Evidence is put [orward showing that continuous excessive intakes of magnesium sulphate by sheep,
for example in dnnking water, may result in losses of calcium from the body. However, when the intakes
of both these minerals are greater than requirements the depressive effect on calcium may be overcome.
Since there is a close relationship between calcium and phosphorus metabolism any factor having a
depressive effect on calcium may eventually affect phosphorus utilization.
The journals have been scanned in colour with a HP 5590 scanner; 600 dpi. Adobe Acrobat v.11 was used to OCR the text and also for the merging and conversion to the final presentation PDF-format.