The effects that proposed Government legislation restricting the sale of unheat‐treated milk will have on producer‐retailers and the options open to them are examined. An appraisal of the requirements of equipment designed for on‐farm pasteurization, comments on the suitability of equipment available and a list of main manufacturers is given. Typical costs of on‐farm pasteurization using batch and HTST methods show that the preferred method is batch pasteurization except where liquid sales beyond 2,000 1/day are e
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