Hans Hopster

Formalised review of environmental enrichment for pigs in relation to political decision making

Marc B.M. Bracke, Willem G.P. Schouten, Hans A.M. Spoolder, 2006 .

Lying characteristics as determinants for space requirements in pigs

I. Hulsegge, E. Ekkel, H. Hopster, 2003 .

Validation of a heart-rate monitor for measuring a stress response in dairy cows

H. Blokhuis, H. Hopster, Harry J. Blokhuis, 1994 .