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Water retention efficiency (WRE) is a measure of the ability of a growing media to hold water applied from irrigation and this influences how long the irrigation must be run to wet up the media. An Australia wide survey has shown that the WRE of...

Coir is a ‘peat like’ byproduct produced from the processing of coconut husks. Its characteristics are described, including water holding capacity, wetting and rewetting capacity, air-filled porosity, cation exchange capacity and physical stability in containers....