CIHM Microfiche Series (i\/lonographs) ICMH Collection de microfiches (monographies) Canadian Institute for Historical Microreproductions / Institut Canadian de microreproductions historiques 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 Coloured covers / Couverture de couleur I I Covers damaged / Couverture endommagee □ ^overs restored and/or laminated / Couverture rest?ur6e et/ou pelliculee I Cover title missing / Le titre de couverture manque I I Coloured maps / Cartes geographiques en couleur I I 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 / Relie avec d'autres documents □ □ Only edition available / Seule edition disponible Tight binding may cause shadows or distortion along interior margin / La reliure serr6e peut causer de I'ombre ou de la distorsion le long de la marge int^rieure. Blank leaves added during restorations may appear within the text. Whenever possible, these have been omitted from filming / Use peut que certaines pages blanches ajout6es lors d'une restauration apparaissent dans le texte, mais, lorsque cela ^tait possible, ces pages n'ont pas 6t6 film6es. Additional comments / Commentaires suppl^mentaires: L'Institut a microfilm^ le meilleur exemplaire qu'il lui a etd possible de se procurer. Les details de cet exem- plaire qui sont peut-etre uniques du point de vue bibli- ographique, qui peuvent modifier une image reproduite, ou qui peuvent exiger une modification dans la m6tho- de normale de filmage sont indiques ci-dessous. Coloured pages / Pages de couleur I I Pages damaged / Pages endommagees Pages restored and/or laminated / Pages restaurees et/ou pelliculees Pages discoloured, stained or foxed / Pages decolor^es, tachetdes ou piquees D Pages detached / Pages detachees I y] Showthrough / Transparence I I Quality of print varies / D D n Qualite inegale de I'impression Includes supplementary material / Comprend du materiel supplementaire 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 6t§ filmees k nouveau de fagon a obtQnir 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 filmees deux fois afin d'obtenir la meilleure image possible. This item Is filmed at the reduction ratio checked below / Ce document est (ilme au taux de reduction indiqui ci-dessout. 10x 14x 18x 22x 26x 30x 1 1 J 12x 16x 20x 24x 28x 32x The copy filmed he:e 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. 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. The last recorded frame on each microfiche shall contain the symbol —^ (meaning "CON- TINUED"), or the symbol V (meaning "END"), whichever applies. Maps, 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 and top to bottom, as many frames as required. The following diagrams illustrate the method: 1 2 3 1 2 4 5 L'exemplaire film^ fut reproduit grSce h la g^n^rosit^ de: Bibliotheque Agriculture Canada Les images suivantes ont 6t6 reproduites avec le plus grand soln, compte tenu de la condition et de la nettetd de l'exemplaire film6, et en conformity avec les conditions du contrat de filmage. Les exemplaires originaux dont la couverture en papier est imprimfte sont film^s en commen^ant par le premier plat et en terminant soit par la dernidre page qui comporte une empreinte d'impression ou d'illustration, soit par le second plat, selon le cas. Tous les autres exemplaires originaux sont fiim^s en commen^ant par la premidre page qui comporte une empreinte d'impression ou d'illustration et en terminant par la derniire page