Drought Yield QTL (qDTY) with Consistent Effects on Morphological and Agronomical Traits of Two Populations of New Rice (Oryza sativa) Lines
Abstract
:1. Introduction
2. Results
2.1. Drought Imposition
2.2. Assortment of PLs into qDTY Classes
2.3. Effects of qDTY Classes
2.4. Performance of Selected MRQ74 PLs and MR219 PLs
2.5. Correlation between Traits under NS and RS
2.6. Heritability of Traits under NS and RS
3. Discussion
4. Materials and Methods
4.1. Plant Materials
4.2. RS and NS Preparation and Experimental Design
4.3. Collection and Analysis of Morphological and Agronomical Traits
4.4. Genotyping for qDTY Validation
4.5. Analysis of Variances, Heritability, Correlation and qDTY Class Analysis
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Traits | Environment | qDTY Classes | |||||||
---|---|---|---|---|---|---|---|---|---|
A | B | C | D | E | F | G | MRQ74 | ||
DTF | NS | 87.17 c | 91.00 ab | 89.67 b | 84.63 d | 88.75 b | 76.20 e | 75.67 e | 93.00 a |
RS | 90.92 a | 91.50 ab | 86.33 abc | 84.06 bc | 91.00 a | 79.70 c | 80.00 c | 89.00 abc | |
PH | NS | 54.17 bc | 48.00 c | 63.33 a | 54.00 bc | 55.63 b | 52.00 bc | 54.67 bc | 48.00 c |
RS | 58.14 bc | 48.32 de | 65.75 a | 55.49 cd | 60.43 ab | 47.57 c | 55.95 bcd | 58.17 abcd | |
NP | NS | 10.63 ab | 6.50 ab | 8.50 ab | 11.81 a | 9.75 ab | 7.10 b | 7.33 ab | 12.50 ab |
RS | 10.75 a | 6.50 a | 8.17 a | 11.19 a | 11.63 a | 8.80 a | 10.00 a | 14.50 a | |
CC | NS | 43.65 c | 43.55 bc | 43.70 bc | 44.08 bc | 43.28 c | 47.16 a | 45.53 ab | 42.20 c |
RS | 42.23 c | 41.27 bc | 42.23 bc | 42.98 bc | 42.09 bc | 44.51 a | 43.92 ab | 42.60 abc | |
LR | RS | 1.79 bc | 1.00 cd | 1.17 d | 1.94 b | 1.50 bcd | 2.00 b | 2.00 b | 3.00 a |
RW | NS | 2.05 c | 1.66 f | 1.66 f | 1.95 d | 2.27 b | 1.67 f | 1.86 e | 2.81 a |
RS | 2.24 b | 1.53 bc | 1.94 bc | 2.20 b | 2.31 b | 1.50 c | 1.83 bc | 3.66 a | |
RL | NS | 9.72 c | 7.72 f | 7.40 g | 9.35 d | 11.08 b | 7.65 f | 8.53 e | 14.17 a |
RS | 12.08 a | 9.73 ab | 10.95 ab | 11.61 d | 12.78 a | 9.25 b | 13.02 a | 13.88 a | |
GW | NS | 20.30 b | 15.50 d | 21.80 a | 18.80 c | 19.30 c | 20.60 b | 22.50 a | 18.40 c |
RS | 19.20 cd | 16.90 d | 24.10 a | 19.60 c | 20.10 bc | 21.30 b | 23.30 a | 17.2 d | |
GL | NS | 0.90 a | 0.80 a | 0.92 a | 1.21 a | 0.89 a | 0.89 a | 0.95 a | 0.85 a |
RS | 0.90 b | 0.90 ab | 0.96 a | 0.89 b | 0.92 ab | 0.94 a | 0.93 ab | 0.89 ab | |
GY | NS | 2715.36 c | 1446.93 e | 2316.93 d | 3381.47 b | 2460.30 d | 1882.03 e | 1711.60 e | 4361.20 a |
RS | 920.81 c | 521.85 cd | 1104.75 bc | 976.90 bc | 1826.58 a | 445.85 d | 915.88 bc | 1618.06 ab |
Traits | Environment | qDTY Classes | ||||||
---|---|---|---|---|---|---|---|---|
A | B | C | D | E | F | MR219 | ||
DTF | NS | 91.33 d | 85.90 e | 94.00 c | 83.80 f | 86.00 e | 95.50 b | 107.00 a |
RS | 92.50 bc | 85.85 de | 88.50 cd | 84.20 e | 86.00 de | 95.63 ab | 98.00 a | |
