ANIMAL PRODUCTION. 75 



Corn to make a pound of pork, (i. IIkndricks (lircrdcr'a Gaz., .7.? [I9()S), 

 Xo. 'i, p. J77). — A brief note on the amount of corn required ])er i)oun(l of i^ain 

 in feeiiing pif^s. A pen of 11 Duroc- Jerseys fed 02 days gained 800 lbs. and 

 requirtHl G.71 lbs. corn per pound of gain. A lot of 15 Poland-Chinas fed ;^r> 

 days gained 5X5 lbs. and required 4.f)G lbs. of corn i)er pound of gain. A little 

 skim milk was fed once a day in addition to the corn and the pigs had the nni 

 of a pasture. 



Meat meal for pigs as compared with ground grain, I. Steffens {IUiis. 

 LatuUr. 7Ag., 21 (1907), No. 3.9, pp. 3.56, 357).— Although satisfactory results 

 were obtained in feeding 1.5 to 3 lbs. of meat meal per head i)er day in comitari- 

 s(m with a similar i-ation without this material, the author concludes that 

 smaller amounts are more desirable and recommends 0.5 lb. per head per day. 



Notes on swine management, W. A. Linklater (WasJii in/ton 8ta. Popular 

 Bill, .'i, pp. .'i, figfi, 2). — Various questions concerned with ])ig management under 

 local conditions are discussed and especially the use of forage crops, peas, corn, 

 kale, white and Swede turnips, and hairy vetch. The use of artichokes in the 

 drier semiarid regions is also spoken of. 



The portable hog house, J. U. Fuller {Wisconsin Sta. Rpt. J 907, pp. 'il-'iS, 

 fig. 1). — A summary of data previously noted (E. S. R., 19, p. 774). 



The horse book, J. II. S. Johnstone {Chicago, J90S, pp. 299, pis. 51). — This 

 volume, which is designed primarily " to be of practical value to those who have 

 in view the i)roduction of the types of horses in general request upon the farms 

 •and in the market places of the United States," takes up the origin and breeding 

 of horses, the characteristics of the different breeds, hygiene, unsoundness, and 

 disease. An appendix gives the stallion lien laws of all States and Territories 

 where such legislation has been enacted and a list of stud books recognized 

 by the United States Department of Agriculture. 



Breeds of horses, C. (4. Wrangel {Die Rasscn dcs Pfcrdcs. Htuttgdit, I90S, 

 vol. J, pp. VIII-\-6.32, pi. 1, figs. 87). — The origin, history, and characteristics of 

 different breeds of horses are considered in this extended tre;itise. 



Beport of the department of horse breeding, A. S. Alexander {Wisconsin 

 Sta. Rpt. 1907, pp. .'/Jf-Jj6). — A brief summary of data relating to the licensing of 

 stallions and State legislation on the subject, as given in previous publications 

 (E. S. R., 18, p. 764; 19. p. 774). 



Horse raising in Denmark, 1906, J. Jensen {Tidsskr. Laiidokoiioin.. 1907. 

 No. 7, pp. 385-lfOO). — A general discussion of the conditions of the industry dur- 

 ing the year. 



Economical horse feeding in the brewing industry (AUg. Brau ii. Hopfrii, 

 Zig., .'/8 {1908), No. 9, pp. 8.1-87). — The economical feeding of horses is dis- 

 cussed, especially with reference to the substitution of other materials for oats. 



Substitutes for oats in horse feeding, H. Konig {Deut. Landw. Prcssc, 35 

 (1908), No. 2, pp. 13-15). — A summary and discussion of data on the value of 

 oil cakes, meat meal, dried brewers" grains, dried distillers' grains, and other 

 materials as substitutes for oats in hort-e feeding. A number of rations ai'e 

 suggested in which oats are in i>art replaced by other concentrated feeds. 



Report on the poultry industry in Denmark and Sweden, E. Brown {Lon- 

 don, 1908, pp. A'+//2, pis. 16, fig. 1). — On the basis of information gathered on 

 a tour through Denmark and Sweden, the author discusses poultry breeding, 

 care and management of poultry, and marketing of poultry and eggs in these 

 countries, and related questions. In his judgment, the British poultry raiser 

 has not much to learn from Denmark and Sweden as regards i)roduction, and in 

 some instances he considers that the English methods are prefei-able. " But the 

 main value of these observations is iu regard to tlie widtispi'oad and almost 



