• Journal of Geographical Sciences
  • Vol. 30, Issue 10, 1571 (2020)
Weiyi XU1、2, Xiaobin JIN1、2、3、*, Jing LIU1、2、3, and Yinkang ZHOU1、2、3
Author Affiliations
  • 1School of Geography and Ocean Science, Nanjing University, Nanjing 210023, China
  • 2Key Laboratory of Coastal Zone Exploitation and Protection, Ministry of Land and Resources, Nanjing 210023, China
  • 3Natural Resources Research Center, Nanjing University, Nanjing 210023, China
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    DOI: 10.1007/s11442-020-1800-1 Cite this Article
    Weiyi XU, Xiaobin JIN, Jing LIU, Yinkang ZHOU. Impact of cultivated land fragmentation on spatial heterogeneity of agricultural agglomeration in China[J]. Journal of Geographical Sciences, 2020, 30(10): 1571 Copy Citation Text show less
    Agricultural regionalization scheme in China
    Fig. 1. Agricultural regionalization scheme in China
    Spatial differentiation of cultivated land fragmentation in China
    Fig. 2. Spatial differentiation of cultivated land fragmentation in China
    The difference of cultivated land fragmentation in various agricultural regions of China
    Fig. 3. The difference of cultivated land fragmentation in various agricultural regions of China
    Spatial differentiation characteristics of agricultural specialization in China
    Fig. 4. Spatial differentiation characteristics of agricultural specialization in China
    Distribution of regression coefficients of the impact of cultivated land fragmentation on planting specialization in China
    Fig. 5. Distribution of regression coefficients of the impact of cultivated land fragmentation on planting specialization in China
    Spatial distribution of regression coefficients of the impact of cultivated land landscape characteristics on planting specialization in China
    Fig. 6. Spatial distribution of regression coefficients of the impact of cultivated land landscape characteristics on planting specialization in China
    Division (1)Category (3)Group (10)Type (13)
    Planting industryGrain crops, economic crops, vegetables and melonCereal, soybeans, tubers, oil-bearing crops, cotton, sugar crops, tobacco, tea, vegetables, melon and fruit cropsRice, wheat, corn, sonja, potato, peanuts, rapeseeds, cotton, sugarcane, tea, flue-cured tobacco, vegetables, orchards
    Table 1.

    Classification of planting industry in China

    Dependent variableCLFLandscape characteristics of cultivated land
    APSEDAI
    Regression coefficienttRegression coefficienttRegression coefficienttRegression coefficientt
    SHHI-0.208***-3.7020.104*1.667-0.077-1.37-0.168***-3.123
    SHHI of grain crops-0.382***-6.0780.0570.793-0.199***-3.0560.0651.054
    Cereal-0.259***-4.0700.033-0.463-0.207***-3.1640.057-0.114
    Soybeans-0.120***-3.8380.0571.597-0.039***-3.1510.030***2.649
    Tubers-0.003-0.2750.033**2.3460.0261.0950.0341.095
    SHHI of economic crops-0.044-1.4290.017**0.497-0.025-0.79-0.06**-1.995
    Oil-bearing crops-0.0130.8730.0040.251-0.010-0.623-0.023-1.612
    Cotton-0.050-1.8760.0190.636-0.025-0.93-0.044*-1.692
    Sugar crops0.0091.036-0.003-0.3000.0060.70.0091.037
    Tobacco0.0010.840-0.002-1.613-0.001-0.9570.0000.372
    Tea0.0092.646-0.001-0.1890.0051.451-0.002-0.646
    SHHI of vegetables and melon0.218***7.1200.0300.8790.147***4.778-0.174***-5.983
    Vegetables0.166***7.4250.0220.8820.115***5.099-0.111***-5.143
    Melon and fruit crops0.052*2.7990.0080.3710.031*1.653-0.063**-3.477
    Table 2.

    Estimation and diagnosis results of ordinary least square model

    Dependent variableCultivated land fragmentationLandscape characteristics of cultivated land
    BandwidthSigmaAICcR2BandwidthSigmaAICcR2
    SHHI5.2230.09-624.5680.4266.5980.09-639.020.473
    SHHI of grain crops5.2230.10-554.9770.4706.5980.10-551.9170.486
    Cereals5.2230.10-539.5950.4246.5980.10-525.5320.423
    Soybeans5.2230.05-1004.8530.4166.5980.05-970.1560.378
    SHHI of vegetables and melon5.2230.05-993.1510.4326.5980.05-1009.9780.482
    Vegetables5.2230.04-1163.8670.3756.5980.04-1195.6990.455
    Table 3.

    Regression results of geographically weighted regression

    Weiyi XU, Xiaobin JIN, Jing LIU, Yinkang ZHOU. Impact of cultivated land fragmentation on spatial heterogeneity of agricultural agglomeration in China[J]. Journal of Geographical Sciences, 2020, 30(10): 1571
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