Thesis (doctoral)--Landbouwhogeschool te Wageningen, 1983. / Summary in Dutch and Spanish. Vita. Includes bibliographical references (p. 227-237).
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/646891101 |
| Date | January 1983 |
| Creators | Spijkers, P. A. N. M. |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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