Íslenskar landbúnaðarrannsóknir - 01.03.1970, Side 64

62 ÍSLENZKAR LANDBÚNAÐARRANNSÓKNIR
TABLE 22
Effects of allele parameters a2, b2 and c2 on variation in segregation ratios.
Matings A2A5 X A5A5 and A5A5 X -A2A5 excluded
Parameters estimated Due to parameters Remainder
DF X2 Prob. DF X2 Prob.
I. Reciprocal matings separate
None 138 117.643 0.80 > P> 0.70
a2, b2 2 1.728 0.50 > P > 0.30 136 115.915 0.80 >P> 0.70
2. Recij orocal matings added
None 97 68.854 0.98 > P > 0.95
C2 1 1.435 0.30 > P > 0.20 97 67.419 0.98 > P > 0.95
TABLE 23
Segregation of alleles A2 and A5 according to birth-year of progeny
Mating
Birthyear of progeny A2A5 X A0A5 A0A5 X AsAg A5A5 x A2A5
Colours Colours Colours
02 + 06 05 + 09 02 + 06 05 + 09 02 + 06 05 + 09
1953 0 0 0 0 1 0
1954 0 0 0 0 2 2
1955 3 0 4 9 3 1
1956 3 4 5 10 5 8
1957 3 2 9 7 8 13
1958 5 5 12 20 11 14
1959 16 4 8 12 6 11
1960 7 4 7 6 3 6
1961 5 2 4 8 11 15
Total 42 21 49 72 50 70
1953-1958 .... 14 11 30 46 30 38
1959-1961 .... 28 10 19 26 20 32
Fleterogenity 2.122 0.089 0.388
X2’ DF=1