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机构地区:[1]永安市国土资源局,福建永安366000 [2]包头师范学院资源与环境学院.内蒙古包头014030 [3]福建农林大学资源与环境学院,福州350002
出 处:《土壤》2009年第2期295-302,共8页Soils
基 金:福建省自然科学基金项目(B0010018)资助
摘 要:借助GIS与数学模型集成技术,在耕地主要农作物栅格空间生产潜力和用地适宜性评价基础上,研究探讨区域耕地价值及其空间分异,结果表明福建省耕地价值变化于84.09~750.53万元/hm^2,总价值为5.92万亿元,福州市耕地总价值(7053.93亿元)>泉州(6774.95亿元)>漳州(6639.12亿元)>南平(4570.49亿元)>龙岩(4478.87亿元)>宁德(4254.15亿元)>三明(3916.01亿元)>莆田(2909.00亿元)>厦门(1234.06亿元),耕地单位面积价值量总体上呈现由闽东南、闽南沿海地区向闽东、闽西和闽北丘陵山地区递减的趋势。By using GIS and Mathematical model, we studied regional cultivated land value and spatial variation on the base of assessment of the main crops' production potential and land suitability with grid space method. The result showed: The total value of Fujian Province was 5.92 trillion yuan, the range of cultivated land value was 840.9 - 7505.3 thousand yuan/hm^2, the changing tendency of cultivated land total value was Fuzhou ( 7053.93 billion yuan ) 〉 Quanzhou ( 6774.95 billion y uan ) 〉 Zhangzhou ( 6639.12 billion yuan ) 〉 Nanping ( 4570.49 billion yuan ) 〉 Longyan (4478.87 billion yuan) 〉 Ningde (4254.15 billion yuan) 〉 Sanming (3916.01 billion yuan) 〉 Putian (2909.00 billion yuan) 〉 Xiamen (1234.06 billion yuan) , cultivated land value changes in unit area of cultivated land was more in Southern Fujian(Min Dong-nan area) and Taiwan Residents coastal area (Min Nan coastal area )than northem Fujian(Min Xi area) and Longyan hilly area(Min Bei hilly area), that was, a decreasing trend of cultivated land value changes in unit area was showed from Southern Fujian(Min Dong-nan area) and Taiwan Residents coastal area (Min Nan coastal area ) to Northern Fujian(Min Xi area) and Longyan hilly area(Min Bei hilly area).
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