CIVIL SERVICE.

Hawera & Normanby Star, Volume LXXI, Issue LXII, 10 May 1912, Page 5

CIVIL SERVICE.

OPTIONAL SUBJECTS

[By Telegbapk.—Special to Stab.] WEIXINGTON, May 9. Two further optional subjects have been added;, to the civil service junior examination. These are elementary home science (not to be taken in addition to elementary physical measurements, subject 12) and elementary dairy science, The requirement of the latter course will be a knowledge of the constituents of milk, causes of variations and defects in the composition of milk, the physical and chemical properties of milk, the coagulation of milk, the composition of skimmed milk, butter-milk and cream, the uses and value of separated milk, buttermilk and whey; methods ofdetermining^ the fat in milk, acidity and the estimatoon of acidity; sampling; the care of milk; influence of temperature on milk; pasteurising and sterilising milk; objections to the use of chemical preservatives; conveyance of milk; milk as a medium for conveying disease; methods of raising and separating cream; the ripening of cream; use of starters; the process of churning; composition, of butter; common faults in butter; a very elementary knowledge of the general anatomy and physiology of the cow, with special reference to the parts concerned in nutrition and milk production; the care, management, and feeding of dairy cows and calves.

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