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DOI10.1016/j.iswcr.2023.05.005
Trade-off analyses between food provision and soil conservation service of Grain for Green Program in Mountainous Area
发表日期2024
ISSN2095-6339
EISSN2589-059X
起始页码12
结束页码1
卷号12期号:1
英文摘要The Grain for Green Program and soil and water conservation engineering initiatives are crucial for controlling erosion in steep-slope agriculture. However, it is still unclear how these two management methods should be carried out in respect to the situation in mountainous areas. Therefore, taking a typical mountainous area in southwest China as an example, we simulated six scenarios in order to compare the food provisioning service (FPS) and soil conservation service of the Grain for Green Program (converting to grassland) and Construction Measures (converting to sloping terrace) under different slopes. Results showed that when farmland with a >25 degrees slope was converted into grassland, the amount of soil erosion (M) decreased by 21.0%, while FPS decreased by only 0.7%. However, when farmland with a >25 degrees slope was converted into sloping terrace, M decreased by 31.3% while FPS increased by 18.7%. With the increases of farmland slope ranges in the Construction Measures scenario, M gradually decreased and FPS gradually increased. Particularly when farmland >15 degrees was converted into sloping terrace, M decreased by 63.9% and FPS increased by 52.7%. Furthermore, the trade-offs of Construction Measures are lower than that of Grain for Green on different slope ranges. Therefore, we conclude that Construction Measures are a more suitable method in mountainous areas than the Grain for Green, and we suggest that further research be conducted to consider the ecological risks of construction engineering measures. (c) 2023 International Research and Training Center on Erosion and Sedimentation, China Water and Power Press, and China Institute of Water Resources and Hydropower Research. Publishing services by Elsevier B.V. on behalf of KeAi Communications Co. Ltd. This is an open access article under the CC BY NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).
英文关键词Soil erosion; Grain for green; Construction measures; Mountainous areas
语种英语
WOS研究方向Environmental Sciences & Ecology ; Agriculture ; Water Resources
WOS类目Environmental Sciences ; Soil Science ; Water Resources
WOS记录号WOS:001225701900001
来源期刊INTERNATIONAL SOIL AND WATER CONSERVATION RESEARCH
文献类型期刊论文
条目标识符http://gcip.llas.ac.cn/handle/2XKMVOVA/301767
作者单位Yunnan University; Chinese Academy of Sciences; Research Center for Eco-Environmental Sciences (RCEES); Chinese Academy of Sciences; University of Chinese Academy of Sciences, CAS
推荐引用方式
GB/T 7714
. Trade-off analyses between food provision and soil conservation service of Grain for Green Program in Mountainous Area[J],2024,12(1).
APA (2024).Trade-off analyses between food provision and soil conservation service of Grain for Green Program in Mountainous Area.INTERNATIONAL SOIL AND WATER CONSERVATION RESEARCH,12(1).
MLA "Trade-off analyses between food provision and soil conservation service of Grain for Green Program in Mountainous Area".INTERNATIONAL SOIL AND WATER CONSERVATION RESEARCH 12.1(2024).
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