qui comporte une telle empt 'nte. Un des symboles suivants apparahra sur la derniira Image de cheque microfiche, selon le cas: le symbole — ^ signif ia "A SUIVRE", le symbole V signifie "FIN". Les cartes, planches, tableaux, etc., peuvent 4tre film^s A des taux de reduction diff^rents. Lorsque le document est trop grand pour §tra reproduit en un seul cliche, it est filmi i partir de Tangle supirieur gauche, de gauche i droite, et de haut en bas, en prenant le nombre d'images n^cessaire. Les diagrammes suivants illustrent la mithode. 2 3 5 6 MICROCOPY RESOIUTION TEST CHART ANSI and ISO TEST CHART No 2i 1.0 I.I 1.25 I.U 1 2.8 11 2.5 I: I4£ ■ 1 2.2 2.0 1.8 i-4 mil 1.6 A APPLIED INA^GE Inc Importance of planting good seed potatoes for high yields THE QUALITY OF THE SEED PLANTED IS OF MORE IMPORTANCE THAN THE VARIETY, WHERE LARGE YIELDS ARE DESIRED i YIELDS OF GREEN MOUNTAIN POTATO FROM VARIOUS SOURCES, IN 1917. GROWN SIDE BY SiDE AT OTTAWA: NCJTHERN ONTARIO SEED. NEW BRUNSWICK SEED. - OTTAWA SEED. . . - - 400 BUSHELS PER ACRE - 141 , as AVERAGE YIELDS OF ELEVEN VARIETIES AT OTTAWA: SASKATCHEWAN SEED. OTTAWA SEED. - - 3ea BUSHELS PER ACRE .96 " SEED FROM OTHER PARTS OF CANADA HAS GIVEN JUST AS STRIKING INCREASES IN YIELDS AS THE ABOVE PLANT GOOD SEED DOMINION EXPERIMENTAL FARMS SPECIAL CIRCULAR NO. 19 J. H. CmSOALE. B AOR. Diaccron W. T. MACOUN. DMllMiaM HOKTICUt-TUHItT M m LNri'OirrANCE of SOL-F^CE and VITAMTV or sF:rn pdtatoiis. in 1!M)7 t .-\|iiTiiiii'iit- Win ." I'ompari' M'cd ,it' th 'KUii :it the Cciitral K.\|)criiiifnt:ll I m iiKlci- \i II' same varieties of potatoes f than f earn wlielh.r potatoes \vere better for seed fr :nin, Ottau rorn various souro rdUl ;uiotlier. 'i'l "■I- iriiii, an of tile ui. .It in d il le rc-ilit- cael results Were very striking the first year t 1 year since have eonvineecl us i Din one part of ( 'an; lie experini' iportaii.-e ,,f planting -eed of st ■|'l <■ yiel,l> ,,|- |,,,tat(,e~ had iiiine -;.iiiv.n -. .-d. |,iit n, tl^tt ronfj vitality and f ).'o()d at Ottawa ii|) to tl nore and nmr. ri'i' from disc pool "Ainy; tu iinfavourahl yi'ar and the two s rmn e weath low :. v;|-.'al intrriuritv to tt er r.uiditidii- Mi\,-| >iMtl;, \|i' 1911 led Iri.ii! two to 1 i:it Krown in sonientlier parts of ( le year \'.H)i\ f leeeediiifT ,„i,.s the vields wri.. Since l!>()ti Ottaw . and i!il).s. and Sa~k:'t P ivc times a> iiHieli as Oft anada It S|.(.d ll; ;is ur.at. in t:i\(iiir ciirwaii < »tl tile other -idr n{ tills eed f|-,ii in later •ireiilar there is an iwa seed in li»0' W 11 111 hi r -ouier irs. iiave d'JTereiir,'-. example of the (litter .!"■ lerever potatoes t;i- I'V t|-. ,-[ 111 the the\ ai'.- firr ( 'W \i}i-ore. will find it d very |U(ititab!e to obtaii or IS w(>ak in vi>iour from sourci^. and iriun the results at Ot n seed from other m tawa it will repav t veil if seed is not obtained from a dista '•very year. I- pay to u>e ()ot.iioes f,,r seed which have soil- near lemie rather than those which W( become very hot duiii.i; the summer. ore favourah!' tiein to (ibtain new se-.| nee It will, it is n grown on the )elieve iea\ier and inoister |ch grown in thi' light s,.ils wh ..\(>elinie|it- en:ii,l|( te Ontaiie. (.infiiin the i-es|,|ts obtained .at Ott It the Ont.ario Agricultural College, (iuelpli. iwa, both in regard to tl le import- ^'f- »t obtaining -eed p,„atoe- from the coohT parts of Cu>rada and iu reg (I ttie \M lie II iiiiiii.t 111-, 1 8 to the value of immature seeij