Beaver Press | 1924-08-01 | Page 2 | Marl Furnishes Calcium Essential for All Hogs

marl furnishes calcium essential for all hogs that marl can be used in place ilce of air slacked lime bitne or ground litneR limestone tone in a mineral mixture for hops la Is indicated in nn an experiment recently completed complete sit t I 1 minnesota y farm tit the marl used in the trial came from near backus anil contained 88 per cent eat clum carbonate the remainder of the ofin lysIs showing allowing mostly fine sand and clay A mineral mixture composed of 80 per cent marl and 20 per cent putt falt was aa fully an aa satisfactory for growing fat pigs its as a standard mixture of 40 per cent slaked iline 40 per cent bonewell hon bone emeal weal and 20 per cent salt says EL V F berrin rerrin professor of animal lius hus bandry por for feeding month after month to breeding stock the marl and salt might not be as satisfactory as at mixture containing bone meat which jup supplies plies phosphorus it Is reasonably reason ally certain even een with ahe he limited data at hand that marl will mill supply calcium just as well veil ur or possibly better tann limestone or slaked little lime the dinall amount of earthy material in the marl gnarl Is no particular disadvantage so little la Is eaten that no harm can come coine from this source