Duan HUANG, Hui-min YAN, Hong CHI, Xiao-meng GENG, Qi-hui SHAO. Research on spatiotemporal characteristics of farmland ecosystem NPP in Jianghan Plain from 2000 to 2015[J]. Journal of Natural Resources, 2020, 35(4): 845
- Journal of Natural Resources
- Vol. 35, Issue 4, 845 (2020)
Fig. 1. Location of the study area
Fig. 2. Comparison of NPP between simulated values based on the VPM model and calculated values based on the statistics data
Fig. 3. The change of annual average NPP and annual NPP total of cropland in Jianghan Plain from 2000 to 2015
Fig. 4. Spatial distribution of the annual mean cropland NPP in Jianghan Plain from 2000 to 2015
Fig. 5. Spatial distribution of high-, medium- and low-yield cropland in Jianghan Plain from 2000 to 2015
Fig. 6. The changes in global spatial aggregation of NPP of cropland and the change trend of annual average NPP global aggregation with distance in Jianghan Plain from 2000 to 2015
Fig. 7. Local spatial aggregation of NPP of cropland in Jianghan Plain from 2000 to 2015
Fig. 8. Trend and significance of NPP of cropland in Jianghan Plain from 2000 to 2015
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Table 1. The explanatory power (q) and confidence level (p) of climate influencing factors on NPP of cropland
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