QUALITY IN EGGS 
as “heated” eggs. Infertile eggs cannot heat because the 
germ has not been fertilized and can make no growth. That 
such infertile eggs cannot spoil is, however, a mistaken 
notion, for they are subjected to all the other factors by which 
EGG SIZE TABLE. 
Net Wt.| Weight] Relative 
GEOGRAPHIOAL BREED Per 80 Ounces} Values 
CLASSIFICATION | OLASSIFIOATIONS| Dozen Per Per 
Case Dozen Dozen 
Seseh I ype gone of 
outhern TIowa’s merican varieties 
“Pwo ounce eggs’’ | of ‘‘egg farm Leg- 45 Ibs. 24 25e. 
horns.’’ 
Poorest flocks of Games and 
Southern Dunghills amburgs.| 26 Ibs. | 191-5 20¢. 
Average Tennessee | Poorest strains 
or Texas eggs. of Leghorns.| 40 1bs. | 211-3 | 22 1-8c. 
Average for the| The mixed barn- 
Unite States as] yard fowl of the 
represented by Kan-| western.farm, large-| 43 lbs. 23 23 9-10c. 
sas, Minnesota and|ly of Plymouth 
Southern Illinois. Rock origin. 
Average size of C228) american Brahmas 
promweet in en-| ond Minorcas. 48 Ibs. 253-5 | 26 2-8e. 
‘i ‘oo ‘ cd ee Piet Saeneaba 
electe rands of | pens of Leghorns in “ 
Danish eggs. the Australian lay- 54 Ibe. 262-8 Bes 
ing contest. 
eggs may be spoiled. The sale of eggs tested out of the in- 
cubators has been encouraged by the dissemination of the 
knowledge that infertile eggs are not changed by incubation. 
Eggs thrown out of an incubator will be shrunken and weak- 
ened, and some of them may contain dead germs and the 
remains of chicks that have died after starting to develop. 
Such eggs may be sold for what they are, but should never 
be mixed with other eggs or sold as fresh. When carefully 
candled they should be worth ten or twelve cents a dozen. 
Fertile eggs, at the time of laying, cannot be told from 
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