Show best ration one that has variety quality of protein found to be as essential as quantity osy by prof ir 13 morrison department ot of animal inal industry cornell university variety may be more than the sp bolce ice of life it way may even be necessary to life scientists have hava known the importance of protein for sixty years but more recent experiments show that quality of protein Is as essential as the quantity in a feed corn lacks two of the essential amino acids and it a young pig Is fed corn as its only source of protein it will make no growth whatever even it if it gets an abundance ot of carbohydrates fats vitamins and minerals the proteins of meat milk and eggs have exceedingly high food value for they contain all of the necessary aalmo acids in abundance proteins in cereals are considerably lower in efficiency than animal proteins and in quality all ot of the cereals are similar navy beans lima beans and cowpeas have too little ey ekstine cyst stine lne but soybeans and peanuts furnish high qualley proteins recent experiments indicate that alfalfa hay bay Is deficient in CYS cyst lne thle should be fed alone but cereals with which it Is usually fed contain an abundance ot of this animo add swine and poultry are likely to suffer more from unbalanced proteins than are cattle sheep or horses swine and poultry are fed chiefly on cereal grains and other concentrated feeds and their digestive systems are not adapted to using much roughage consequently proteins furnished by or meat scraps fishmer fish mea and milk products are especially important in kansas experiments N with iab beet beef cattle a combination of linseed weal meal cottonseed meal with gluten meal was bettor better than a combination ot of the first two merely timothy hay bay and oats provide an excellent ration for work horses brood mares and growing colts must have however an ample supply and proper kind of proteins pot eins |