Beschrijving
Original publisher’s sewn paperback, pictorial frontcover, 8vo: 90pp., illustrated, graphs, tables, notes, summary in English [4pp.], summary in Dutch [4pp.], bibliography, index. Very fine copy – as new. Thesis Agrarian University Wageningen.
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| Uitgever: | Wageningen, Landbouwuniversiteit/Agricultural University z.j. |
