Influence of Sheep Wool on Slope Greening

Positive influence of wool mixed with soil on slope stability and its greening were examined. Mixtures of poor quality wool as well as polyester and polypropylene fibers with soil were obtained. The mixture was used to cover meandrically arranged ropes installed on the slope. After several weeks, in...

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Main Authors: Jan Broda, Andrzej Gawlowski
Format: Article
Language:English
Published: Taylor & Francis Group 2020-06-01
Series:Journal of Natural Fibers
Subjects:
Online Access:http://dx.doi.org/10.1080/15440478.2018.1534190
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author Jan Broda
Andrzej Gawlowski
author_facet Jan Broda
Andrzej Gawlowski
author_sort Jan Broda
collection DOAJ
description Positive influence of wool mixed with soil on slope stability and its greening were examined. Mixtures of poor quality wool as well as polyester and polypropylene fibers with soil were obtained. The mixture was used to cover meandrically arranged ropes installed on the slope. After several weeks, intense greening of the slope was observed. Grass cover grown from seeds sown on the slope was very diverse, depending on types of fibers used for soil reinforcements. In places covered with soil mixed with wool, intense and dark green grass tillers were observed. In order to determine influence of wool on intense grass growth, progress of wool biodegradation was studied. Additionally, the content of different forms of nitrogen in soil during slope exploitation was analyzed. Wool biodegradation was investigated during observations with electron scanning microscope. It was revealed that biological damage of wool was accelerated by mechanical damage of fibers, that took place during bale opening and mixing wool with soil. As a result of biodegradation of wool keratin organic nitrogen was released. Due to ammonification process, it was converted into ammonium and later, via nitrification, into nitrate form. Both forms were available for growing grass and promoted its quick development.
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spelling doaj.art-bb9d8be1366d43dfb5283e95c8607e302023-09-25T10:45:53ZengTaylor & Francis GroupJournal of Natural Fibers1544-04781544-046X2020-06-0117682083210.1080/15440478.2018.15341901534190Influence of Sheep Wool on Slope GreeningJan Broda0Andrzej Gawlowski1Institute of Textile Engineering and Polymer Materials, University of Bielsko-BialaInstitute of Textile Engineering and Polymer Materials, University of Bielsko-BialaPositive influence of wool mixed with soil on slope stability and its greening were examined. Mixtures of poor quality wool as well as polyester and polypropylene fibers with soil were obtained. The mixture was used to cover meandrically arranged ropes installed on the slope. After several weeks, intense greening of the slope was observed. Grass cover grown from seeds sown on the slope was very diverse, depending on types of fibers used for soil reinforcements. In places covered with soil mixed with wool, intense and dark green grass tillers were observed. In order to determine influence of wool on intense grass growth, progress of wool biodegradation was studied. Additionally, the content of different forms of nitrogen in soil during slope exploitation was analyzed. Wool biodegradation was investigated during observations with electron scanning microscope. It was revealed that biological damage of wool was accelerated by mechanical damage of fibers, that took place during bale opening and mixing wool with soil. As a result of biodegradation of wool keratin organic nitrogen was released. Due to ammonification process, it was converted into ammonium and later, via nitrification, into nitrate form. Both forms were available for growing grass and promoted its quick development.http://dx.doi.org/10.1080/15440478.2018.1534190woolsoil reinforcementbiodegradationnitrogen contentfertilizer
spellingShingle Jan Broda
Andrzej Gawlowski
Influence of Sheep Wool on Slope Greening
Journal of Natural Fibers
wool
soil reinforcement
biodegradation
nitrogen content
fertilizer
title Influence of Sheep Wool on Slope Greening
title_full Influence of Sheep Wool on Slope Greening
title_fullStr Influence of Sheep Wool on Slope Greening
title_full_unstemmed Influence of Sheep Wool on Slope Greening
title_short Influence of Sheep Wool on Slope Greening
title_sort influence of sheep wool on slope greening
topic wool
soil reinforcement
biodegradation
nitrogen content
fertilizer
url http://dx.doi.org/10.1080/15440478.2018.1534190
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