Castro, A., Henríquez, C., & Bertsch, F. (2008). Nitrogen, phosphorus and potassium supply capacity in four organic amendments.
Chicago-stil citatCastro, Andrina, Carlos Henríquez, och Floria Bertsch. Nitrogen, Phosphorus and Potassium Supply Capacity in Four Organic Amendments. 2008.
MLA-referensCastro, Andrina, Carlos Henríquez, och Floria Bertsch. Nitrogen, Phosphorus and Potassium Supply Capacity in Four Organic Amendments. 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.