. Principles and practice of butter-making : a treatise on the chemical and physical properties of milk and its components, the handling of milk and cream, and the manufacture of butter therefrom . Butter; Milk. wmmmmmmmm^ Fig. 167.—Cross-section of a sewage-disposal tank. (Wallace's Fanner.) one place the less will be the cost of production, that is, pro- viding the creameries are otherwise equally well managed. The Iowa State Dairy Commissioner has investigated this Air Inlet D. Fig. 168.—Septic tank for creamery sewage disposal. (By Prof. J. Michels.) The tank should be located in the groun


. Principles and practice of butter-making : a treatise on the chemical and physical properties of milk and its components, the handling of milk and cream, and the manufacture of butter therefrom . Butter; Milk. wmmmmmmmm^ Fig. 167.—Cross-section of a sewage-disposal tank. (Wallace's Fanner.) one place the less will be the cost of production, that is, pro- viding the creameries are otherwise equally well managed. The Iowa State Dairy Commissioner has investigated this Air Inlet D. Fig. 168.—Septic tank for creamery sewage disposal. (By Prof. J. Michels.) The tank should be located in the ground with the top within a foot or two of the surface. It may be constructed of planks. Brick, stone, or concrete is preferable for durability. The tank should be built air- tight except in two places, D and E. question and finds that the cost of production varies from cents to 6 cents per pound. According to the reports sub- mitted to the office of the State Dairy Commissioner, the highest cost of production comes from a co-operative creamery that makes a little less than 30,000 pounds of butter per year. The lowest cost of production is submitted by a co-operative. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original McKay, George Lewis; Larsen, Christian, 1874-. New York : J. Wiley & Sons


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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyo, bookyear1906