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Table of contents
1. Grassland resilience
1.1 Resilience
1.2 Old-grow grasslands resilience
2. Vegetation dynamics
2.1 Plant community assembly
2.2 Dispersal filter
3. Ecology of seed dispersal
3.1 Seed dispersal
3.2 Studying seed dispersal
3.3 Dispersal over time and space
3.4 Dispersal across plant species
3.5 Seed rain
3.6 Secondary seed dispersal
3.7 Seed dispersal and restoration
4. Seed dispersal in campo rupestre
4.1 Campo rupestre
4.2 Campo rupestre resilience to human-caused disturbance
4.3 Seed dispersal dynamics in campo rupestre
4.4 Seed dispersal limitation in campo rupestre
5. Study area
6. Objectives
References
CHAPTER 1 – How have we studied seed rain in grasslands and what do we need to improve for better restoration?
1. Abstract
2. Conceptual implications
3. Introduction
4. Material and methods
4.1. Literature Survey and Grassland Classification
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4.2. Relevance of Seed Rain Studies to Restoration Ecology
4.3. Methodological Design
4.4. Methodologies and Data Reporting
5. Results
6. Discussion
6.1. General and Biogeographical Information
6.2. High Diversity of Estimates of Seed Rain
6.3. Sampling Effort and Lack of Standardization in the Use of Seed Traps
6.4. Methodologies and Data Reporting
6.5. Implications and Guidelines for Future Seed Rain Studies
References
CHAPTER 2 – A simple standard test to evaluate the efficiency of seed traps and of a seed sorting method to assess seed rain in a tropical grassland
1. Abstract
2. Introduction
3. Description and implementation
3.1. Seed traps
3.2. Standardized protocol
3.3. Proof of control
4. Results
5. Discussion
6. Conclusions
References
CHAPTER 3 – How can seed rain dynamics in disturbed and preserved areas help to understand the resilience of a megadiverse tropical grassland?
1. Abstract
2. Introduction
3. Material and methods
3.1. Study region
3.2. Sampling design
3.3. Statistical analyses
4. Results
4.1. Seed rain richness and diversity
4.2. Seed rain according to plot and seed trap
4.3. Temporal patterns of seed rain
4.4. Seed rain and floristic similarity between plot types
5. Discussion
6. Conclusions
References
CHAPTER 4 – Topsoil removal compromises campo rupestre regeneration by reshaping diaspore fate and interactions with potential ground-dwelling dispersers
1. Abstract
2. Introduction
3. Material and methods
3.1. Study area
3.2. Diaspores from native species
3.3. Sampling design
3.4. Statistical analyses
4. Results
4.1. 48-hour removal trial experiment
4.2. Diaspore observation experiment
4.3. Ant diaspore interactions
5. Discussion
6. Conclusions
