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P 45
A
L 40
A
T 35
A
B 30
I
L 25
I
T 20
Y
15
i 10
N
D 5
E
X 0
16x19 16x18 15x18 17x19 17x18 clone 39
e 2.--Hare palatability of backcrosses between B. pendula and B. platyphylla. Mother trees (15,16 and 17)are hybrids
between the two species and full sibs. Father trees (18,19 and 21) are South Finnish plus trees. For more details see
Figure 1. Mean +S.E.
P
A
L 60
A [] B.alleghaniensis
T
A
50
B
I
L
40
I 30 mB.pendula
T [] hybrid [] hybrid
Y
20
[] hybrid
I r = -.794
N 10 p = .109
D
E 0 _-- I I I I I I ; I : :
X
62 63 64 65 66 67 68 69 70 71 72 73
SEEDLINGHEIGHT(cm)
•e 3.--Relationship between seedling growth and hare palatability. Material is the same as in Figure 1- H is for hybrid
(backcross). Clone 39 is omitted because plantlets were ca. 2-yr-old; seedlings were 1-yr-old.
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