W. Valkenburg

Insecticide Stability, Decomposition of (o-oDimethyl-o-2,4,5-trichlorophenyl) Phosphorothioate (Ronnel) Adsorbed on Bentonite and Other Clays

C. Rosenfield, W. Valkenburg, 1965 .

Improving the quality of anthropometric measures during medical consultations with children aged under five years old in Burkina Faso

M. Roelens, O. Keiser, M. Bayala, 2021, 2022 IEEE-EMBS International Conference on Biomedical and Health Informatics (BHI).

The Effect of a Penetrant Aid on Pre-Emergence Herbicidal Activity of Trifluoromethanesulfonanilides

W. Valkenburg, A. Yapel, 1974 .

Biological Correlations—The Hansch Approach

W. Valkenburg, 1974 .