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Potential assessment and development pathways of rural settlement consolidation in suburban metropolitan areas from a supply-demand perspective
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Dekai TAO1, 2, Zhihao ZHU1, Ji XIA3, *, Yan FENG4, Boning SUN5
Transactions of the Chinese Society of Agricultural Engineering | 2026, 42(12) : 310 - 320
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Transactions of the Chinese Society of Agricultural Engineering | 2026, 42(12): 310-320
Land Security and Ecological Safety
Potential assessment and development pathways of rural settlement consolidation in suburban metropolitan areas from a supply-demand perspective
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Dekai TAO1, 2, Zhihao ZHU1, Ji XIA3, *, Yan FENG4, Boning SUN5
Affiliations
  • 1College of Architecture, Nanjing Tech University, Nanjing 211816, China
  • 2Institute of Emergency Governance and Policy, Nanjing Tech University, Nanjing 211816, China
  • 3College of Health and Wellness Engineering, Nanjing City Vocational College, Nanjing 211200, China
  • 4Deputy Director of the Urban and Rural Cultural Heritage Research Center, East China University of Science and Technology, Shanghai 200237, China
  • 5Jiangsu Land and Resources Research Center, Nanjing 210017, China
Published: 2026-06-30 doi: 10.11975/j.issn.1002-6819.202510060
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Suburban rural areas of metropolitan regions can serve as the interface between urban and rural elements. Their rural settlements have posed challenges in recent years, such as idle and inefficient land use, scattered spatial layouts, and supply-demand mismatches in functions. Rural settlement consolidation can be expected to increasingly emphasize rural revitalization and territory-wide land consolidation. An accurate release of consolidation potential is often required for the precise alignment between land supply and development demand. Therefore, this study aims to assess the potential of rural settlements for the differentiated consolidation pathways in rural stock resources. A case study was taken of Jurong City, a suburb of the Nanjing metropolitan area. A "supply-demand assessment-type identification” framework was constructed using supply-demand theory. Supply–demand consolidation potential of rural settlements was also assessed using a one-class support vector machine (SVM) and machine learning. Furthermore, the precise pathways of land resource allocation were also explored at the village scale, according to the rural dominant function demands. The results show: 1) The theoretical consolidation potential of rural settlements was 8 490.19 hm2, accounting for 61.51% of the settlement area. The willingness simulation model was validated with an accuracy of 87.81% and a recall rate of 95.48%, indicating high precision. The modeled willingness values ranged from 0.33 to 0.76 for administrative villages. Specifically, the villages with higher consolidation willingness were distributed in the southeastern region, including the Maoshan Scenic Area, Maoshan, Houbai, and Tianwang Town. The actual consolidation potential of rural settlements was 5441.91 hm2 after correction, representing 39.42% of the rural settlement land. 2) The demand potential of rural revitalization ranged from 0.20 to 0.60, indicating a pattern of “higher in the west, lower in the east, with clustered distribution.” The number of medium-demand villages was the largest among all villages, totaling 100 (53% of all villages). 3) Four types of zones were identified for the supply-demand potential: priority consolidation, reserve regulation, demand-oriented, and stable control zone, accounting for 43, 35, 73, and 37 villages, respectively. 4) Four types of dominant functional demands were identified among the rural settlements, with the majority of balanced development villages. Most villages shared no dominant functional demand, resulting in a balanced functional profile with scattered spatial distribution. Potential zones were coupled with dominant functional demands. 12 consolidation types were derived at the village scale. Potential release pathways were summarized, such as “spatial reconstruction,” “precise guidance,” “flexible regulation,” and “micro-renewal,” thus enabling “one village, one strategy” precise intervention. Targeted consolidation measures were also proposed, such as “releasing potential through village reorganization” and “innovating dynamic land reservation supply.” Differentiated strategies were implemented to promote intensive and economical land use for the rural functions and spatial patterns. The findings can also provide a practical demonstration and reference to precisely match land supply with rural revitalization demands in the spatial units of metropolitan suburbs.

rural settlements  /  land consolidation  /  potential assessment  /  supply and demand logic  /  rural revitalization
Dekai TAO, Zhihao ZHU, Ji XIA, Yan FENG, Boning SUN. Potential assessment and development pathways of rural settlement consolidation in suburban metropolitan areas from a supply-demand perspective[J]. Transactions of the Chinese Society of Agricultural Engineering, 2026 , 42 (12) : 310 -320 . DOI: 10.11975/j.issn.1002-6819.202510060
Year 2026 volume 42 Issue 12
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Article Info
doi: 10.11975/j.issn.1002-6819.202510060
  • Receive Date:2025-10-13
  • Online Date:2026-08-20
  • Published:2026-06-30
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History
  • Received:2025-10-13
  • Revised:2026-04-29
Affiliations
    1College of Architecture, Nanjing Tech University, Nanjing 211816, China
    2Institute of Emergency Governance and Policy, Nanjing Tech University, Nanjing 211816, China
    3College of Health and Wellness Engineering, Nanjing City Vocational College, Nanjing 211200, China
    4Deputy Director of the Urban and Rural Cultural Heritage Research Center, East China University of Science and Technology, Shanghai 200237, China
    5Jiangsu Land and Resources Research Center, Nanjing 210017, China
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表12种不同金属材料的力学参数

Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)

Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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