Edwin George Hastings

Edwin George Hastings
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CHAPTER I. STRUCTURE, GROWTH AND DISTRIBUTION. Relation of bacteriology to dairying. The arts which have been developed by mankind have been the outgrowth of experience. Man first learned by doing, how to perform these various activities, and a scientific knowledge of the underlying principles which govern these processes was later developed. The art of dairying has been practiced from time immemorial,... more...