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contributor authorمرجان قائمیen
contributor authorعلیرضا آستارائیen
contributor authorمهدی نصیری محلاتیen
contributor authorحجت امامیen
contributor authorسیدحسین ثنائی نژادen
contributor authorMarjan Ghaemifa
contributor authorAli Reza Astaraeifa
contributor authorMehdi Nassiri Mahallatifa
contributor authorHojat Emamifa
contributor authorSeyed Hossein Sanaei Nejadfa
date accessioned2020-06-06T13:19:31Z
date available2020-06-06T13:19:31Z
date issued2014
identifier urihttps://libsearch.um.ac.ir:443/fum/handle/fum/3350236?show=full
description abstractQuantifying soil quality is important for assessing soil management practices effects on spatial and temporal variability of soil quality at the field scale. We studied the possibility of defining a simple and practical fuzzy soil quality index based on biological, chemical and physical indicators for assessing quality variations of soil irrigated with well water and treated urban Waste water during two experimental years. In this study 6 properties considered as minimum data set were selected out of 18 soil properties as total data set using the principal component analysis. Treated urban wastewater use had greater impact on biological and chemical quality. The results showed that the studied minimum data set could be a suitable representative of total data set. Significant correlation between the fuzzy soil quality index and crop yield (R2= 0.72) indicated the index had high biological significance for studied area. Fuzzy soil quality index approach (R2= 0.99) could be effectively utilized as a tool leading to better understanding soil quality changes. This is a first trial of creation of a universal index of soil quality undertaken.en
languageEnglish
titleSpatio-temporal soil quality assessment under crop rotation irrigated with treated urban waste water using fuzzy modelingen
typeJournal Paper
contenttypeExternal Fulltext
subject keywordsfuzzy membership functionsen
subject keywordsprincipal component analysisen
subject keywordssoil qualityen
subject keywordstreated urban waste wateren
journal titleInternational Agrophysicsen
journal titleInternational Agrophysicsfa
pages291-302
journal volume28
journal issue3
identifier linkhttps://profdoc.um.ac.ir/paper-abstract-1042392.html
identifier articleid1042392


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