Soil Nutrient and Vegetation Diversity Patterns of Alpine Wetlands on the Qinghai-Tibetan Plateau
Abstract
:1. Introduction
2. Materials and Methods
2.1. Study Site
2.2. Plant Species Diversity Index Measurements
2.3. Soil and Plant Sampling and Analysis
2.4. Data Analysis
3. Results
3.1. Plant Composition
3.2. Spatial Patterns of Vegetation Biomass and Species Diversity
3.3. Nutrient Concentrations and N:P Ratios in Surface Soils
3.4. Relationships between Vegetation Biomass, Cover, Species Diversity, and Nutrient Availability
3.5. Relationships between Vegetation Biomass, Cover, Species Diversity, and Soil Attributes
4. Discussion
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Variables | Aboveground Biomass | Vegetation Cover | R0 | H | J | D |
Total nitrogen | 0.006 | −0.231 ** | 0.376 ** | 0.236 ** | −0.056 | 0.105 |
Total phosphorus | −0.090 | −0.246 ** | 0.469 ** | 0.371 ** | −0.007 | 0.188 ** |
Total potassium | −0.160 ** | −0.209 ** | 0.392 ** | 0.285 ** | −0.064 | 0.101 |
N:P | 0.137 * | 0.013 | −0.249 ** | −0.279 ** | −0.064 | −0.164 ** |
Soil organic carbon | 0.198 ** | 0.186 ** | −0.189 ** | −0.132 * | 0.087 | −0.052 |
pH | −0.269 ** | 0.025 | −0.040 | −0.012 | −0.027 | 0.016 |
soil bulk density | −0.121 * | −0.199 ** | 0.471 ** | 0.348 ** | −0.034 | 0.161 ** |
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Ma, M.; Zhu, Y.; Wei, Y.; Zhao, N. Soil Nutrient and Vegetation Diversity Patterns of Alpine Wetlands on the Qinghai-Tibetan Plateau. Sustainability 2021, 13, 6221. https://doi.org/10.3390/su13116221
Ma M, Zhu Y, Wei Y, Zhao N. Soil Nutrient and Vegetation Diversity Patterns of Alpine Wetlands on the Qinghai-Tibetan Plateau. Sustainability. 2021; 13(11):6221. https://doi.org/10.3390/su13116221
Chicago/Turabian StyleMa, Muyuan, Yaojun Zhu, Yuanyun Wei, and Nana Zhao. 2021. "Soil Nutrient and Vegetation Diversity Patterns of Alpine Wetlands on the Qinghai-Tibetan Plateau" Sustainability 13, no. 11: 6221. https://doi.org/10.3390/su13116221