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Nitrous oxide emissions from tea plantations: A review
Xing Han1,2, Hai-Yang Yu2,3, Ning-Guo Zheng1
1Wuhan Institute of Technology, Wuhan 430074, China.
Ying Yong Sheng Tai Xue Bao = the Journal of Applied Ecology
|April 23, 2023
Summary
Tea plantations are significant sources of nitrous oxide (N2O). Fertilizer use in tea plantations leads to higher N2O emissions than other agricultural lands, necessitating targeted reduction strategies.
Area of Science:
- Agricultural Science
- Environmental Science
- Soil Science
Background:
- Tea plantations represent a notable source of nitrous oxide (N2O) emissions.
- Fertilizer application in tea plantations results in significantly higher N2O emission factors compared to other agricultural ecosystems.
- Understanding N2O emissions from tea plantations is crucial for global climate change mitigation efforts.
Conclusions:
- Tea plantations exhibit high N2O emission factors, particularly those related to nitrogen fertilizer use.
- Optimizing fertilizer management (amount and type), incorporating biochar, and using nitrification inhibitors are key strategies for emission reduction.
- Future research should focus on enhanced in-situ monitoring, mechanistic studies, and data-model fusion to improve global N2O emission estimations and guide mitigation practices.
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