MICRO-ORGANISMS IN MILK 337 



introducing cleanliness, care, and circumspection in all branches 

 of the dairy industry. With increasing care the chances of intro- 

 ducing disease germs into milk diminish. Medical examination of 

 employees for germ carriers and veterinary inspection of the cattle 

 should be practised to a greater extent than is customary at present. 



BIBLIOGRAPHY 



Alexander: Univ. of Wis. Agri. Exper. Sta., Research Bull. 3, June, 1909, 

 p. 109. 



Alvord: United States Dept. of Agri., B. A. I., Bull. 11, 1896. 



Anderson: Jour. Inf. Dis., 1909, vol. 6, p. 392. 



Ayers and Johnson: United States Dept. of Agri., Farmer's Bull. 608. 



Ayers and Taylor: United States Dept. of Agri., Farmer's Bull. 748. 



Ayers, Cook, and Clemens: United States Dept. of Agri., B. A. I., Bull. 642, 

 AprU, 1918. 



Backhaus: Milohzeit, 1906, vol. 35, p. 169. 



Backhaus and Appel: Quoted from v. Freudenreioh, Cent. f. Bakt., 1904, 

 Abt. 2, vol. 13, pp. 287, 407. 



Backhaus and Cronheim: Koch's Jahresberichte, 1897, vol. 8, p. 151. 



Barthel: Milchzeit, 1903, vol. 32, p. 659. 



Basch and Weleminsky: Arch. f. Hyg., 1899, vol. 35, p. 205. 



Basenau: Arch. f. Hyg., 1895, vol. 23, pp. 44, 170. 



Beach: Storrs' Agri. Exper. Sta., Bull. 47, May, 1907, p. 131. 



Bergey: Univ. of Penna. Med. Bull., July-August, 1904, vol. 17, 187. 



Bischoff: Arch. f. Hyg., 1903, vol. 47, p. 68. 



Boekhout and DeVries: Cent. f. Bakt., Abt. 2, 1901, vol. 7, p. 826. 



BoUey and HaU: Cent. f. Bakt., 1895, Abt. 2, vol. 1, p. 794. 



Conn: Storrs' Agri. Exper. Sta., 15th Annual Report, 1903, Bull. 26. 



Conn and Esten: Storrs' Agri. Exper. Sta., 16th Annual Report, 1904, p. 27. 



Eckles and Barnes: Iowa Agri. Exper. Sta., Bull. 59, 1901, p. 55. 



Erf: Kansas Agri. College, Bull. 140, October, 1906. 



Esten and Mason: Storrs' Agri. Exper. Sta., Bull. 51, AprU, 1908, p. 65. 



Evans: Jour. Inf. Dis., 1916, vol. 18, p. 437. 



Evans and Cope: Univ. of Penna. Med. Bull., 1908, vol. 21, p. 264. 



Ford: Trans, of Assoc, of Amer. Fhys., 1900, vol. 15, p. 389. 



Eraser: Univ. of 111. Agri. Exper. Sta., Bull. 92, December, 1903. 



V. Freudenreich: Cent. f. Bakt., 1904, Abt. 2, vol. 13, pp. 287, 407. 



V. Freudenreich and Thoni: Cent. f. Bakt., 1902, Abt. 2, vol. 10, p. 305. 



Haecker and Little: Univ. of Neb. Agri. Exper. Sta., Bull. 108, December 7, 

 1908. 



Hammer: Agri. Exper. Sta., Iowa State Coll. of Agri. and Mechan. Arts, 

 Research Bull. 28, January, 1916. 



Harding: Amer. Jour, of Pub. Health, 1916, vol. 6, p. 562. 



Harding and Wilson: New York Agri. Exper. Sta., Technical Bull. 27, March, 

 1913. 



Harding, Ruehle, Wilson, and Smith: New York Agri. Exper. Sta., Bull. 365, 

 August, 1913, p. 197. 



Harding, Wilson, and Smith: New York Agri. Exper. Sta., Bull. 326, Decem- 

 ber, 1910, p. 249. 



Harding, Wilson, and Smith: New York Agri. Exper. Sta., Bull. 317, Sep- 

 tember, 1909. 



Harrison: Cent. f. Bakt., Abt. 2, 1899, vol. 5, p. 183. 



Hastings and Hoffmann: Univ. of Wis. Agri. Exper. Sta., 24th Annual Report, 

 1907, p. 213. 



Hastings and Hoffmann: Univ. of Wis. Agri. Exper. Sta., Research Bull. 6, 

 June, 1909, p. 189. 



Hastings and Hoffmann: Univ. of Wis. Agri. Exper. Sta., Research Bull. 3, 

 June, 1909, p. 98. 



Heinemann: Trans. 15th International Congress on Hygiene and Demography. 



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