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Dairy cows need _________ day dry periods for rejuvenation of secretory tissue and restoration of body condition.

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Dairy cows need _________ day dry periods for rejuvenation of secretory tissue and restoration of body condition.

(a) 30

(b) 60

(c) 90

(d) 120

This question was posed to me in examination.

The origin of the question is Dairy Products topic in chapter Products of Dairy Engineering

1 Answer

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Right answer is (b) 60

Explanation: Dry period, includes the time between halting of milk removal (milk stasis) and the subsequent calving. Generally, 45 to 50 days is recommended. If the period is less than 40 days, then milk yield in the next lactation will be decreased.

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