Blue Butter!

Poverty Bay Herald, Volume LXII, Issue 18763, 20 July 1935, Page 13

Blue Butter!

JF farmers wish to secure extremely yellow coloring in butter, they should feed carrots to their cows.

This advice was tendered by Dr F. W. McDowall, of the Dairy Research Institute, at a meeting of the Manawatu branch of the Royal Society. He said that in the past few years it *had been ascertained that vitamin A was closely related to the yellow Coloring matter in butter. This coloring matter in butter was very similar to the orange coloring in carrots so that if one wanted to obtain - extremely yellow coloring in butter, I carrots should be fed to cows. AVlieii it came to question time, somebody in facetious mood wanted to know whether by the feeding of bluebells to “Daisy," blue butter could be had; and, further, if The coloring could be varied, could we show our patriotism by exporting red, white, and blue butter. The leefiiier femhl'dcd the gathering that the cows Already ate red clover, green grAsS, and other colored growth, so that the possibilities of deriving a kaleidoscopic pat were hoy very bright.