Thesis (doctoral)--Stockholms universitet, 1983. / Summary in English. Includes bibliographical references (p. 374-386).
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/612676479 |
| Date | January 1983 |
| Creators | Pettersson, Ronny. |
| Publisher | Stockholm : Agrarprojektet : Distr. Almqvist & Wiksell International, |
| Source Sets | OCLC |
| Language | Swedish |
| Detected Language | English |
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