How Fencing Affects the Soil Quality and Plant Biomass in the Grassland of the Loess Plateau
Abstract
:1. Introduction
2. Materials and Methods
2.1. Experimental Site
2.2. Experimental Design and Measurements
2.3. Statistical Analysis
3. Results
3.1. Plant Characteristics’ Response to Restoration Time
3.2. Soil Properties Response to Restoration Time
3.3. Soil Bulk Density, Carbon, Nitrogen, and Phosporus Stocks Response to Restoration Time
3.4. The Relations between Soil Properties Studied and Plant Biomass across the Succession
4. Discussion
5. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Ages | Altitude/m | Longitude | Latitude | Dominant Species |
---|---|---|---|---|
1a | 1762–1774 | 106°24′15.61′′ | 36°10′2.01′′ | Stipa bungeana; Artemisia scoparia; Potentilla acaulis; Heteropappus altaicus |
12a | 1778–1795 | 106°24′48.46′′ | 36°10′28.05′′ | Thymus mongolicus; Leymus secalinus; Artemisia scoparia; Stipa bungeana |
20a | 2077–2104 | 106°23′20.87′′ | 36°16′32.46′′ | Heteropappus altaicus; Cyperaceae; Thymus mongolicus; Artemisia vestita |
30a | 2083–2115 | 106°23′15.76′′ | 36°16′2.14′′ | Artemisia vestita; Stipa przewalskii; Heteropappus altaicus |
Soil Properties | BGB | AGB | TB | Cover | S | H |
---|---|---|---|---|---|---|
BD | −0.786 ** | −0.776 ** | −0.811 ** | −0.752 ** | −0.656 ** | −0.696 ** |
SOC | 0.697 ** | 0.669 ** | 0.708 ** | 0.697 ** | 0.741 ** | 0.785 ** |
TN | 0.736 ** | 0.661 ** | 0.717 ** | 0.685 ** | 0.758 ** | 0.790 ** |
TP | −0.16 | −0.275 | −0.241 | −0.341 | −0.267 | −0.252 |
C-stocks | 0.318 | 0.289 | 0.314 | 0.331 | 0.467 * | 0.489 * |
N-stocks | 0.382 | 0.307 | 0.349 | 0.346 | 0.506 * | 0.513 * |
P-stocks | −0.632 ** | −0.696 ** | −0.698 ** | −0.726 ** | −0.609 ** | −0.631 ** |
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Zeng, Q.; Liu, Y.; Xiao, L.; Huang, Y. How Fencing Affects the Soil Quality and Plant Biomass in the Grassland of the Loess Plateau. Int. J. Environ. Res. Public Health 2017, 14, 1117. https://doi.org/10.3390/ijerph14101117
Zeng Q, Liu Y, Xiao L, Huang Y. How Fencing Affects the Soil Quality and Plant Biomass in the Grassland of the Loess Plateau. International Journal of Environmental Research and Public Health. 2017; 14(10):1117. https://doi.org/10.3390/ijerph14101117
Chicago/Turabian StyleZeng, Quanchao, Yang Liu, Li Xiao, and Yimei Huang. 2017. "How Fencing Affects the Soil Quality and Plant Biomass in the Grassland of the Loess Plateau" International Journal of Environmental Research and Public Health 14, no. 10: 1117. https://doi.org/10.3390/ijerph14101117