Abscisic Acid May Play a Critical Role in the Moderating Effect of Epichloë Endophyte on Achnatherum inebrians under Drought Stress
Abstract
:1. Introduction
2. Materials and Methods
2.1. Plant Material
2.2. Experimental Design
2.3. Measurement Protocols
2.3.1. Chlorophyll Content
2.3.2. Photosynthetic Indexes
2.3.3. Biomass Production and Growth
2.3.4. Statistical Analysis
3. Results
3.1. Plant Growth Parameters of EI and EF Plants
3.1.1. Plant Height and Tiller Number
3.1.2. Biomass
3.2. Photosynthetic Indexes of EI and EF Plants
3.2.1. Chlorophyll Content
3.2.2. Photosynthetic Rate
3.2.3. Transpiration Rate
3.2.4. Stomatal Conductance
3.2.5. Intercellular Carbon Dioxide Concentration
3.3. SEM for the Interactive Effects of Endophyte, Water and ABA on DHG Biomass
4. Discussion
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Treatments | df | Plant Height | Tiller Number | Shoot Dry Biomass | Root Dry Biomass | ||||
---|---|---|---|---|---|---|---|---|---|
F | p | F | p | F | p | F | p | ||
W | 1 | 0.322 | 0.573 | 20.281 | <0.000 | 5.684 | 0.021 | 17.957 | <0.000 |
A | 2 | 114.111 | <0.000 | 76.504 | <0.000 | 16.278 | <0.000 | 33.640 | <0.000 |
E | 1 | 185.884 | <0.000 | 16.133 | <0.000 | 33.324 | <0.000 | 9.857 | 0.003 |
W × A | 2 | 4.709 | 0.014 | 11.437 | <0.000 | 1.774 | 0.181 | 4.063 | 0.023 |
W × E | 1 | 1.787 | 0.188 | 3.333 | 0.074 | 1.630 | 0.208 | 1.377 | 0.246 |
A × E | 2 | 13.561 | <0.000 | 0.533 | 0.59 | 0.742 | 0.481 | 0.852 | 0.433 |
W × A × E | 2 | 1.302 | 0.281 | 0.533 | 0.59 | 1.093 | 0.343 | 0.021 | 0.980 |
Treatments | df | Chlorophyll Content | Photosynthetic Rate | Transpiration Rate | Stomatal Conductance | Intercellular Dioxide Concentration | |||||
---|---|---|---|---|---|---|---|---|---|---|---|
F | p | F | p | F | p | F | p | F | p | ||
W | 1 | 20.383 | <0.001 | 2.456 | 0.124 | 0.016 | 0.901 | 1.383 | 0.245 | 5.150 | 0.028 |
A | 2 | 205.192 | <0.001 | 294.803 | <0.001 | 15.975 | <0.001 | 23.799 | <0.001 | 252.561 | <0.001 |
E | 1 | 425.305 | <0.001 | 82.563 | <0.001 | 73.141 | <0.001 | 59.181 | <0.001 | 225.034 | <0.001 |
W × A | 2 | 12.189 | <0.001 | 0.679 | 0.512 | 7.651 | <0.001 | 8.840 | <0.001 | 14.606 | <0.001 |
W × E | 1 | 1.085 | 0.303 | 0.005 | 0.944 | 4.648 | <0.001 | 3.850 | 0.056 | 6.923 | 0.011 |
A × E | 2 | 27.756 | <0.001 | 12.402 | <0.001 | 44.930 | <0.001 | 46.957 | <0.001 | 12.100 | <0.001 |
W × A × E | 2 | 2.223 | 0.119 | 1.989 | 0.148 | 3.324 | 0.044 | 2.883 | 0.066 | 25.648 | <0.001 |
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Cui, X.; He, W.; Christensen, M.J.; Yue, J.; Zeng, F.; Zhang, X.; Nan, Z.; Xia, C. Abscisic Acid May Play a Critical Role in the Moderating Effect of Epichloë Endophyte on Achnatherum inebrians under Drought Stress. J. Fungi 2022, 8, 1140. https://doi.org/10.3390/jof8111140
Cui X, He W, Christensen MJ, Yue J, Zeng F, Zhang X, Nan Z, Xia C. Abscisic Acid May Play a Critical Role in the Moderating Effect of Epichloë Endophyte on Achnatherum inebrians under Drought Stress. Journal of Fungi. 2022; 8(11):1140. https://doi.org/10.3390/jof8111140
Chicago/Turabian StyleCui, Xuelian, Wen He, Michael John. Christensen, Jinfeng Yue, Fanbin Zeng, Xingxu Zhang, Zhibiao Nan, and Chao Xia. 2022. "Abscisic Acid May Play a Critical Role in the Moderating Effect of Epichloë Endophyte on Achnatherum inebrians under Drought Stress" Journal of Fungi 8, no. 11: 1140. https://doi.org/10.3390/jof8111140