracción||extraction||extracção||extraction
Análisis del suelo||soil analysis||análise do solo||analyse de sol
Técnica analítica||analytical methods||técnica analítica||technique analytique
Fosfato de calcio||calcium phosphates||fosfato de cálcio||phosphate de calcium
Cloruro calcico||calcium chloride||cloreto de cálcio||chlorure de calcium
Sede Central
Pérez, A.
Oelsligle, D.D.
Comparación de diferentes extractantes para azufre en suelos de Costa Rica
title Comparación de diferentes extractantes para azufre en suelos de Costa Rica
title_full Comparación de diferentes extractantes para azufre en suelos de Costa Rica
title_fullStr Comparación de diferentes extractantes para azufre en suelos de Costa Rica
title_full_unstemmed Comparación de diferentes extractantes para azufre en suelos de Costa Rica
title_short Comparación de diferentes extractantes para azufre en suelos de Costa Rica
title_sort comparacion de diferentes extractantes para azufre en suelos de costa rica
topic Suelo||soil||solo||sol
Azufre||sulfur||Enxofre||soufre
Elemento químico||elements||elemento químico||élément chimique
Extracción||extraction||extracção||extraction
Análisis del suelo||soil analysis||análise do solo||analyse de sol
Técnica analítica||analytical methods||técnica analítica||technique analytique
Fosfato de calcio||calcium phosphates||fosfato de cálcio||phosphate de calcium
Cloruro calcico||calcium chloride||cloreto de cálcio||chlorure de calcium
Sede Central
url https://repositorio.catie.ac.cr/handle/11554/12844
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