Biology, asked by ricky2523, 1 year ago

what is lactation peroid ? Name two breeds of cattle which are selected for their long lactation period. Why are they crossed with local breeds

Answers

Answered by subas57
2
period of milk producing after the birth of calf is called lactation period.

Jersey and brown swiss are selected for long lactation period.

local cattle has great disease resistance.

these two cross bread together to obtain the both long laction and disease resistense.
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