Soil yeast abundance and diversity assessment in a hot climatic region, semi-arid ecosystem

ABSTRACT Background and Objectives: Yeasts are an important portion of microbial communities of soil due to their bioactivity  for ecosystem safety. Soil yeast abundance and diversity are likely to be affected under harsh environmental and climatic conditions. In Iraq, human activity and climatic...

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Main Authors: Mohammed Khalid Al-atrash, Zwida K. Khadur, Anwar A. Khadim
Format: Article
Language:English
Published: Tehran University of Medical Sciences 2021-06-01
Series:Iranian Journal of Microbiology
Subjects:
Online Access:https://ijm.tums.ac.ir/index.php/ijm/article/view/2833
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author Mohammed Khalid Al-atrash
Zwida K. Khadur
Anwar A. Khadim
author_facet Mohammed Khalid Al-atrash
Zwida K. Khadur
Anwar A. Khadim
author_sort Mohammed Khalid Al-atrash
collection DOAJ
description ABSTRACT Background and Objectives: Yeasts are an important portion of microbial communities of soil due to their bioactivity  for ecosystem safety. Soil yeast abundance and diversity are likely to be affected under harsh environmental and climatic conditions. In Iraq, human activity and climatic changes especially high temperature which may alter microbial communities in soil. Very little is known about yeast abundance and diversity in a hot climatic region. Materials and Methods: By PCR technique, soil yeast abundance and diversity were investigated under extreme environmental and climatic conditions , as well as the effects of soil properties and vegetation cover in semi-arid lands. Results: In all, 126 yeast strains were isolated and identified as belonging to 13 genera and 26 known species. The maximum quantity of yeast was 0.8 X 102 CFU g-1 of soil, with significantly varied in abundance and diversity depending on soil properties and presence of vegetation. Conclusion: The results show that soil yeast abundance in these regions was significantly decreased. However, semi-arid lands are still rich in yeast diversity, and many species have adapted to survive in such conditions.
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spelling doaj.art-4a5786c506904518b1b1866b97dd4da82022-12-22T04:03:49ZengTehran University of Medical SciencesIranian Journal of Microbiology2008-32892008-44472021-06-011334184242833Soil yeast abundance and diversity assessment in a hot climatic region, semi-arid ecosystemMohammed Khalid Al-atrash0Zwida K. Khadur1Anwar A. Khadim2Middle Technical UniversityBaquba Technical Institute ,Middle Technical UniversityBaquba Technical Institute ,Middle Technical UniversityABSTRACT Background and Objectives: Yeasts are an important portion of microbial communities of soil due to their bioactivity  for ecosystem safety. Soil yeast abundance and diversity are likely to be affected under harsh environmental and climatic conditions. In Iraq, human activity and climatic changes especially high temperature which may alter microbial communities in soil. Very little is known about yeast abundance and diversity in a hot climatic region. Materials and Methods: By PCR technique, soil yeast abundance and diversity were investigated under extreme environmental and climatic conditions , as well as the effects of soil properties and vegetation cover in semi-arid lands. Results: In all, 126 yeast strains were isolated and identified as belonging to 13 genera and 26 known species. The maximum quantity of yeast was 0.8 X 102 CFU g-1 of soil, with significantly varied in abundance and diversity depending on soil properties and presence of vegetation. Conclusion: The results show that soil yeast abundance in these regions was significantly decreased. However, semi-arid lands are still rich in yeast diversity, and many species have adapted to survive in such conditions.https://ijm.tums.ac.ir/index.php/ijm/article/view/2833keywords: soil yeastsyeasts diversitysemi-arid landsmicrobial adaptation.
spellingShingle Mohammed Khalid Al-atrash
Zwida K. Khadur
Anwar A. Khadim
Soil yeast abundance and diversity assessment in a hot climatic region, semi-arid ecosystem
Iranian Journal of Microbiology
keywords: soil yeasts
yeasts diversity
semi-arid lands
microbial adaptation.
title Soil yeast abundance and diversity assessment in a hot climatic region, semi-arid ecosystem
title_full Soil yeast abundance and diversity assessment in a hot climatic region, semi-arid ecosystem
title_fullStr Soil yeast abundance and diversity assessment in a hot climatic region, semi-arid ecosystem
title_full_unstemmed Soil yeast abundance and diversity assessment in a hot climatic region, semi-arid ecosystem
title_short Soil yeast abundance and diversity assessment in a hot climatic region, semi-arid ecosystem
title_sort soil yeast abundance and diversity assessment in a hot climatic region semi arid ecosystem
topic keywords: soil yeasts
yeasts diversity
semi-arid lands
microbial adaptation.
url https://ijm.tums.ac.ir/index.php/ijm/article/view/2833
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AT zwidakkhadur soilyeastabundanceanddiversityassessmentinahotclimaticregionsemiaridecosystem
AT anwarakhadim soilyeastabundanceanddiversityassessmentinahotclimaticregionsemiaridecosystem