The physical properties of peat: a key factor for modern growing media

This article identifies criteria for assessing the physical properties (water retention characteristics, wettability and physical stability) of growing media which influence the availability of air and water to plant roots. The various materials that are currently in use are assessed for these prope...

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Main Author: J-C. Michel
Format: Article
Language:English
Published: International Mire Conservation Group and International Peat Society 2010-04-01
Series:Mires and Peat
Subjects:
Online Access:http://www.mires-and-peat.net/map06/map_06_02.pdf
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spelling doaj-b53f49299bf64bb382b1129d472e7d4b2020-11-25T02:21:01ZengInternational Mire Conservation Group and International Peat SocietyMires and Peat1819-754X2010-04-0160216The physical properties of peat: a key factor for modern growing mediaJ-C. MichelThis article identifies criteria for assessing the physical properties (water retention characteristics, wettability and physical stability) of growing media which influence the availability of air and water to plant roots. The various materials that are currently in use are assessed for these properties. The analysis of physical properties indicates that weakly decomposed (H1–H5, generally referred to as white) Sphagnum peat is still indispensable for soil-less horticulture. Whilst a number of materials can be used as peat additives, especially to improve aeration, no alternative products with equivalent physical properties are available at present.http://www.mires-and-peat.net/map06/map_06_02.pdfair volume contentwater retentionwettability
collection DOAJ
language English
format Article
sources DOAJ
author J-C. Michel
spellingShingle J-C. Michel
The physical properties of peat: a key factor for modern growing media
Mires and Peat
air volume content
water retention
wettability
author_facet J-C. Michel
author_sort J-C. Michel
title The physical properties of peat: a key factor for modern growing media
title_short The physical properties of peat: a key factor for modern growing media
title_full The physical properties of peat: a key factor for modern growing media
title_fullStr The physical properties of peat: a key factor for modern growing media
title_full_unstemmed The physical properties of peat: a key factor for modern growing media
title_sort physical properties of peat: a key factor for modern growing media
publisher International Mire Conservation Group and International Peat Society
series Mires and Peat
issn 1819-754X
publishDate 2010-04-01
description This article identifies criteria for assessing the physical properties (water retention characteristics, wettability and physical stability) of growing media which influence the availability of air and water to plant roots. The various materials that are currently in use are assessed for these properties. The analysis of physical properties indicates that weakly decomposed (H1–H5, generally referred to as white) Sphagnum peat is still indispensable for soil-less horticulture. Whilst a number of materials can be used as peat additives, especially to improve aeration, no alternative products with equivalent physical properties are available at present.
topic air volume content
water retention
wettability
url http://www.mires-and-peat.net/map06/map_06_02.pdf
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