| Tekijät: | Känkänen, Hannu |
| Julkaisuaika: | 1995 |
| Nimeke: | Set-aside fields and undersown crops |
| Julkaisussa: | Research methods in ecological agriculture : First Nordic postgraduate course in ecological agriculture : Pre-course summaries of the participants' own research work |
| Sivut: | [p. 51-52] |
| Huomautus: | The first Nordic postgraduate course in ecological agriculture, Stange, Norway, 27 May - 2 June 1995 |