Effects of a single administration of prostaglandin F2alpha, or a combination of prostaglandin F2alpha and prostaglandin E2, or placebo on fertility variables in dairy cows 3–5 wee...

by Steiner Adrian, Burkhardt Heinz W, Hirsbrunner Gaby
Published 2006-12-01

Comparison of the effect of a CIDR-Select Synch versus a long-term CIDR based AI protocol on reproductive performance in multiparous dairy cows in Swiss dairy farms

by Rudolph Jürn, Bruckmaier Rupert M, Kasimanickam Ramanathan, Steiner Adrian, Kirchhofer Marc, Hüsler Jürg, Hirsbrunner Gaby
Published 2011-11-01