@incollection{Diatta12, author = {Witold Grzebisz and Jean Diatta}, title = {Constraints and Solutions to Maintain Soil Productivity: A Case Study from Central Europe}, booktitle = {Soil Fertility Improvement and Integrated Nutrient Management}, publisher = {IntechOpen}, address = {Rijeka}, year = {2012}, editor = {Joann K. Whalen}, chapter = {9}, doi = {10.5772/28917}, url = {https://doi.org/10.5772/28917} }