Advances and Challenges in the Breeding of Salt-Tolerant Rice
Abstract
:1. Introduction
2. Salt-Tolerant Rice Identification and Evaluation Methods
3. Salt Stress Affects Rice Growth and Grain Quality
4. Breeding of Salt-Tolerant Rice Varieties
5. Mapping and Cloning of Salt-Tolerant Genes/QTLs
6. Biotechnology Promises to Accelerate Breeding of Salt-Tolerant Rice Cultivars
7. Challenges and Perspectives
Author Contributions
Funding
Conflicts of Interest
References
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Material Code | Plant Height (cm) | Panicle Length (cm) | Tiller Number | Yield (kg/hectare) | ||||
---|---|---|---|---|---|---|---|---|
Control | Salt | Control | Salt | Control | Salt | Control | Salt | |
DYST1 | 94.6 ± 1.8 | 73.1 ± 3.5 | 21.6 ± 0.7 | 19.4 ± 1.0 | 8.0 ± 1.2 | 5.6 ± 0.5 | 6438.0 | 6271.5 |
DYST2 | 92.8 ± 3.2 | 71.8 ± 3.0 | 18.2 ± 1.8 | 16.9 ± 1.2 | 10.6 ± 1.5 | 9.6 ± 0.9 | 7159.5 | 5106.0 |
DYST3 | 91.3 ± 4.1 | 64.9 ± 4.2 | 19.2 ± 1.6 | 17.4 ± 1.5 | 13.0 ± 0.7 | 7.2 ± 1.1 | 8325.0 | 4662.0 |
DYST4 | 91.5 ± 3.9 | 78.8 ± 4.0 | 19.2 ± 1.1 | 18.4 ± 1.8 | 11.4 ± 1.8 | 8.0 ± 2.0 | 7270.5 | 6216.0 |
DYST5 | 99.7 ± 2.6 | 83.3 ± 1.8 | 22.8 ± 1.3 | 20.3 ± 1.6 | 11.8 ± 1.8 | 8.8 ± 2.2 | 8325.0 | 5217.0 |
DYST6 | 95.6 ± 1.0 | 74.6 ± 3.6 | 21.0 ± 0.6 | 18.9 ± 0.9 | 13.2 ± 0.8 | 11.0 ± 2.9 | 8103.0 | 5050.5 |
DYST7 | 91.6 ± 2.6 | 79.4 ± 5.4 | 21.8 ± 1.3 | 20.5 ± 0.7 | 11.8 ± 2.2 | 10.6 ± 1.7 | 6993.0 | 5050.5 |
DYST8 | 96.0 ± 3.1 | 81.5 ± 3.0 | 21.3 ± 0.7 | 20.3 ± 1.3 | 12.0 ± 1.4 | 10.8 ± 2.3 | 7992.0 | 5827.5 |
DYST9 | 95.6 ± 2.8 | 80.6 ± 3.0 | 21.3 ± 1.2 | 20.6 ± 1.1 | 11.6 ± 1.8 | 10.2 ± 2.9 | 8268.8 | 5142.0 |
DYST10 | 95.2 ± 1.8 | 83.0 ± 1.0 | 20.4 ± 1.6 | 19.7 ± 1.4 | 11.2 ± 2.4 | 10.2 ± 1.6 | 8880.0 | 5550.0 |
Parents | Number of QTLs | Stage | Reference |
---|---|---|---|
Capsule × BRRI dhan29 | 30 | seedling | [54] |
DJ15 × Koshihikari | 9 | seedling | [55] |
Hasawi × IR29 | 20 | seedling | [56] |
CSR27 × MI48 | 25 | seedling, vegetative and reproductive | [57] |
Xiushui09 × IR2061-520-6-9 | 47 | seedling | [58] |
At354 × Bg352 | 6 | seedling | [59] |
Pokkali × Bengal | 50 | seedling | [60] |
Cheriviruppu8 × Pusa Basmati 1 | 16 | reproductive | [61] |
Teqing × Oryza rufipogon Griff | 15 | seedling | [62] |
Milyang 23 × Gihobyeo | 2 | seedling | [52] |
Nona Bokra × Koshihikari | 11 | seedling | [48] |
CSR27 × MI48 | 8 | maturity | [63] |
Nona Bokra × Jupiter | 33 | seedling | [64] |
IR75862 × Ce258/Zhongguangxiang1 | 18 | seedling | [65] |
Pokkali × IR36 | 6 | maturity | [49] |
Tarommahali × Khazar | 2 | seedling | [66] |
Jiucaiqing × IR26 | 22 | seedling | [67] |
Jiucaiqing × IR26 | 16 | germination | [68] |
9311 × Oryza rufipogon Griff | 10 | seedling | [69] |
Dongnong425 × Changbai10 | 13 | seedling | [70] |
Pokkali × IR29 | 17 | seedling | [50] |
Genes Name | Accession Number | Gene Function |
---|---|---|
OsSOS1 | Os12g0641100 | Exports Na+ ions out of cells, positively regulates salt tolerance |
OsHKT1;1 | Os04g0607500 | Mediate Na+-specific transport, positively regulates salt tolerance |
OsHKT1;4 | Os04g0607600 | Mediate Na+-specific transport, positively regulates salt tolerance |
OsHAK21 | Os03g0576200 | K+ transporter, positively regulates salt tolerance |
OsEIN2 | Os07g0155600 | Ethylene signaling component, negatively regulates salt tolerance |
OsEIL1 | Os03g0324300 | Ethylene signaling component, negatively regulates salt tolerance |
OsEIL2 | Os07g0685700 | Ethylene signaling component, negatively regulates salt tolerance |
OsAPX2 | Os07g0694700 | Encoding ascorbate peroxidases, positively regulates salt tolerance |
OsCPK12 | Os04g0560600 | Encoding a calcium-dependent protein kinase, positively regulates salt tolerance |
DST | Os03g0786400 | Encoding Zinc-finger protein, negatively regulates salt tolerance |
