é ;
r g
[Y
V ~r
le eggs. »
I`}:. 1. .-\n iut'¤·rtil·· ¢·::: that has been kept at 103 degrees F. for 4S
hours. It is still gmttl for food. The white spot in the center is found
in all eggs. A 1`ertile   would have lwcmne like Fig. 2.
`_ ’   ;§Yi',v ‘ I _ V. h ·\
‘ . ‘ 1;. L .» , . · ` ra___ . —< 
. · E , .   ~ · ‘% `
_· ~ _ ».¤-if · _ ’ `   E,.     Q 
ICIIS.   V J _     ,4 V  ;‘ »  ii}.
    . —     ....  
l ‘·`·  X     . ; Q  
nv a. first ’l.·-·   ix .   _   Y    
·;.,t  _ . `r__ ` >"  V ‘ I}  "&f;`;<·.,`!:_>; ggeq   
18.7; 8.l)Out J     "  
ast year;
nning in 0
Fig. 2. A fertile em: that has been kept at 103 degrees F. for 48
hours. Blood has formed and made the egg unht for food.