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Fig. 3. Location of the experimental farms (Nos. 1—9) and milk powder factories
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Analyses of the milk samples
Ten-litre samples of bulked whole milk, representative of one day’s
production of the cows, were taken at the farms, 20 ml of 3.5 % formaldehyde added for preservation and the sample sent by mail in a polyethylene
bottle to the Kuivamaito Oy factory at Nastola, where it was dried to