P. F. M. M. Roelofs

Options for non-chemical techniques to combat fruit-flies in pig buildings.

M. F. Mul, P. F. M. M. Roelofs, H. A. M. Spoolder, 2000 .

The fight against dust is far from won.

P. F. M. M. Roelofs, C. van 't Klooster, 1990 .

Practical and technical performance of manure tray ventilation in farrowing rooms.

A. V. van Wagenberg, M. A. H. H. Smolders, A. I. J. Hoofs, 2000 .