地膜覆盖已成为当前旱地农业生产中应用最为广泛的技术之一，但地膜覆盖在提高作物产量的同时会产生
一系列的环境污染。本书首先系统介绍了地膜覆盖技术在世界旱地范围内的应用情况和对作物产量的提升作用，全面解析了地膜覆盖可能造成环境污染的机理，在此基础上通过实验研究介绍了不同地膜覆盖技术对作物产量、经济效益、土壤微环境、水分利用效率、水分二维时空动态、土壤微生物群落结构和农业生产碳足迹的影响，以期对我国旱地可持续地膜覆盖技术的构建和发展提供理论依据和技术支撑。
1 Application of Plastic Mulching in Dryland
2 Effects of Plastic Mulching on Soil Water Content,Water Use Efficiency and Economy Benefits
2.1 Abstract
2.2 Introduction
2.3 Materials and methods
2.4 Results
2.5 Discussion
2.6 Conclusion
2.7 Reference
3 Modeling of Soil Water Dynamic and Field-scale Spatial Variation of Soil Water Content
3.1 Abstract
3.2 Introduction
3.3 Materials and methods
3.4 Results
3.5 Discussion
3.6 Conclusion
3.7 Reference
4 Field-scale Spatial Variation of Soil Moisture Fluctuation
4.1 Abstract
4.2 Introduction
4.3 Materials and Methods
4.4 Results and discussion
4.5 Conclusion
4.6 Reference
5 Effects of Plastic Mulching on Soil Microbial Community
5.1 Abstract
5.2 Introduction
5.3 Materials and methods
5.4 Results
5.5 Discussion
5.6 Conclusion
5.7 Reference
6 Effects of Plastic Mulching on Carbon Footprint
6.1 Abstract
6.2 Introduction
6.3 Materials and methods
6.4 Results and discussion
6.5 Conclusions
6.6 Reference
