-10


1637
10
1918Jones
1934 0.4%
1944 56%
10
1956
1960
1963
10
10
10
10
10
10Stuber(1992)RFLP(QTL)
10
10
10



P152
10

10

10


1
10
2
10
3
10
10
10
10
10

10
10
2
10
10
10
2
10
10
10
10
10
10
10
10
10
F1
10
10
10
2
10
3
10
2
(test-crossing),(tester)(test cross variety)
10
10
10

10
10

10

10
A123……n1× A2× A3× A……n× AA×1 A×2A×3…… A×n GCA
10
10
10
10
10
10
10
10
10
10



1
10

10
10
3A×B×C
10
3 (double cross hybrid)
42A×B×C ×D
10
10
10
10

10

“”

10
10
10
×
×

1
2