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What is the common cause of eggs with soft or thin shells, with hens during the winter months, if oyster shell or other sources of calcium is available?

G.D.Rose says 2017-09-27 07:05:30 (CST)

Lack of protein would be my guess

4 months ago via Forums | Front Porch Forum

JerryHicks says 2017-09-28 04:58:02 (CST)

A deficiency of vitamin D. This problem is commonly corrected by adding cod liver oil or other vitamin D supplements to the ration.

4 months ago via Forums | Front Porch Forum

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