CIHM Microfiche Series (IMonographs) iCMH Collection de microfiches (monographles) Dc D Canadian Instituta for Historical Microraproductiona / Inttitut Canadian da microraprcdu'.'o v historiquas 10x 'cs-:^ Technical and Bibliographic Notes / Notes techniques et bibliographiques The Institute has attempted to obtain the best original copy available for filming. Features of this copy which may be bibliographically unique, which may alter any of the images in the reproduction, or which may significantly change the usual method of filming are checked below. □ D D D D D D D D D Coloured covers / Couverture de couleur Covers damaged / Couverture endommag^e Covers restored and/or laminated / Couverture restaur^e et/ou pelliculde Cover title missing / Le titre de couverture manque Coloured maps / Cartes g^ographiques en couleur Coloured ink (i.e. other than blue or black) / Encre de couleur (i.e. autre que bleue ou noire) Coloured plates and/or illustrations / Planches et/ou illustrations en couleur Bound with other material / Reli^ avep d'autres documents Only edition available / Seule Edition disponible Tight binding may cause shadows or distortion along interior margin / La reliure serrt^e peut causer de I'ombre ou de la distorsion le long de la marge intdrieure. Blank leaves added during restorations may appear within the text. Whenever possible, these have been omitted from filming / II se peut que certaines pages blanches ajout^es tors d'une restauration apparaissent dans le texte, mais, lorsque cela 6tait possible, ces pages n'ont pas 6\6 film^es. Additional comments / Commentalres suppl^mentaires: L'Institut a microfilm^ le meilleur exemplaire qu'il lui a i\k possible de se procurer. Les details de cet exem- plaire qui sont peut-£tre uniques du point de vue bibli- ographique, qui peuvent modifier une image reproduite, ou qui peuvent exiger une modification dans la m^tho- de normale de filmage sont indiqu^s ci-dessous. I I Coloured pages / Pages de couleur I I Pages damaged / Pages endommag§es D Pages restored and/or laminated / Pages restaur^es et/ou pellicul^es r~p^ Pages discoloured, stained or foxed / I ^1 Pages dteolor^es, tachet^es ou piqudes I Pages detached / Pages d6tach6es I • Showthrough / Transparence r~l{ Quality of print varies / D D D Quality indgale de I'impression Includes supplementary material / Comprend du materiel suppl^mentaire Pages wholly or partially obscured by errata slips, tissues, etc., have been refilmed to ensure the best possible image / Les pages totalement ou partiellement obscurcies par un feuillet d'errata, une pelure, etc.. ont 6\6 film^es k nouveau de fa^on k obtenir la meilleure image possible. Opposing pages with varying colouration or discolourations are filmed twice to ensure the best possible image / Les pages s'opposant ayant des colorations variables ou des decolorations sont film^es deux fois afin d'obtenir la meilleure image possible. Thli ittm li filmad »\ Ihi rtductlon ratio ehtcktd balow / Ct doeumtnl ttt film4 au taux dt riduction tndlqui el-datseuf . 10x 14x 18x 22x 26x 30x ^ 12x 16x 20x 24x 28x 32x The copy filmed here has been reproduced thanks to the generosity of: Library Agriculture Canada The Images appearing here are the best quality possible considering the condition and legibility of the original copy and in keeping with the filming contract specifications. L'exemplaire filmt fut reproduit grSce A la ginirositA de: Bibliothiqut Agricultura Canada Les images suivantes ont iH reproduites avec le plus grand soin. compte tenu de la condition et de la netteti de l'exemplaire film*, et en conformity avec les conditions du contrat de filmage. Original copies in printed paper covers are filmed beginning with the front cover and ending on the last page with a printed or illustrated impres- sion, or the back cover when appropriate. All other original copies are filmed beginning on the first page with a printed or illustrated impres- sion. and ending on the last page with a printed or illustrated impression. Les exemplaires originaux dont la couvsrture en papier est imprimie sont filmts en commen9ant par le premier plat et en terminant soit par la derniAre page qui comporte une empreintc d'impression ou d'illustration, soit par le second plat, salon la cas. Tous les autres exemplaires originaux sont IWmit en commen^ant par la prcmiira page qui comporte une empreinta d'impression ou d'illustration et en terminant par la dernlAre page qui comporte une telle empreintc. The last recorded frame on each microfiche shall contain the symbol — ^' (meaning "CON* TINUEO"). or the symbol V (meaning "END"), whichever applies. Un des symbolos suivants apparaUra sur la darniire image de cheque microfiche, selon le cas: la symbola — ► stgnifia "A SUIVRE". le symbole V slgnifie "FIN". IMaps. plates, charts, etc.. may be filmed at different reduction ratios. Those too large to be entirely included In one exposure are filmed beginning in the upper left hand corner, left to right end top to bottom, as many frames as required. The following diagrams illustrate the method: Les cartes, planches, tableaux, etc., peuvent ttra filmte i dea taux da rMuctlon difftrents. Lorsquc le document est trop grand pour Atra reproiduit en un seui cliche, il est film4 k partir de Tangle supirleur gauche, da gauche i droita, et de haut en baa, en prenant le nombra d'images nicessaire. Les diagrammes suivants illustrent la mithode. 