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[191] Lloyd, Bath and West of Eng. Soc. Rept., 1892, 2:180.
[192] Freudenreich, Landw. Jahr. d. Schweiz, 1900; Adametz, Oest. Molk. Zeit., 1899, No. 7.
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[194] Babcock and Russell, 18 Rept. Wis. Expt. Stat., 1901. Dean, Harrison and Harcourt, Bull. 121, Ont. Agr'l. Coll., June 1902.
[195] Schaffer, Milch Zeit., 1889, p. 146.
[196] Adametz, Landw. Jahr., 18:261.
[197] Duclaux, Le Lait, p. 213.
[198] Adametz, Oest. Molk. Zeit., 1900, Nos. 16-18.
[199] Freudenreich, Landw. Jahr. d. Schweiz, 1897, p. 85.