SIT1 | Os02g0640500 | Encoding a lectin receptor-like kinase, positively regulates salt tolerance |
OsDOF15 | Os03g0764900 | Encoding a DOF-binding with one finger transcription factor, negatively regulates salt tolerance |
OsTIR1 | Os05g0150500 | Auxin receptor, positively regulates salt tolerance |
OsAFB2 | Os04g0395600 | Auxin receptor, positively regulates salt tolerance |
OsGA2ox5 | Os07g0103500 | Encoding a gibberellin metabolism enzyme, positively regulates salt tolerance |
OsTIR1 | Os05g0150500 | Auxin receptor, positively regulates salt tolerance |
DRO1 | Os07g0614400 | Associated with root angle modifications, negatively regulates salt tolerance |
OsEXPA7 | Os03g0822000 | Encoding cell wall-loosening proteins, positively regulates salt tolerance |
OsPIL14 | Os07g0143200 | Phytochrome interacting factor like gene, positively regulates salt tolerance |
SLR1 | Os03g0707600 | rice DELLA protein, GA signaling suppressor, positively regulates salt tolerance |
OsDSK2a | Os03g0131300 | The UBL-UBA protein, negatively regulates salt tolerance |
IDS1 | Os03g0818800 | Encoding an apetala2/ethylene response factor transcription factor, negatively regulates salt tolerance |
AGO2 | Os04g0615700 | Encoding a ARGONAUTE family protein, positively regulates salt tolerance |
BG3 | Os01g0680200 | A putative cytokinin transporter, positively regulates salt tolerance |
OsRR2 | Os06g0183100 | Encoding a B-type response regulator, negatively regulates salt tolerance |
OsRR9 | Os11g0143300 | Negative regulators of cytokinin signaling, negatively regulates salt tolerance |
OsRR10 | Os12g0139400 | Negative regulators of cytokinin signaling, negatively regulates salt tolerance |
OsC2DP | Os09g0571200 | Encoding a novel C2 domain-containing protein, positively regulates salt tolerance |
OsOTS1 | Os06g0487900 | The ubiquitin-like protease class of SUMO protease, positively regulates salt tolerance |
OsZFP179 | Os01g0839100 | Encoding C2H2-type zinc-finger protein, positively regulates salt tolerance |
OsZFP182 | Os03g0820300 | Encoding TFIIIA-type zinc-finger protein, positively regulates salt tolerance |
OsZFP185 | Os02g0195600 | Encoding A20/AN1-type zinc-finger protein, negatively regulates salt tolerance |
OsZFP213 | Os12g0617000 | Encoding C2H2-type zinc-finger protein, positively regulates salt tolerance |
OsZFP245 | Os07g0587400 | Encoding TFIIIA-type zinc-finger protein, positively regulates salt tolerance |
OsZFP252 | Os12g0583700 | Encoding TFIIIA-type zinc-finger protein, positively regulates salt tolerance |
OsMGT1 | Os01g0869200 | A rice Mg2+ transporter, positively regulates salt tolerance |
CYP71D8L | Os02g0184900 | Encoding a cytochrome P450 monooxygenases, positively regulates salt tolerance |
OsCYP94C2b | Os12g0150200 | Encoding a JA-catabolizing enzyme, positively regulates salt tolerance |
OsVTC1-1 | Os01g0847200 | GDP-D-mannose pyrophosphorylase (GMPase) catalyzes the synthesis of GDP-D-mannose, positively regulates salt tolerance |
OsVTC1-3 | Os03g0268400 | GDP-D-mannose pyrophosphorylase (GMPase) catalyzes the synthesis of GDP-D-mannose, positively regulates salt tolerance |
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Qin, H.; Li, Y.; Huang, R. Advances and Challenges in the Breeding of Salt-Tolerant Rice. Int. J. Mol. Sci. 2020, 21, 8385. https://doi.org/10.3390/ijms21218385
Qin H, Li Y, Huang R. Advances and Challenges in the Breeding of Salt-Tolerant Rice. International Journal of Molecular Sciences. 2020; 21(21):8385. https://doi.org/10.3390/ijms21218385
Chicago/Turabian StyleQin, Hua, Yuxiang Li, and Rongfeng Huang. 2020. "Advances and Challenges in the Breeding of Salt-Tolerant Rice" International Journal of Molecular Sciences 21, no. 21: 8385. https://doi.org/10.3390/ijms21218385