Show variations IN CREAM TEST common cause cau of 01 f tion on an part PAK of sall seller 11 ue of tee tester r Is urged by expert by C H CX 8 missouri corot college agriculture cu I 1 one on ot of the most common caus causes 7 a ot of dissatisfaction on the part ot of the man who sells bella cream on the butterfat hauls basis aises vises rise from variations variation in the test this thia 1 Is especially true it if each can 1 Is tested separately p t sly and it the beat way my tor for th tho seller list to convince himself binia elt the that th tha tester la Is neither careless nor nordi ahon sat eat is to secure a 4 little outfit tor for himself A well we made accurate and baal satisfactory fact ry tester can now bo be bought tor for five dollar dollars and it ita use will not dot truly only satisfy the seller 1 at that ho be Is getting honest t treatment I 1 deot but will wi enable able hi him to detect the boar boarde dei rii in his herd th the general interest in thia flit subject object la Is compelling tho the missouri agricultural apartment station tort to reprint pilot al cir no cular lar tor for general die distribution I 1 hut but B lit little tie dara discussion safe of the principal r 1 1 cassea ot of variation in this briefer f torm may avoid amid the tha necessity lor for so BO wide a distribution trib ution ot of that circular speed of Se separator pastor A change in the speed of the separator immediate ly Y causes muse a change in the he tests testa ot of the cream the higher the speed the user great or er the amount ot of ski shim milk ilk thrown out ant and so an the higher tho the test ot of th tha cream secured putting it in arioth another r way a I 1 low speed read results result 1 in a larger quantity of thinner cream rat rate a of inflow the use an of the float dust due does not always insure a uniform flow of milk into the separator because the recent faucet in may y not al always be opened equally wide ide and nit the flow will be more rapid when the tank is full than when it Is nearly empty anything which makes the inflow more r rapid will in cleabe a the proportion ot r skim milk which goes through and lower the tha test of the cream secured flushing the bowl the amount of water wate used ad 1 in fl flushing bla may my really easily be varied a pint or more and this with out any other re cause or variation may the change the test by two three or even ree four or 1 fl per par cent cant variations Varla tiona in the milk itself the tha milk of a an entire butir herd may rise or tall fall in its test from day to day because of excitement or change in the weather it if th tha a milk of a herd whose average test is tour four per cent Is ordinarily so separated that the team eream testa teats 40 per par rent cent rat fat the test will suddenly rise to 42 5 per cent if the milk ot of the herd is suddenly raised to 4 25 per cent without any change in method ot of separating cream S sew screw ew th the test 1 la of lourse readily contra controlled lloil by means ot of the cream screw but a aa iti it la seldom changed in this way on the average farm there should be no trouble ise be cause ot of variation from this source care feed of the co cow variations in cream tests are practically never mused caused by changes in the teed feed of the cow a aa every well in informed formed cream seller I 1 is now new aware war mistakes and dishonesty mistakes mistake are most llody to result from es carelessness in taking sa samples pl as they must be very carefully y and taken fallen if I 1 they h ey are am to tell tel tiie he truth and result in aa a fair I 1 r payment but actual dishonesty I 1 la reliably probably much rayer rarer than many sellers bell belier A clever this thief would manipulate the reported test teat in such a way as not to arouse condid the suspicion it 0 n the that t an honest rep report m b brings jog up in 1 the tha mind led of the man who do does not of consider all 11 the tha possible hidden m causes of variation |