VI CONTENTS. [Vol. 41 



AKIJIAL PKODrCTION. 



Page. 



Scientific principles applied to breeding, Wright 267 



Applications of niatliematics to breeding problems, II, Kobbins 267 



Some applications of mathematics to breeding problems. III, Robbins 267 



Random mating with the exception of sister by brother mating, Robbins 268 



Effects of natural selection acting upon Mendelian characters, Warren__ 268 



The influence of the male on litter sizes, Wentworth 268 



Inheritance of fertility in sheep, Wentworth 268 



The Maoilin of Ireland, Mitchell 269 



Feminized male birds, Goodale 269 



The laws of bone architecture, Koch ^ 269 



The effect of stress and strain on bone development, Howell 269 



Effects of inanition and refeeding on the hypophysis, Jackson 270 



Cytological studies of the reproductive cells of cattle 270 



Composition and nutritive value of feeding stuffs, Wood and Hainan 270 



The composition and food value of bracken rhizomes, Hendrick 270 



Experiments on feeding value of bracken rhizomes for pigs and poultry 271 



[Emergency concentrates for range sheep], Fleming 271 



Eifect of age or weight of pigs on rate and economy of gains, Robison 271 



Effect of age of pigs on the rate and economy of gains, Robison 272 



[Swine feeding studies] 272 



Alfalfa meal for fattening pigs, Evvard 273 



Swine management in Idaho, McConnell 273 



The nutrition of the horse, Lindsey 274 



Egg-weight as a criterion of production in domestic fowl, Hadley 274 



DAIRY FARMING — DAIRYING. 



Dairy i^rodnction in Ohio, Grady and Bugby 274 



Composition and feeding value of alfalfa, Lindsey and Beals 275 



The value of corn bran for milk production, Lindsey and Beals . 276 



Milking machines: III-IV, Ruehle et al , 277 



Control of bacteria in milking machines, Hall 278 



Clarification of milk, I, aiarshall, Hood, et al 278 



Study of Babcock test for butter fat in milk 279 



Pasteurizing and homogenizing ice cream mix, Hauuner and Sanders 279 



VETERINARY MEDICINE. 



Regional anatomy of domestic animals. Montane and Eourdelle 279 



Farm hygiene, Regnard and Portier 279 



The municipal abattoir at Alexandria, Egypt, Plot Bay 279 



Report of commissioner of animal industry for 1918, Howard 279 



Report of proceedings under diseases of animals acts for 1917, Prentice — 280 



Veterinary .service and meat inspection in Norway in 1917 280 



Veterinary I'esearch, annual report of director, 1916-17, Theiler 280 



Report of the government bacteriologist, Pound 280 



Relation of B. botnlinus to forage poisoning, Graliam and Brueckuer 280 



Report of the department of chemistry, Jacobson 280 



Curative treatment of bush sickness by iron salts, Reakes and Aston 281 



Castor bean meal as a poultry food, Atkinson 281 



The principles of acidosis and clinical methods for its study, SeUards 281 



Anaphylaxis, allergy ; antianaphylaxis, antiallergic therapy, Kraus 282 



Anaphylatoxiu and anaphylaxis. — XI, DeKruif and Eggerth 282 



Sei)aration of antitoxin from heat-denatured sera. Homer 282 



On the increased precipitability of pseudoglobulin. Homer 283 



Vaccines and sera, their clinical value in practice, Shera 283 



Sodium oxy-mercury-ortho-niti-o phenolate, disinfectant, Sehamberg et al 283 



►subcutaneous injection of Tallianine in respiratory disease, Tutt 283 



Studies on anthrax vaccine. — III, Accidents, Kraus and Beltrami 284 



Treatment of human anthrax with normal l)ovine serum, IV, Penna et al 284 



Malignant epizootic aphtha (foot-and-mouth disease), Saeeo 284 



Trypanosomes in domestic manmials in soutli-central Africa, Hornby 284 



The tuberculin test at Jackson, Mich., Broughton 284 



Recent discoveries concei'ning .l.sr«r/.s' Uniibrlro'ulcfi, Ransom and Fo.ster 285 



Recent experiments on the life history of Ascaris luntbricoides, Stewart 285 