1 2 3 1 2 3 4 5 6 •*«C«OC0fr RISOIUTION TBT CHART (ANSI and ISO TEST CHART No 2) A '653 [o«t Morri S\'^\ ! "6) *a2 - G300 - Phon, i'16) 288 5989 - Fa, EXHIBITION CIRCULAR No. 20 DOMINION or CANADA DEPARTMKXT OK A(;KICULTLRE EXPERIMENTAL FARMS J.H. QRI8DALE, B Agr., Director, E. S. ARCHIBALD, B.A., B S.A. Dominion Animal Husbandm.r DIVISION OF ANIMAL ilLSl»AN»KV. CLEAN MILK K. S. ARCHIBALD. Clean milk is nlwavs the ehonnpst milk- nUi,-. i .nore to produce. Cl..„ ...i,k "o^l ',?^ ,,,';: '''^.^ ^^'"^ ^"^^tlv factory or with the citv „,ilk ,l,.nl,.,. .,' '''""^'-^ '<''•"* «»ving losses at tli.. '•■ways being i,. gn-at. ,1 1 'f" '''! '"" " '"'"""' '"''''' ^""^ »'"'»• -"' foiiol:;;'!;;;;:!:; '*'" '^ " ^"" -^ ""-""'• -• •••■•>• •■>■ <.<.s..rvi,.. ,„.. 1. HEALTHY CATTLE. Healthy cattle are tiiose which are fr.-*. first f..n.„ » . similar contagious troubh-s It will IZ ' ^"''"'•"'losis, anthrax, or 'ustomers, and your f .re h r „^ r " i'"" """"""' "'' •^•"•"' ''"''''••". vour -•milar u,l.l..r tron.'., s wh'Z .!';,''';"'''''' "''"' '"'''•"•■ ^^^^ •""^■. -' MU-h cows until ,.„r...I p/r, ■';'''■, '''''' '""■"" ^'^ ^''" '"'^''- 1-'"^- '-.•^in. live sto..k «n,ell'^;;l^ ;;:::;;; :;-;'-'';--p^'- ' -. n.r •»■ fr.-.' from skin .lisim-s ami ,.ar " it « ■' "'''^" '^''""'•^ "'•^" 2. CLE.XN TATTLE WD l!.\R\s. ■.«..^:^'»:r,::!; »,:, rr!ft;'r riit '^' --' - '■ ■•"^' as follows: «'|n.iii\ i,|f|,\. The propi^r pro.v,lnies 1 — Stsbles to be cleaned out twice per day. 2 — Calf pens and boxes, if in dairy barn, to be cleAiled out at least twice per week. 3 — Cattle to le brushed off oncv per day. 4 — Barnyard to be kept clean and free from mud through which cows must wade to get to barn. 5 — The barn must be kept sweet and free from cobwebs and dust. 6 — Eliminate contamination by dust from hay by bringing down into barn through dust-proof chutes. 7 — Clean out the Imrii and feed all dusty forages, such as hay, after milking. Yon will thus avoid at least one-(|unrter of the dirt usually found in milk. :!. (lOOI) C.ARNS. The good dairy barn where healthy cattle and clean milk can be produced need not be e.vtriiva^fantly built, l>ut must have the following requirements, namely: — Light, ventilation, comfort, efficiency, durability, floors which will not absorb liquid manure, walls antl ceilings as smooth as possible to eliminate the gathering of dust and cobwebs. Read Kxy)erimental Farm bulletins on "good barns" and "goofl ventilation". 4. CLKAN MILKING. The cleanest method of milking must iticliidf llie following items: (a) ("ows to be bedded down at Iciist HO minutes liefore milking. (ii) Cows to l)e liruslied lit ii'ast L'O minuli'S liefore milking. (c) I'ddcrs and flanks to be liruslieil off with cleiin, dump cloth, just before milking. (d) Milker to wear wliitc jacket and apron. These nnist be kejit clean. Change :{ or more times per week if neces.sary. (e) Sleeves to be rolled up clear of wrist while milking, but shirt sleeves not to be exposed. (f) Hands and face to be washed before beginning to milk. (g) Towels must be kept clean and changed each A'\y. (h) Hands to be washed al'ti'r milking eacb cow. (il No milk to be used on iiands while milking. X'aseline nuiy be used if desired. (j) \o ninieeessary talkin<; while milking. (k) No tobacco chewing while milking. (Ij Cows lo be treated kindly. (m) Cows to be ndlked .|Uickly, gently and thoroughly, that is, clean out. 5. CLEAN POODS, Clean, palatable foods are necessary in order to make the cheapest milk the most milk, and the l.est .|ualit.v of ,nilk. Mouldy, .lustv hav, niustv grains and all such contauiing dust mak.. thr cleanest and cheapest niiik ii,.possi),le. fi. CLEAN liKDDINd. Clean straw or dean shavings i.u.k.. splendid bedding, wliereas dustv straw dirt from the hay loft, cheaj.. consumer. The same principle applies also to the handling of eream. You can build a koo<1 ice house and cold storage attachment on your farm at a very low cost, and it will pay for itself on :! or 4 years. For further information on the production, care and handling of milk and its by-products anil mainifactured forms wiite to the Superintendent of your nearest Experimental Farm or to the Dominion Animal Husbandman, Central Experimental Farm, Ottawa. Pubhshad by diraotlon of the Hon. MARTIN BURRELL, Minister of Agriculture.