声明
Abbreviations
CHAPTER 1 Introduction
1.1 Rice-animal co-culture as a need
1.2 Worldwide adoption of rice-animal co-culture
1.3 Environmental factors influencing rice-animal co-culture
1.4 Ecological benefits of rice-animal co-culture
1.4.1 Biodiversity
1.4.2 Resource and nutrient utilization
1.4.3 Water quality
1.5 Greenhouse gas emissions
1.5.1 Methane production
1.5.2 Nitrous oxide
1.6 Economic benefits of the co-culture system
1.7 Social benefits of the co-culture system
1.8 Constraints and future aspects
1.8.1 Constraints and Problems
1.8.2 Future aspects
CHAPTER 2 Rice-crab co-culture system provides new insights for sustainable agricultural production
2.1 Introduction
2.2 Materials and Methods
2.2.1 Study site and rice-crab system
2.2.2 Field Survey
2.2.3 Field experiment
2.3 Results
2.3.1 Field survey
2.3.2 Field Experiment
2.4 Discussion
CHAPTER 3 Apparent variations in soil nutrient dynamics and their composition in rice under integrated rice-crab co-culture system
3.1 Introduction
3.2 Materials and Methods
3.2.1 Study site description
3.2.2 Field survey
3.2.3 Experimental design
3.2.4 Sample collection
3.2.5 Sample analysis
3.2.6 Translocation of nutrients
3.2.7 Statistical analysis
3.3 Results
3.3.1 Effect of rice-crab co-culture system on nutrient dynamics in soil
3.3.2 Effect of rice-crab co-culture system on the nutrient composition of rice
3.3.3 Translocation of nutrients to grains
3.4 Discussion
3.4.1 Effect of co-culture system on soil pH and nutrients dynamics
3.4.2 Effect of co-culture system on plant nutrients composition
CHAPTER 4 Integrated rice-crab co-culture system reduces ammonia volatilization and global warming potential
4.1 Introduction
4.2 Materials and Methods
4.2.1 Study site description
4.2.2 Field survey
4.2.3 Experimental design
4.2.4 Measurement of field water nutrients concentrations
4.2.5 Measurement of field water quality
4.2.6 Measurement of gases emission
4.2.7 Estimation of global warming impact (GWI)
4.2.8 Statistical analysis
4.3 Results
4.3.1 Role of rice-crab co-culture system to influence field water nutrients
4.3.2 Role of rice-crab co-culture system to influence field water nutrients
4.3.3 Effect of rice-crab co-culture system on field water quality
4.3.4 Gases emission
4.3.5 Total/ cumulative emission
4.3.6 Global warming impact
4.3.6 Correlation of field water nutrients, water quality and gaseous emission
4.4 Discussion
4.4.1 Rice-crab co-culture system and field water nutrients
4.4.2 Rice-crab co-culture system and field water quality
4.4.3 Rice-crab co-culture system and Gaseous emission
4.4.4 Rice-crab co-culture system and GWI
CHAPTER 5 General Discussion
致谢
参考文献
Author Biography
中国农业科学院;
