. Bulletin - Massachusetts Agricultural Experiment Station. Agriculture -- Massachusetts. FEEDING UREA TO DAIRY COWS U was not intentional — it was resorted to only because the cows, milkuig much longer on the control ration than had been anticipated, had consumed all the corn silage reserved for the experiment the previous spring, and it was a case of feed alfalfa silage or discontinue the trial prematurely. The result, however, is just as impressive as if it had been planned — the cows responded immediately to the additional protein in the alfalfa silage and pulled up to a level comparable w
. Bulletin - Massachusetts Agricultural Experiment Station. Agriculture -- Massachusetts. FEEDING UREA TO DAIRY COWS U was not intentional — it was resorted to only because the cows, milkuig much longer on the control ration than had been anticipated, had consumed all the corn silage reserved for the experiment the previous spring, and it was a case of feed alfalfa silage or discontinue the trial prematurely. The result, however, is just as impressive as if it had been planned — the cows responded immediately to the additional protein in the alfalfa silage and pulled up to a level comparable with their performance in 1940 and 1941, thus demonstrating their need for more protein than the basal ration contained. 3300 ^___ AC rUAL POUHOAOE BASIS eooo leoo V S v--' "^ \ ^ ^""^ * 1600 . ...^^ \^ ^\^ 1 '—^x. ^1400 * 1942 N leoo ' 1 p£f>ceitrAii£ BASIS. 194! 1940i 41 l*SEK in LACTATIOH Figure 2. Weekly Shrinkajjc in Milk Flow. The record of the six cews fed the "control" ration in 1942 compared with their record during the twc years of the Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Massachusetts Agricultural Experiment Station. Amherst, : Massachusetts Agricultural Experiment Station, 1907-1974
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