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Discussion in 'Incubating & Hatching Eggs' started by raoubre, Mar 9, 2016.
How to tell which eggs are fertile for me to put in the incubator?
Any from a hen that has been with a cock for 3 days or more.
Open a couple to see if they are fertile and if so, the rest probably are.
Blastoderm vs. blastodisc.