VI CONTSiNTS. I Vol. 43 



DAIRY FAKXI1N(; — DAIUYING. 



Page. 



Influence of nutrition of heifers and age of breeding, Ragsdale and Swett_ T76 



Experimental feeding [of dairy stoclc], Langelier 776 



Dairy cow feeding experiments, Foster and IMeelvs 777 



Growtli of green crops on arable land for dairy cows, White 777 



Cottonseed cake for dairy cows, Williams and Cunningham 777 



Use of poppy seed cake as a cattle food, Annett and Jatindra Nath Sen ''77 



Jei'seys as economical producers of milk, Corner 777 



Official testing of dairy cattle, Ragsdale and Turner 778 



Daily variations in milk test. Singleton 77S 



Influence of condition at parturition on the milk and butter fat. Palmer 778 



The destruction of bacteria in milk by electricity, Beattie and Lewis 77s 



Suggestions on control of municipal milk supplies, Harding and Prucha 778 



The trend of the dairy industry in Canada, lluddick et al 779 



The milk industry, Williams 779 



Dairy farming in Switzerland in 1919, Long 779 



The butter Industry, Hunziker 779 



Mottles in butter — their causes and preventicm, Hunziker and Hosman 779 



Cause and control of " buttons " in sweetened condensed milk, P.ogprs et nl_ 779 



I Churning and whipijing cream, and fillers for ice cream]. Woodward 780 



VETEEINARY MEDICINK. 



I'roceedings of Pennsylvania State Veterinary Medical Association 780 



Eighth report of the commissioner of animal industry, l'.)19, Howard 780 



Report of the chief veterinary surgeon for the year 1919, Sinclair 780 



Report of the veterinary bacteriologist [for the year 1919], Bevan 780 



Anaphylaxis and allied phenomena in relation to disease, Boughton 780 ' 



Precise titration of complement. Brooks^ 780 



The regeneration, of complement after radiation or heating. Brooks 781 



Researches on agglutination. — Action of electric current, Zannelli 781 



Effects of enzyms in serum on carbohydrates, Tenbroeck 782 



Nephelometric method of estimating organisms in vaccine, Dunham 782 



Chemical and pharmacological examination of the woody aster, Beath 782 



The chemical examination of the silvery lupine, Beath 783 



('ontagious aborti(m investigations, Connaway, Durant, and Xewman 784 



Review of several publications on infectious abortion disease, Schroeder 784 



Coitre and associated conditions in domestic animals, Kalkus 784 



A group of paratyphoid bacilli from animals. Tenbroeck 785 



Studies on Bacilhts )iiitri.septicus, the Rotlauf bacillus, Tenbroeck 785 



Diagnosis of contagious bovine pleuropneumonia, Titze and Giese 786 



t^arcoci/stis tenelUi. the mu.scle parasite of the sheep, Scott and O'Roke 786 



Hog cholera. Birch 787 



Infectious anemia of the hor.se, Liihrs 787 



A campaign against dangerous poultry parasites. Thompson 787 



RURAL, ENGINEERING. 



Agricultural engineering 787 



Hydrometric survey of British Columbia, 1916-17 and 1917-18, Swan 787 



Spillways for reservoirs and canals, MitcheLson 787 



Irrigation investigations. Smith 788 



Seepage and Avaste water losses on Wapato Irrigation Project, Holt 788 



Flood problems of Calaveras River, Barnes 7SS 



The flow of water in drain tile, Yarnell and Woodward 788 



The Tempe drainage ditch, Vinson and Catlin 789 



The effect of alkali uiwn Portland cement, II, Steik 789 



Test of timl)er posts with warp and seasoning cracks, Greene 789 



Public Roads 790 



DeveU)pment of an economic theory of highway transportation. Barnett 790 



Reinforcing concrete pavements on California highways 790 



Selection and cost of farm machinery. W^hite 790 



Proper treatment of transmission belts, Black 790 



Official gasoline analy.ses, 1920, Ro.se and Casler 790 



Official kerosene analyses, 1920, Rose and Casler 790 



