270 EXPEKIMENT STATION RECORD. 



[Poultry], H. L. A. Blanchon (Exploitation productive des Oiseaux de 

 Basse-Cour. Paris, [1911], pp. 292). — A general treatise on raising, breeding, 

 and feeding fowls, turkeys, pigeons, geese, and ducks. 



The baby chick, edited by T. E. Quisenberry (Mo. Poultry Bd. Quart. Bid., 



1 (1911), No. 1, pp. 5-'h figs. 1/8). — Methods of incubating and caring for young 

 chicks are discusset? by different authors. 



The forms and colors of breeds of fowls, R. Houwink (De Iloenderrassen: 

 Overzicht van aJle hekende Iloenderrassen in hunne Yormen en Kleuren. 

 Assen, 1909, vols. 1, pp. X/T'+272; 2, pp. 273-560, pis. 3, figs. J,50).—A work on 

 fowls from the natural history point of view. There is a classification of all 

 breeds and the origin and history of each breed is traced as far as possible. 

 The first volume contains introductory matter and an account of Dutch breeds, 

 and the second volume treats of the breeds of other countries. 



The Orpingtons, edited by J. H. Drevenstedt (Buffalo, N. Y., and Qiiincy, 

 III., 1911, pp. 78, pi. 1, figs. 61). — An account of the characteristics, standard 

 requirements, and best methods of breeding and mating this breed of fowls. 

 The articles are contributed by different authors. 



The Rhode Island Reds, edited by D. E. Hale (Buffalo, N. Y., and Quincy, 

 III., 1911, pp. 86, pi. 1 figs. 76). — A monograph on the origin, development, and 

 special characteristics of the types of this breed. The articles are contributed 

 by various authors. 



Egg-laying competitions, D. S. Thompson (Dept. Agr. N. 8. Wales, Farmers' 

 Bui. Jf8, 1911, pp. 16, figs. 17). — A summary of records for 9 years of the egg- 

 laying competition at the Hawkesbury Agricultural College and Experiment 

 Farm, Richmond, New South Wales. 



The duration of fertility of fowls' eggs after separation from the cock, 

 J. L. Feateur (Rev. G6n. Agron., n. ser., 6 (1911), No. 6-7, pp. 259-261).— In 



2 cases eggs were fertile that were laid 14 days, and in one case 13 days, after 

 the cock had been removed from a pen of laying fowls. 



Deterioration in eggs as shown by changes in the moisture content, A. D. 

 Greenlee (Science, n. ser., 3^ (1911), No. 868, pp. 223, 22^).— In a uniform lot 

 of eggs held at a constant temperature and analyzed at short intervals of time 

 the rate of changes in moisture content was determined and platted. By means 

 of the formula derived therefrom it is thought that the condition of any lot 

 of eggs can be predicted from the first analysis for any given date within the 

 holding period. 



The preservation of eggs in the home, J. Vanderleck (Amer. Food Jour., 

 6 (1911), No. 11, pp. 13, 14). — Eggs were preserved for 8 months by different 

 methods, with the following results: Of those preserved in either water glass, 

 limewater, or varnished with vaselin all were good ; of those treated with 

 permanganate of potash or with boric acid and water glass, or packed in wood 

 ashes or in peat dust 20 per cent were bad ; of those varnished with either 

 shellac, collodion, or water glass 40 per cent were bad ; of those submerged in 

 salicylic acid, treated with alum, or sterilized 12 seconds in boiling water 50 

 per cent were bad ; of those rubbed with salt, packed in brine, covered with 

 parafiin, or varnished with glycerin and salicylic acid 70 per cent were bad; 

 of those wrapped in tissue paper or preserved in salicylic acid and glycerin 

 80 per cent were bad ; and of those preserved in salt water all were unpalatable, 

 as the salt penetrated the eggs. 



A new point in artifi.cial incubation (Illus. Poultry Rec, 3 (1911), No. 4, 

 p. 158). — This is a note on the experience of P. Sweers, who has found that the 

 greater evaporation of machine-hatched eggs after the machine is used for the 

 first time, as compared with those under hens, is due to changes in the wood, 