PH | NS | 62.00 bc | 60.30 c | 50.75 e | 57.00 d | 69.00 a | 55.00 de | 68.00 ab |
RS | 63.29 b | 59.33 c | 58.17 cd | 55.08 d | 64.00 bc | 55.38 d | 76.67 a | |
NP | NS | 7.33 a | 7.50 a | 5.00 bc | 5.77 b | 8.33 a | 4.50 c | 5.67 abc |
RS | 8.03 ab | 8.17 a | 9.42 a | 6.47 b | 6.67 ab | 6.08 b | 10.33 a | |
CC | NS | 40.38 a | 41.00 a | 40.90 a | 41.83 a | 39.43 a | 39.53 a | 39.00 a |
RS | 37.58 c | 39.80 ab | 39.42 abc | 40.78 a | 39.00 abc | 36.30 c | 36.17 bc | |
LR | RS | 0.58 abc | 0.39 bc | 0.50 abc | 0.68 a | 0.67 abc | 0.71 ab | 0.00 c |
RW | NS | 0.58 b | 0.76 ab | 0.80 ab | 0.68 ab | 0.67 ab | 0.66 ab | 1.36 a |
RS | 0.58 ab | 0.38 bc | 0.41 c | 0.34 c | 0.90 a | 0.56 abc | 0.82 ab | |
RL | NS | 15.53 ab | 14.52 abc | 13.63 abc | 13.38 c | 12.55 bc | 13.95 bc | 18.00 a |
RS | 13.41 ab | 11.16 bc | 12.63 abc | 9.88 c | 16.78 a | 12.22 abc | 13.38 abc | |
GW | NS | 19.30 a | 18.80 a | 14.50 c | 19.40 a | 19.10 ab | 17.40 b | 16.70 bc |
RS | 19.60 a | 19.20 a | 19.50 a | 18.60 a | 19.60 ab | 20.00 a | 13.50 b | |
GL | NS | 0.93 a | 0.97 a | 0.98 a | 0.95 a | 0.97 a | 0.95 a | 1.02 a |
RS | 0.92 a | 0.96 a | 0.97 a | 0.94 a | 0.93 a | 0.92 a | 0.97 a | |
GY | NS | 2702.31 a | 2269.58 b | 1811.84 bc | 2269.58 b | 2364.53 abc | 1708.23 c | 2286.23 abc |
RS | 2753.22 a | 1992.53 b | 1353.31 c | 1438.75 c | 2788.62 a | 1323.47 c | 2005.71 b |
Traits | MRQ74 PLs | MR219 PLs | ||
---|---|---|---|---|
Environment | NS | RS | NS | RS |
DTF | 0.99 | 0.66 | 0.99 | 0.83 |
PH | 0.89 | 0.86 | 0.80 | 0.88 |
NP | 0.68 | 0.34 | 0.88 | 0.48 |
CC | 0.69 | 0.55 | 0.67 | 0.53 |
LR | NA | 0.63 | NA | 0.49 |
RW | 0.99 | 0.14 | 0.00 | 0.10 |
RL | 1.00 | 0.33 | 0.69 | 0.39 |
GW | 0.93 | 0.85 | 0.92 | 0.00 |
GL | 0.05 | 0.53 | 0.99 | 0.99 |
GY | 0.98 | 0.87 | 0.91 | 0.96 |
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Mohd Ikmal, A.; Nurasyikin, Z.; Tuan Nur Aqlili Riana, T.A.; Puteri Dinie Ellina, Z.; Wickneswari, R.; Noraziyah, A.A.S. Drought Yield QTL (qDTY) with Consistent Effects on Morphological and Agronomical Traits of Two Populations of New Rice (Oryza sativa) Lines. Plants 2019, 8, 186. https://doi.org/10.3390/plants8060186
Mohd Ikmal A, Nurasyikin Z, Tuan Nur Aqlili Riana TA, Puteri Dinie Ellina Z, Wickneswari R, Noraziyah AAS. Drought Yield QTL (qDTY) with Consistent Effects on Morphological and Agronomical Traits of Two Populations of New Rice (Oryza sativa) Lines. Plants. 2019; 8(6):186. https://doi.org/10.3390/plants8060186
Chicago/Turabian StyleMohd Ikmal, Asmuni, Zainuddin Nurasyikin, Tuan Ali Tuan Nur Aqlili Riana, Zulkafli Puteri Dinie Ellina, Ratnam Wickneswari, and Abd Aziz Shamsudin Noraziyah. 2019. "Drought Yield QTL (qDTY) with Consistent Effects on Morphological and Agronomical Traits of Two Populations of New Rice (Oryza sativa) Lines" Plants 8, no. 6: 186. https://doi.org/10.3390/plants8060186