The effect of energy balance on ovarian activity in a herd of Norwegian cattle.

Abstract

The study involved 34 primiparous cows fed ad libitum grass silage and fixed amounts of concentrate per cow and stage of lactation. It revealed that number of days from calving to maximum progesterone concentration in first luteal phase was negatively related to (p < 0.05) energy balance summarized over weeks 3-12 post-partum. One standard deviation… (More)

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Cite this paper

@article{Ljkjel1995TheEO, title={The effect of energy balance on ovarian activity in a herd of Norwegian cattle.}, author={Kari Lj\okjel and Gunnar Klemetsdal and Egil Prestl\okken and E. O. Ropstad}, journal={Acta veterinaria Scandinavica}, year={1995}, volume={36 4}, pages={533-42} }