Proceedings of the World Congress 1969
Subtitle: Las Palmas de Gran Canaria, 11-14 November 1969.
Contributors: International Working Group on Soilless Culture.
Publisher: Stichting Bureau voor Gemeenschappeijke Diensten
Published: 1970
Place of publication: [Wageningen
Language: eng
Number of pages: 185
Subjects: Hydroponics -- Congresses.
Notes: Includes bibliographies.
English, French, German or Spanish; summaries in English and Spanish.
Organized by the International Working Group on Soilless Culture.