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Tropentag 2020 ' International Research on Food Security, Natural Resource Management and Rural Development. Food and nutrition security and its resilience to global crises ' Book of abstracts
Eric Tielkes
Complex Problems, Negotiated Solutions: Tools to Reduce Conflict in Community Development
Michael WarnerGreen-House Structures, and Modes of Heating - With Information on Glass and Glazing, Flues, Steam and Hot-Beds
Peter HendersonFarm Organization and Management - Land and Its Equipment - With Information on Costs, Stocking, Machinery and Labour
Richard ChizmarThe Machinery of Hay Harvesting - With Information on the Equipment and Methods Mowing, Raking and Bailing
Richard Chizmar
