Soil Seed Banks of Dry Tropical Forests under Different Land Management
Abstract
1. Introduction
2. Materials and Methods
2.1. Study Area
2.2. Sampling Sites Selection
2.3. Statistical Analysis
3. Results
Fixed Effects | Estimate | EE | z-Score | Significance Level |
---|---|---|---|---|
Reference condition (RC) | 10.598 | 0.3371 | 3.144 | 0.00167 ** |
Livestock + exotic pasture (L + Ps) | 0.8391 | 0.3378 | 2.484 | 0.01300 * |
Roller-chopping + logging (Rch + Log) | 0.5910 | 0.3389 | 1.744 | 0.08118 |
Livestock + wildfires (L + Wf) | 0.3446 | 0.3402 | 1.013 | 0.31105 |
Median Value (g) | Average (g) | Standard Deviations (g) | |
---|---|---|---|
Leaf litter of reference condition forest (RC) | 46.3 | 60.1 a | 41.12 |
Leaf litter of roller-chopping + burnt forest (Rch + Wf) | 40 | 49.1 a | 41.21 |
Soil fraction of reference condition forest (RC) | 662.6 | 691.0 b | 188.47 |
Soil fraction of roller-chopping + burnt forest (Rch + Wf) | 766.1 | 730.8 b | 134.51 |
Species | Average Seed Density per Soil Sample | |||
---|---|---|---|---|
Reference Condition Forest (RC) | Rolled-Chopping + Wildfire Forest (Rch + Wf) | |||
Soil Fraction Leaf Litter | Soil Fraction Leaf Litter | |||
Schinopsis lorentzii | 48.5 a (31.13) | 30.66 a (30.98) | 1.66 b (1.86) | 2.6 b (3.32) |
Aspidosperma quebracho-blanco | 10.00 a (9.27) | 16.00 a (10.43) | 11.50 a (21.53) | 3.8 b (5.7) |
Sarcomphalus mistol | 12.33 a (12.14) | 24.33 a (24.32) | 7.83 a (3.92) | 10.5 a (7.5) |
Neltuma nigra | 12.00 a (7.46) | 6.83 a (11.26) | 5.00 a (5.36) | 5.5 a (8.7) |
Vachellia aroma | 4.17 a (4.79) | 4.16 a (6.58) | 0.83 a (1.16) | 0.1 a (0.4) |
Senegalia gilliessii | 32.66 a (43.33) | 14.66 a (12.90) | 0.83 b (2.04) | 0.83 b (1.60) |
4. Discussion
5. Conclusions
Author Contributions
Funding
Data Availability Statement
Conflicts of Interest
References
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Species | Botany Family | Growth Habit | Relative Abundance of Seeds from Different Species in Soil Samples of Different Forest Types | ||||
---|---|---|---|---|---|---|---|
RC | L + Ps | Rch + log | L + Wf | L + F + A | |||
Schinopsis lorentzii | Anacardiaceae | T | 27.7 | 25.9 | 16.7 | 16.1 | 13.6 |
Aspidosperma quebracho-blanco | Apocynaceae | T | 63.6 | 18.2 | 0.0 | 18.2 | 0.0 |
Sarcomphalus mistol | Rhamnaceae | T | 41.2 | 0.0 | 35.3 | 11.8 | 11.8 |
Neltuma nigra | Fabaceae | T | 49.0 | 28.5 | 22.5 | 0.0 | 0.0 |
Atamisquea emarginata | Capparaceae | S | 45.5 | 0.0 | 45.5 | 9.1 | 0.0 |
Senegalia gilliesii | Fabaceae | S | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Vachellia aroma | Fabaceae | S | 0.0 | 0.0 | 21.6 | 64.9 | 13.4 |
Celtis ehrenbergiana | Cannabaceae | S | 0.0 | 0.0 | 0.0 | 0.0 | 100 |
Condalia microphylla | Rhamnaceae | S | 0.0 | 0.0 | 0.0 | 0.0 | 100 |
Schinus fasciculatus | Anacardiaceae | S | 0.0 | 60.0 | 22.2 | 0.0 | 17.8 |
Ximena americana | Olacaceae | S | 0.0 | 0.0 | 100.0 | 0.0 | 0.0 |
Types of Forests | Seed Density per Sample in Forest Soils | |||||
---|---|---|---|---|---|---|
Median | Average | Standard Deviation | Richness (S) | Shannon Index | Simpson Index | |
Reference condition (RC) | 6.00 | 17.78 a | 21.63 | 6 | 0.876 | 2.144 |
Livestock + exotic pasture (L + Ps) | 6.00 | 12.66 a | 15.52 | 4 | 0.869 | 2.079 |
Roller-chopping + logging (Rch + Log) | 7.5 | 9.87 a | 8.29 | 7 | 1.211 | 2.653 |
Livestock + wildfires (L + Wf) | 2.00 | 7.71 b | 13.93 | 5 | 0.760 | 1.930 |
Overgrazed + fire + abandonment (L + WF + A) | 3.00 | 5.46 b | 8.17 | 6 | 0.883 | 1.722 |
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Bravo, S.J.d.V.; Abdala, N.R.; Ibáñez-Moro, A.V. Soil Seed Banks of Dry Tropical Forests under Different Land Management. Forests 2023, 14, 3. https://doi.org/10.3390/f14010003
Bravo SJdV, Abdala NR, Ibáñez-Moro AV. Soil Seed Banks of Dry Tropical Forests under Different Land Management. Forests. 2023; 14(1):3. https://doi.org/10.3390/f14010003
Chicago/Turabian StyleBravo, Sandra Josefina del Valle, Nelly Roxana Abdala, and Amalia Valeria Ibáñez-Moro. 2023. "Soil Seed Banks of Dry Tropical Forests under Different Land Management" Forests 14, no. 1: 3. https://doi.org/10.3390/f14010003
APA StyleBravo, S. J. d. V., Abdala, N. R., & Ibáñez-Moro, A. V. (2023). Soil Seed Banks of Dry Tropical Forests under Different Land Management. Forests, 14(1), 3. https://doi.org/10.3390/f14010003