ft 



1920] CONTENTS. VII 

 DAIRY KAKMING — DAIRYING. 



Page. 



Relative values of feed proteins for dairy cows, Larsen et al 873 



High protein and hiph energy in feeding dairy cows, EUett and Holdaway- 874 



Koeding dairy cattle, McC'aiullish 875 



The ctiiciency of milk substitutes in calf feeding, Spitzer and Carr 875 



Tlie normal growth of dairy cattle, Eckles 870 



[A herd of grade Guernseys |, IJergh S7G 



California State dairy cow competition, 1920-1922, Woll and Dougherty— 870 



The Argentine milking ewe, Luro 870 



The retention of milk, Torcher 877 



Milk and foot-and-mouth disease, I'orcher 877 



Production of clean milk at the Kentucky Station, Hooper and Nutter 877 



Organization of control of pasteurization, Tonney 877 



Experiments with the Loheck biori/.ator, Wedemaun 877 



Market milk problems simplified, Dacy 877 



The city milk supply 877 



Consumers' prices, (listribution policies, and farmers' jtrices. King 877 



Method for deternn'ning milk prices at Evansville, Ind., Hanning 878 



A city-owned nulk plant, Davis 878 



Operation of the Twin City Milk Producers' Association, Leonard 878 



The different systems of cooperative dairy plants, Bovy 878 



A classification of letlger accounts for creameries, Knapp et al 878 



" Garlic taste " in butter, Haglund 878 



A cooperative laboratory [for dairy bacteriology] 879 



VETERINARY MED KINK. 



Text-book of the principles and practice of veterinary medicine. White 879 



Modification of method for recording blood pressures, Cohn and Le%'y 879 



A contribution to the knowleilge of acetonuria in domestic mammals, Sinn. 879 



Serologic grouping of B. abortus and B. iiKiilciisis, Feusier and ileyer 879 



(^'omparison of B. abortus and B. mclitcnsis, Meyer and Shaw 880 



The biochemistry of Bacillus edematiens, Wolf 880 



On the cultivation and isolation of Bacillus tctani, Adamson 880 



The precipitation of Bncillus icelcMi toxin, Henry and Lacey 881 



Intradermal mallein and subsequent tests, Kelser and Hardenberg 881 



Imnuinizing value of commercial vaccines*, Van Es and JMartin 882 



The classification of the piroplasms. du Toit 883 



The piroplasma affecting bovines and their Intermediate host«, Brnmpt 883 



The protozoal parasites of the rat, Foulerton 883 



Relntionsbip of insects to parasitic diseases in stock, Hill 883 



An intestinal parasite affecting cattle in Fiji, Rainey 883 



Pathogenic baeteria in hog cholera blood, Doyle and Spray 884 



Relation between quantity of serum and immunity produced. Ha slam 884 



T^Icerative lymphangitis or " Preisz-Nocard disease" of horses, Watson 885 



Further studies on " blackhead " in turkeys, Tyzzer and Fabyan 885 



Value of commercial vaccines against fowl cholera, Van Es and Martin 887 



Rabbit and cat diseases, Saunders 887 



RURAL ENGINEERING. 



Topographic maps and sketch mapping. Finch 887 



Dredging enginwring, Simon 887 



The Venturi flume in open channels, Wilson and Wright 887 



Stopping of sink holes in canals and construction of drops. Moody 888 



Water supplies and public health 888 



I-and clearing, Rergh and P.enton 888 



Land clearing and wood utilization by distillation, James 888 



Experiments on the horizontal pressure of sand, Crosthwaite 889 



Test of bearing capacity of rock at Iron Canyon dam site, Calif., Gault — 889 



How to use cement for construction for town and farm, Campbell 889 



California highways. Blow 889 



First biennial report of the Kansas Highway Commission 889 



Report of the State commis.sioner of highways for 1918, Duffey 890 



Thirteenth report of State^hlghway commissioner of Virginia, Coleman — 890 



