Rasmussen, I.A.; Askegaard, M. and Olesen, J.E.
(2005)
Long-term organic crop rotation experiments for cereal production - perennial weed control and nitrogen leaching.
In:
Köpke, U.; Niggli, U.; Neuhoff, D.; Cornish, P.; Lockeretz, W. and Willer, H. (Eds.)
Researching Sustainable Systems: Proceedings of the First Scientific Conference of the International Society of Organic Agriculture Research (ISOFAR), International Society of Organic Agriculture Research (ISOFAR), pp. 227-230.