Show 1117 4 KJ in Qs pe pro L SOY BEAN OIL MEAL FAVORED FOR HOGS with the enormous enon noua increase in acreage of soy beans beano planted each year la is certain to come a demund for information on tile value of eoy boy beun bean for growing and fattening pigs already tile the beans are fint findling ling theli way to oil expressing plants when the oil Is removed the residue soy eoy bean oil meal remains in anticipation of tit the demand for information tile the iowa station recently closed a series of tests testa with this new feed I previous expert ments have shown that soybean eoy acan oll oil lent Is lacking in mineral matter it runs runa a bout about 41 as I 1 per cent protein and ranks with linseed or cottonseed 8 meal as a balancer the deficiency fici ticie ency ncY of minerals was supplied by a mixture composed of common stilt salt 20 pounds spent boneblack 40 pounds or round ground bone bon ineal emeal iten ined led bone aneal rock phosphate or neld acid phosphate pha te and finely ground gro unil high bulc lum limestone 40 pounds or air lime wood italics or fine ground clutis or oyster shell one linof ounce of potassium iodide was added to ench pounds of the mixture which was kept before the pigs at all times in a self feeder there were six oto lota of ten pigs each averaging bout about 8 70 pounds at the lie start that we tire interested in one lot received shelled corn GO 60 per cent and minerals till nil self belt fed on rape posture pasture A second lot was fed shelled corn COM soybean soy bean ol ollnie lineal nl and minerals on rape pasture while the third lot also on rape pasture received shelled corn minerals and a protein mixture composed of 25 per cent tin and soy boy bean ol lineal oll meal 75 per cent three other lots were fed the tha same na its tile lie three preceding ones but were kept in dry lots the best gains on rape were made by the lot self fed shelled corn soybean und find ment me aneal al to skage it also showed a lower feed requirement for pounds gian pi in in the dry lot groups tile best gain enlo was made on a ration of shelled corn and and the pigs required less lesa feed for pounds pound 4 of guers from Fro inthe the results of this experiment it appears that soybean lineal ol may inay have economic advantage when used to replace a part or all of the ment meat meal says john M evvard tile the man in charge of the work relative price determining the procedure of course |