Show IN TM lm GREEN FEEDS FOR DAIRY COW RATION green rye and green compers cowpeas may bo be fed to dairy cows cowa immediately after milking without unfavorably affecting eith either er the flavor or odor of tile milk this fact was developed by a series of feeding feadin g experiments carried on by tho the united states department of agriculture to determine whether feeding green rye or green coppens cowpens affects the flavor and odor of milk and to uncertain ascertain tain how these feeds may bo be fed and tho the milk handled so us ua to minimize any objectionable effects on the quality or of tho the product tile the investigation re relative to th the e I 1 feeding of green ryo rye was conducted with 1 n holstein and ten jersey cows en t at I 1 v of nf their respective breeds and giving mill relatively free from abnormal flavors und and odors the aver average weight of the jersey cows wnm ani pounds and that of tile the liol steins 1271 pounds tile the stage of lactation varied from fresh cows to those nearing the end of their lactation period the cutting of the rye used in the experiments was begun when it was about 15 inches in height before it had headed in III addition to the green rye tile the cows were fed in proportion to their milk production varying quantities of a grain mixture containing two pounds each of hominy feed bran and oats and one pound each of cottonseed meal find and linseed meal in addition to the grain mixture the cows were fed as much alfalfa hay as they would readily consume tile the average quantity of liny hay consumed dally daily per cow being p pounds ou ads the cows were separated into groups of five one group received only the hay bay and grain ration and were known as checks the other three groups received respectively in addition to the hay and grain ration the following quantities of green rye 15 pounds one hour befaro 30 pounds one hour before milking io 30 pounds immediately after milking this plan of feeding was followed for four consecutive days but on the fifth day the rye was omitted from the ration the cows were then interchanged in order to equalize any abnormal results caused by the milk of gin an individual animal and the feeding of green rye was resumed samples were taken from the milk of ench each cow at the time of milking and cooled but not aerated the samples were examined for flavor and odor by experienced judges who had baad no knowledge nit aa to which cow produced a particular sample these exhaustive experiments disclosed the fact that as much its as 30 pounds of green rye may be fed to dairy cows immediately after milking without producing noticeable effect on either the flavor or odor of tile the milk in similar feeding experiments with green cowpeas cow peas 30 pounds of this feed W was as consumed by dairy cows immediately after milking without producing any pronounced objectionable flavor or odor in the milk green cowpeas tend to affect more unfavorably the flavor and odor of the milk than does green rye |