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Sustainable Agriculture in Temperate Zones Автор: Charles A. Francis Год: 1990 |
Organic Soils and Peat Materials for Sustainable Agriculture Автор: Leon-Etienne Parent, Piotr Ilnicki Год: 2003 |
The Cultivated Landscape: An Exploration of Art and Agriculture Автор: Craig Pearson, Judith Nasby Год: 2008 |
Agricultural and Food Policy, Fifth Edition Автор: Ronald D. Knutson, J.B. B. Penn, Barry L. Flinchbaugh Год: 2003 |