References
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- Edgar , D.G. , McClure , T.J. , Owens , R.L. and Wallace , T. 1981 . The Farmers Veterinary Guide , Wellington : NZ Dairy Exporter .
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- O'Connor , M.B. , Young , P.W. , MacDonald , K. and Day , A.M. 1984 . Hypoma-gnesaemia (Grass Staggers) in Dairy Cattle - magnesium supplementation for prevention . N.Z. Min. Agric. & Fish, Aglink , : 149 – 149 . FPP
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