Extraction of soil solution by drainage centrifugation—effects of centrifugal force and time of centrifugation on soil moisture recovery and solute concentration in soil moisture o... von Fraters, Dico, Boom, Gerard J. F. L., Boumans, Leo J. M., de Weerd, Henk, Wolters, Monique

Volltext

Nitrate leaching in agriculture to upper groundwater in the sandy regions of the Netherlands during the 1992-1995 period von BOUMANS, Leo J. M, FRATERS, Dico, VAN DRECHT, Gerard

Volltext

Monitoring nitrogen leaching for the evaluation of the Dutch minerals policy for agriculture in clay regions von Fraters, D, Boumans, L J, van Leeuwen, T C, de Hoop, W D

Volltext

Nitrogen monitoring in groundwater in the sandy regions of the Netherlands von Fraters, Dico, Boumans, Leo J.M., van Drecht, Gerard, de Haan, Tjomme, de Hoop, Wim D.

Volltext