ANIMAL PRODUCTIOlSr. 



371 



flow. The lost is voided as additional urine, wliicli tal<es with it an additional 

 amount of nitrogen. This calls for an additional amount of nitrogen over and 

 above that reiiuiri'd for milk solids and body maintenance." 



The financial aspect of sheep washing, B. N. Wale {Jour. Bd. Agr. [Lon- 

 don], 16 (I'Xf'J), Ao. 1, PI). 1-IS). — In this article the author shows the ad- 

 vantages of washing sheep before shearing. Figures are quoted to illustrate 

 that even in a period of low prices the increased returns from washed fleece 

 more than pay for the cost and risks of washing. 



Sheep farming' in Missouri, F. B. INIumford, E. R. Stroeter, and E. A. Trow- 

 BRUKJE (.i/(.s-.so(/ri lid. A{/r. Mo. JiuL, 7 (1909). No. 2, pp. SS, fif/s. 11). — This is 

 a popular artick' on sheep raising in Missouri. A list of publications on the 

 subject is included. 



[Feeding experiments with pigs], W. L. Carlyle {Colorado Sta. lipt. 

 1901, p. 36). — In these experiments 100 pigs were divided into 10 lots of 10 

 pigs each. In estimating the cost of gains all grain was valued at SO cts. per 

 hundredweight, alfalfa, and beets at $5 per ton, and tankage at $30 per ton. 

 The feeding period was 102 days. The results were as follows: 



Cost of pork production ivUli different rations. 



Feeding- experiments with potato flakes and steamed potatoes at the 

 Karstadt Experiment Station, Schmidt {Dcpt. Landw. Prcsse, 36 {1909), 

 No. 16, p. 173). — Results obtained from a number of experiments with pigs 

 showed that the gain in weight was faster with the flakes, but that steamed 

 potatoes were more economical. 



Swine in America, F. D. Coburn {New York and London, 1909, pp. XV +614, 

 pis. 64, figs. 53, map 1). — This compilation of information was prepared as a 

 text-book for the breeder, feeder, and student. The material, which was 

 gathered from experience of breeders and from results obtained at the experi- 

 ment stations, is so arranged and condensed as to be of use to the practical 

 man engagefl in swine production. 



Bacon curing in Scotland, L. M. Douglas {Trans. Highland and .Igr. Soc. 

 Scot., 5. ser., 21 {1909), pp. .58-7-'/, figs. 7; Separate, pp. 17, figs. 7).— This is an 

 account of the progress in pig breeding and bacon curing in Scotland, which 

 has been slow as compared with England and Ireland. At present there seems 

 to be a more favorable outlook for this industry in Ayrshire and Dumfriesshire, 

 where a number of factories have been built for the purpose of curing bacon by 

 the wet-cure process, viz. immersion in pickle instead of curing in the dry state 

 as in the case of the Wiltshire bacon. Details of the process are given. 



[Post horse service], E. Anxionnat {Mem. Soc. Nat. Agr. France, l'i2 

 (1909), pp. 101-2'i5)- — The author points out the value to agriculture of the 

 post horse service from its establishment in 1597 by Henry IV until it was dis- 

 continOed in 1S7.3. The service required of post horses was severe and led to 

 the importation of first-class breeding stallions of a lighter type than those used 

 in war. As the stock improved the houses received better feed and care. Each 

 5117— No. 4—00 () 



