Breeding Efficiency for Salt Tolerance in Alfalfa
Abstract
:1. Introduction
2. Materials and Methods
2.1. Plant Materials
2.2. Test Sites and Establishment
2.3. Data Collection
2.4. Design and Analysis
3. Results
3.1. Forage Mass
3.2. Stem Length, Leaf-to-Stem Ratio (LSR), and Number of Nodes
3.3. Forage Nutritive Value
4. Discussion
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Population/Line | Harvest 1 | Harvest 2 | Harvest 3 | Yearly Production | ||||
---|---|---|---|---|---|---|---|---|
Kg ha−1 | ||||||||
BC79S | Non-Stressed | |||||||
1-1 | 4144 | a | 2497 | b | 2456 | b | 9098 | b |
3-1 | 4230 | a | 2646 | ab | 2289 | c | 9166 | b |
5-1 | 3737 | b | 2843 | a | 2235 | c | 8814 | c |
Parental Mean | 4165 | a | 2791 | a | 2636 | a | 9592 | a |
CS | ||||||||
7-3 | 3693 | ab | 3683 | a | 3744 | a | 11,119 | a |
13-1 | 3480 | b | 3255 | c | 3240 | b | 9975 | d |
15-4 | 3583 | ab | 3415 | bc | 3550 | a | 10,547 | c |
Parental Mean | 3732 | a | 3475 | b | 3608 | a | 10,816 | b |
SII | ||||||||
4-1 | 3732 | a | 2625 | c | 2547 | b | 8904 | bc |
8-1 | 3335 | bc | 2938 | bc | 2471 | b | 8744 | c |
8-2 | 3710 | a | 3335 | a | 2946 | a | 9992 | a |
17-2 | 3462 | b | 3144 | ab | 2482 | b | 9087 | b |
Parental Mean | 3147 | c | 2848 | c | 2463 | b | 8457 | d |
BC79S | Salt-Stressed | |||||||
1-1 | 2142 | b | 1602 | b | 1581 | c | 5325 | b |
3-1 | 2057 | b | 1564 | bc | 1723 | b | 5344 | b |
5-1 | 2451 | a | 2102 | a | 2231 | a | 6784 | a |
Parental Mean | 2193 | b | 1427 | c | 1215 | d | 4835 | c |
CS | ||||||||
7-3 | 1960 | b | 1910 | a | 2307 | a | 6178 | a |
13-1 | 2138 | a | 1912 | a | 2019 | b | 6069 | ab |
15-4 | 1983 | b | 1891 | a | 2063 | b | 5937 | b |
Parental Mean | 1787 | c | 1516 | b | 1695 | c | 4998 | c |
SII | ||||||||
4-1 | 2307 | ab | 1850 | ab | 1990 | b | 6147 | b |
8-1 | 2133 | bc | 1778 | b | 2074 | b | 5986 | c |
8-2 | 2118 | bc | 1991 | a | 2414 | a | 6524 | a |
17-2 | 1996 | c | 1851 | ab | 2101 | b | 5947 | c |
Parental Mean | 1768 | d | 1549 | c | 1787 | c | 5103 | d |
Population | Stem Length | LSR | Nodes per Stem | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Non-Stressed | Salt-Stressed | Non-Stressed | Salt-Stressed | Non-Stressed | Salt-Stressed | |||||||
cm | Count | |||||||||||
BC79S | ||||||||||||
1-1 | 46.2 | c | 35.8 | a | 1.08 | a | 1.53 | b | 11.3 | b | 9.6 | a |
3-1 | 50.0 | c | 31.8 | bc | 1.04 | ab | 1.59 | b | 11.8 | ab | 9.5 | a |
5-1 | 56.3 | ab | 35.2 | ab | 1.01 | ab | 1.55 | b | 12.4 | a | 8.7 | ab |
Parental Mean | 60.3 | a | 30.8 | c | 0.94 | b | 1.81 | a | 12.5 | a | 8.4 | b |
CS | ||||||||||||
7-3 | 77.7 | a | 47.8 | a | 0.79 | a | 1.17 | a | 13.9 | a | 9.6 | a |
13-1 | 68.3 | b | 46.6 | a | 0.88 | a | 1.12 | a | 13.4 | ab | 10.0 | a |
15-4 | 71.6 | b | 46.2 | a | 0.92 | a | 1.06 | a | 14.1 | a | 9.7 | a |
Parental Mean | 63.0 | c | 45.9 | a | 0.81 | a | 1.12 | a | 12.6 | b | 9.5 | a |
SII | ||||||||||||
4-1 | 63.6 | ab | 50.2 | a | 0.98 | bc | 0.95 | b | 12.7 | a | 9.3 | a |
8-1 | 53.9 | c | 45.6 | b | 1.04 | ab | 1.14 | a | 12.1 | a | 8.4 | b |
8-2 | 64.6 | a | 49.7 | a | 0.89 | c | 1.08 | a | 12.4 | a | 9.7 | a |
17-2 | 60.5 | b | 46.2 | ab | 0.90 | c | 1.12 | a | 12.9 | a | 9.3 | a |
Parental Mean | 65.0 | a | 46.8 | ab | 1.13 | a | 1.14 | a | 12.9 | a | 9.6 | a |
Population | Crude Protein | Neutral Detergent Fibers | ||||||
---|---|---|---|---|---|---|---|---|
Non-Stressed | Salt-Stressed | Non-Stressed | Salt-Stressed | |||||
g kg−1 | ||||||||
BC79S | ||||||||
1-1 | 201 | b | 237 | a | 346 | a | 318 | b |
3-1 | 211 | a | 247 | a | 332 | a | 305 | c |
5-1 | 205 | ab | 234 | b | 330 | a | 335 | a |
Parental Mean | 205 | ab | 243 | ab | 345 | a | 305 | c |
CS | ||||||||
7-3 | 191 | a | 214 | a | 361 | a | 353 | a |
13-1 | 198 | a | 230 | a | 348 | a | 332 | b |
15-4 | 192 | a | 230 | a | 362 | a | 331 | b |
Parental Mean | 195 | a | 228 | a | 362 | a | 334 | b |
SII | ||||||||
4-1 | 209 | a | 229 | a | 330 | bc | 337 | ab |
8-1 | 203 | ab | 231 | a | 325 | c | 328 | b |
8-2 | 193 | c | 219 | b | 343 | ab | 343 | a |
17-2 | 190 | c | 228 | ab | 358 | a | 333 | ab |
Parental Mean | 201 | b | 232 | a | 345 | ab | 331 | ab |
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Peel, M.D.; Anower, M.R.; Wu, Y. Breeding Efficiency for Salt Tolerance in Alfalfa. Life 2023, 13, 2188. https://doi.org/10.3390/life13112188
Peel MD, Anower MR, Wu Y. Breeding Efficiency for Salt Tolerance in Alfalfa. Life. 2023; 13(11):2188. https://doi.org/10.3390/life13112188
Chicago/Turabian StylePeel, Michael D., M. Rokebul Anower, and Yajun Wu. 2023. "Breeding Efficiency for Salt Tolerance in Alfalfa" Life 13, no. 11: 2188. https://doi.org/10.3390/life13112188