Paper published in a book (Scientific congresses and symposiums)Accuracy of the nitrate sampling scheme, proposed in Walloon area, for grazed grasslands
Hennart, Sylvain; Stilmant, Didier; Lambert, Richard et al.
2005 • In Schröder, J. J.; Neetson, J. J. (Eds.) N management in agrosystems in relation to the Water Framework Directive
Peer reviewed 