Literaturrecherche

Literatur Schnug E, Haneklaus S, Rogasik J, Gassner A (2003) Utilisation of fertiliser P with special regard to organic farming. In: Schnug E, Nagy J, Nemeth T, Kovacs Z, Dövenyi-Nagy T (eds) 14th International Symposium of Fertilizers, June 22-25, 2003, Debrecen, Hungary : Fertilizers in context with resource management in agriculture ; vol. 1 ; proceedings. Braunschweig: CIEC, pp 11-29