(1996). Symbiotic nitrogen fixation in crop rotations with manure fertilization: Fertilization systems in organic farming (concerted action AIR3-CT94-1940) ; proceedings of the third meeting in Copenhagen, March 4th to 5th, 1996. Inst. for Biodynamic Research.
Chicago Style (17th ed.) CitationSymbiotic Nitrogen Fixation in Crop Rotations with Manure Fertilization: Fertilization Systems in Organic Farming (concerted Action AIR3-CT94-1940) ; Proceedings of the Third Meeting in Copenhagen, March 4th to 5th, 1996. Darmstadt: Inst. for Biodynamic Research, 1996.
MLA (9th ed.) CitationSymbiotic Nitrogen Fixation in Crop Rotations with Manure Fertilization: Fertilization Systems in Organic Farming (concerted Action AIR3-CT94-1940) ; Proceedings of the Third Meeting in Copenhagen, March 4th to 5th, 1996. Inst. for Biodynamic Research, 1996.