Reinach, Norman; Louw, J.G.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E.
(Published by The Government Printer, Pretoria, 1958)
The availability of the phosphorus in "bone pellets" and aluminium-iron
rock phosphates was compared with bone meal.
In evaluating the products, inorganic phosphorus content of the blood, live
weight gains, phosphorus ...