International Society for Soilless Culture (ISOSC)

Société internationale pour les cultures sans sol

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3 Sep 1955, Scheveningen (Netherlands), as International Working Group on Soilless Culture (IWOSC). New statutes approved 8 May 1973, Sassari (Italy), when present name was adopted. Statutes modified: 26 Oct 1976, Las Palmas de Gran Canaria (Spain); 17 May 1988, Flevohof (Netherlands). Present initials adopted Oct 1978. Original society set up for a period of 29 years; extended, 3 Sep 1984, for further 29 years. Dissolved 31 Dec 1999.


Study and promote questions related to soilless culture; extend knowledge and uses of hydroponics in all areas of the world; facilitate exchange of information amongst workers in this field of agri-horticulture and crop production.

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Organizes international congresses (about every 4 years).


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Information Services

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Members in 63 countries
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Type I Classification

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Type II Classification

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Subjects *

  • Industry
    • Production
  • Agriculture, Fisheries
    • Agriculture
    • Crops
    • Horticulture

UN Sustainable Development Goals **

GOAL 2: Zero HungerGOAL 12: Responsible Consumption and Production



Last News Received

2. Nov 1999
* Subject classification is derived from the organization names and aims.
** UN SDGs are linked to the subject classification.

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