Proceedings of the XIX International Horticultural Congress

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Proceedings of the XIX International Horticultural Congress, Warszawa [11-18] September 1974

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Proceedings of the XIX International Horticultural Congress, Warszawa, September 1974

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Proceedings of the XIX International Horticultural Congress

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Proceedings of the XIX International Horticultural Congress: Invited papers, Sections VII, VIII, pt. 1

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Proceedings of the XIX International Horticultural Congress: Opening and closing addresses, general lectures, invited papers, sections I-VI

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Proceedings of the XIX International Horticultural Congress: Invited papers, Sections VIII, pt. 2, IX. Addendum II. List of participants. Index of authors

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Proceedings of the XIX International Horticultural Congress: Invited papers, sections VIII part 2, IX, addendum II, list of participants, index of authors

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Proceedings of the XIX international horticultural congress

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Proceedings of the XIX International Horticultural Congress

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