Agricultural and Biological Sciences » "Agricultural Science", book edited by Godwin Aflakpui, ISBN 978-953-51-0567-1, Published: April 27, 2012 under CC BY 3.0 license. © The Author(s).

Chapter 6

Long-Term Mineral Fertilization and Soil Fertility

By Margarita Nankova
DOI: 10.5772/35280