Composition of Milk and Some of Its Products 1649 



5. What are the usual differences in composition between colostrum and 

 normal milk? 



6. Have you ever noticed any difference in the hardness of butter made 

 at different seasons of the year? What is the chief cause of this 

 difference in hardness? 



7. What two constituents of skimmed milk give to it its chief food valuer 



8. How much do you consider skimmed milk worth per 100 pounds, 

 for feeding to young animals? 



