There were many desperate attempts to find a cure for the ‘bush sickness’ that prevented sheep and cattle from thriving on the central plateau of the North Island and in parts of the South Island. This farmer near Rotorua had success with feeding bran to dairy cows in 1910. It was not until 25 years later that the true cause was found to be cobalt deficiency. It is possible that the bran contained some cobalt.
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National Library of New Zealand, Papers Past
Reference: Hawera & Normanby Star, 26 July 1910, p. 5
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