Proceedings of the 8th International Congress on Soilless Culture, Hunter's Rest, South Africa, 2-9 October 1992

Proceedings of the 8th International Congress on Soilless Culture, Hunter's Rest, South Africa, 2-9 October 1992

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For open system: Irrigation control: automatic or manual, irrigation frequency; pH control: equipment, technique, frequency ... acid, alkali used, actual results for feed, medium, and run-off - average, range, and extremes; EC control: equipment , anbsp;...


Title:Proceedings of the 8th International Congress on Soilless Culture, Hunter's Rest, South Africa, 2-9 October 1992
Author: International Society for Soilless Culture
Publisher: - 1993
ISBN-13:

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