TABLE 1.

Clubroot resistance of parental lines and extreme pools in groups I and II.

ID	Group I		Group II
	DI	DIC (%)	DI	DIC (%)
GZ87	6.25 ± 0.82	25.00 ± 3.42	0.00 ± 0.00	0.00 ± 0.00
263	39.97 ± 2.69	86.67 ± 3.65	56.25 ± 5.38	100.00 ± 0.00
R pool	7.19 ± 2.35	18.50 ± 6.07	1.58 ± 2.81	5.43 ± 9.51
S pool	57.41 ± 6.17	96.43 ± 4.00	50.69 ± 12.13	88.83 ± 15.80