TABLE 3.
Clubroot-resistant loci presently known in Brassica rapa.
| Location | Source | Name of loci | Pathogen | Classification | References |
| A01 | G004 (Siloga derived) | Crr2 | Wakayama-01 | Williams (race 4) | Suwabe et al., 2003 |
| A01 | ECD04 | PbBa1.1 | Pb2, Pb7 | Williams (race 2, race 7) | Chen et al., 2013 |
| A02 | C9 (Debra derived) | CRc | K04 | n.a.a | Sakamoto et al., 2008 |
| A02 | T19 (Pluto derived) | Rcr8 | Pathotype 5x | Williams (race 5b) | Yu et al., 2017 |
| A03 | ECD04 | PbBa3.1 | Pb2 | Williams (race 2) | Chen et al., 2013 |
| A03 | ECD04 | PbBa3.2 | Pb10 | Williams (race 10) | Chen et al., 2013 |
| A03 | ECD04 | PbBa3.3 | Pb7 | Williams (race 7) | Chen et al., 2013 |
| A03 | Chinese cabbage inbred line 85-74 | CRd | Pb4 | Williams (race 4) | Pang et al., 2018 |
| A03 | N-WMR-3 (Milan White derived) | Crr3 | Ano-01 | Williams (race 4) | Hirai et al., 2004 |
| A03 | K10 (CR Kanko derived) | CRk | M85 and K04 | n.a.a | Sakamoto et al., 2008 |
| A03 | Chinese cabbage cultivar, CR Shinki | CRb | Pb4 | Williams (race 4) | Piao et al., 2004 |
| A03 | T19 (Pluto derived) | Rcr4 | Pathotypes 2, 3, 5, 6, and 8 | Williams | Yu et al., 2017 |
| A03 | ECD1, ECD2, ECD4 | BraA.CR.a | n.a. | n.a | Hirani et al., 2018 |
| A03 | ECD3 | BraA.CR.c | n.a. | n.a | Hirani et al., 2018 |
| A03 | ECD02 | BraA3P5X.CRa/b Kato1.1 | Pathotype 5x | Williams (race 5b) | Fredua-Agyeman et al., 2020 |
| A03 | ECD02 | BraA3P5X.CRa/b Kato1.2 | Pathotype 5x | Williams (race 5b) | Fredua-Agyeman et al., 2020 |
| A03 | Pak choy cv. ‘Flower Nabana’ | Rcr1 | Pathotype 3 | Williams (race 3) | Chu et al., 2014 |
| A03 | Chinese cabbage inbred line T 136-8 | CRa | Pathotype 2 | Williams (race 2) | Matsumoto et al., 1998 |
| A03 | Chinese cabbage cv. ‘Jazz’ | Rcr2 | Pathotype 3 | Williams (race 3) | Huang et al., 2017 |
| A06 | G004 (Siloga derived) | Crr4 | Wakayama-01, Ano-01 | Williams (race 4) | Suwabe et al., 2003 |
| A08 | G004 (Siloga derived) | Crr1 | Wakayama-01 | Williams (race 4) | Suwabe et al., 2003 |
| A08 | ECD1, ECD2, ECD3, ECD4 | BraA.CR.b | n.a. | n.a | Hirani et al., 2018 |
| A08 | ECD04 | PbBa8.1 | Pb4 | Williams (race 4) | Chen et al., 2013 |
| A08 | 96-6990-2 (Waaslander derived) | Rcr3 | Pathotype 3H | Williams (race 3) | Karim et al., 2020 |
| A08 | T19 (Pluto derived) | Rcr9 | Pathotype 5x | Williams (race 5b) | Yu et al., 2017 |
| A08 | ECD04 | Rcr9Wa | Pathotype 5x | Williams (race 5b) | Karim et al., 2020 |
an.a., not available. bPathotype 5x is a new pathotype identified by Yu et al. (2017).