J. T. Hag

Preliminary investigation of teat cleaning procedures in a robotic milking system.

M. Sinclair, J. T. Hag, K. E. Leslie, 2002 .

Economic aspects of persistency of lactation in dairy cattle

J. T. Hag, J. Dekkers, A. Weersink, 1998 .

Genetic and economic evaluation of persistency in dairy cattle

J. T. Hag, J. Dekkers, A. Weersink, 1996 .