Table 2 Comparison of survival rates between ratoon ‘Chaling’ CWR and other ratoon CWR accessions or different ratoon CCR phenotypes after overwinter in natural condition in Changsha, Hunan province, China (2008)
From: Studies on the cold tolerance of ratoon ‘Chaling’ common wild rice
Phenotypes or accessions | Classification | Number of plants before winter | Number of plants after winter | Overwinter survival rates (%) |
|---|---|---|---|---|
‘Chaling’ CWR | O. rufipongon | 20.0 ± 0.0 a | 20.0 ± 0.0 a | 100.0 ± 0.0 a |
‘Dongxiang’ CWR | O. rufipongon | 20.0 ± 0.0 a | 20.0 ± 0.0 a | 100.0 ± 0.0 a |
‘Fusui’ CWR | O. rufipongon | 20.0 ± 0.0 a | 16.7 ± 2.1 b | 83.3 ± 10.4 b |
‘Jiangyong’ CWR | O. rufipongon | 20.0 ± 0.0 a | 14.3 ± 1.5 bc | 71.7 ± 7.6 bc |
‘Liujiang’ CWR | O. rufipongon | 20.0 ± 0.0 a | 12.7 ± 1.2 c | 63.3 ± 5.8 c |
‘Hepu’ CWR | O. rufipongon | 20.0 ± 0.0 a | 0.0 ± 0.0 d | 0.0 ± 0.0 d |
‘Hainan’ CWR | O. rufipongon | 20.0 ± 0.0 a | 0.0 ± 0.0 d | 0.0 ± 0.0 d |
Nipponbare | O. sativa ssp. japonica | 20.0 ± 0.0 a | 0.0 ± 0.0 d | 0.0 ± 0.0 d |
Qiuguang | O. sativa ssp. japonica | 20.0 ± 0.0 a | 0.0 ± 0.0 d | 0.0 ± 0.0 d |
Dongnong 416 | O. sativa ssp. japonica | 20.0 ± 0.0 a | 0.0 ± 0.0 d | 0.0 ± 0.0 d |
01 Zhao 001 | O. sativa ssp. javanica | 20.0 ± 0.0 a | 0.0 ± 0.0 d | 0.0 ± 0.0 d |
01 Zhao 085 | O. sativa ssp. javanica | 20.0 ± 0.0 a | 0.0 ± 0.0 d | 0.0 ± 0.0 d |
01 Zhao 092 | O. sativa ssp. javanica | 20.0 ± 0.0 a | 0.0 ± 0.0 d | 0.0 ± 0.0 d |
Nanjing11 | O. sativa ssp. indica | 20.0 ± 0.0 a | 0.0 ± 0.0 d | 0.0 ± 0.0 d |
Guangluai 4 | O. sativa ssp. indica | 20.0 ± 0.0 a | 0.0 ± 0.0 d | 0.0 ± 0.0 d |
93-11 | O. sativa ssp. indica | 20.0 ± 0.0 a | 0.0 ± 0.0 d | 0.0 ± 0.0 d |
Liangyoupeijiu | O. sativa ssp. indica | 20.0 ± 0.0 a | 0.0 ± 0.0 d | 0.0 ± 0.0 d |
Peiai 64S | O. sativa ssp. indica | 20.0 ± 0.0 a | 0.0 ± 0.0 d | 0.0 ± 0.0 d |