438 BOTANICAL GAZETTE [DECEMBER 
best beets, in which case the cost of analyzing mother roots is an 
absolute waste of money. Tables XIV-XXV (summarized on 
p. 463) and figs. 12-23 show the extent to which we have found 
her 
age of 
oot In 1908 
ot. 
rin 
Average percentage of sugar in progeny 
U4 U7 120 [2,3 (26 [2,9 1. L 
L 21 {3,8 /4. S471 
Percent. 
SU 
Fic, 12.—To accompany table XIV 
weight, percentage of sugar, and total sugar content of the root to 
be transmitted to the progeny. 
d 
ey- 
ESSE 
5 
Fercentage of sugar in mother roots in 19/2 
p 
heck 
Os 
g 
wo = ™N 
tis Deh ee ee, ee. eek See, 
ee ee eee ee - 
ee ee coe oS © 
0 
2065 
t th 
eny rows for 
/9/4 
of their c 
Oo 
we) 
if 
Ay 
g 
rv) 
nm 
eed 
in percen 
o 
f 
lve of pro 
cent. 
Va 
* 
/o/ ; 
Fic. 13.—To accompany table XV 
The results show no correlation between percentage of sugar, 
weight, or sugar content of the root and the average value of the 
same quality in its progeny. There is no constant relationship 
