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"Experientia docet" - Experience is the best teacher

Hormone levels in peripheral plasma of the Afrikaner cow 1. Progesterone and luteinizing hormone levels during the oestrous cycl

  • 1978
  • Issue: 1
  • Volume: 8
W.A. Coetzer, C.H. van Niekerk, J.C. Morgenthal and J.M. van der Westhuysen Page: 1 - 5

Concentrations of progesterone and luteinizing hormone were determined in peripheral blood plasma during the oestrus cycle of three non-lactating Afrikaner cows. Blood samples were drawn daily during the luteal phase (Day 3-16) and every 8 hours from Day l7 to…

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Effects of hot environments on bone growth in rats

  • 1983
  • Issue: 3
  • Volume: 13
T. Kawashima and H. Vano Page: 200 - 201

The physio-chemistry and endocrinology of bone growth was studied in rats housed under different temperature conditions. Bone lengths did not change significantly but bone widths and densities became significantly smaller in rats kept at 34 °C.The depression of bone alkaline…

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