National Natural Science Foundation of ChinaNational Natural Science Foundation of China (NSFC) [41271534]; self-determined research funds of Central China Normal University [CCNU18TS023, CCNU15A05008]
机构署名：
本校为第一且通讯机构
院系归属：
城市与环境科学学院
生命科学学院
摘要：
Cultivated land is an important carrier of grain production, and scientific assessing of cultivated land productivity is of great significance to ensure food security. This paper assessed the overall productivity of cultivated land in Yuanjiang city from the perspectives of quantitative structure, spatial distribution and correlation with national land use. We applied statistical and GIS (geographic information system) spatial analysis methods to 16 secondary indicators of productivity. The results showed that the productivity index of cultivat...
