{"term":{"id":"15010","title":"salt tolerance index","longtitle":"IUPAC Gold Book - salt tolerance index","doi":"10.1351\/goldbook.15010","code":"15010","status":"current","initialism":"<em>initialism<\/em>: STI","definitions":[{"id":1,"text":"Quotient calculated as total plant (shoot + root) dry mass at different salt concentrations compared to the total plant dry mass obtained for the controls, as indicated below: \\[S_{\\rm{T}} = m_{\\rm{d}}({\\rm{x}})\/m_{\\rm{d}}({\\rm{i}})\\] where \\(m_{\\rm{d}}\\) is the total dry mass, and \\(x\\), \\(i\\) refer to a control treatment and a defined salt treatment, respectively.","sources":["PAC, 2009, 81, 829. 'Glossary of terms used in ecotoxicology (IUPAC Recommendations 2009)' on page 942 (https:\/\/doi.org\/10.1351\/PAC-REC-08-07-09)"]}],"altoutputs":{"html":"https:\/\/goldbook.iupac.org\/terms\/view\/15010\/html","xml":"https:\/\/goldbook.iupac.org\/terms\/view\/15010\/xml","plain":"https:\/\/goldbook.iupac.org\/terms\/view\/15010\/plain"},"citation":"Citation: 'salt tolerance index' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351\/goldbook.15010","license":"The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https:\/\/creativecommons.org\/licenses\/by-sa\/4.0\/) for individual terms.","collection":"If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org .","disclaimer":"The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.","accessed":"2026-04-21T02:15:27+00:00"}}