摘要
耕地的适宜性评价是合理利用耕地的重要前提.采用物元模型进行土地适宜性评价,不仅克服了在评价过程中人为因素的影响,而且可对参评因子进行量化处理,提高了评价的精度.选取长乐市某区为例,应用物元模型对其耕地适宜性进行了评价,结果表明该样区土地适宜性等级为中等适宜,与实际情况相符.
The premise of proper usage of arable land is to setup on the base of land suitability evaluation.The matter element module is applied to the arable land suitability evaluations in this paper.It not only overcomes the effect of man-made factors,but the factors that are concerned will be dealt with quantity.Consequently,the precision of land suitability evaluation could be improved.A land unit of Changle city in Fujian Province is chosen as case study of land suitability evaluation based on matter element module.Result of evaluation indicates that land suitability of the case of Changle city is moderate evaluation.
出处
《河北师范大学学报（自然科学版）》
CAS
北大核心
2005年第1期92-95,共4页
Journal of Hebei Normal University：Natural Science
基金
国家自然科学基金资助项目(40371054)
福建省科学技术厅重大攻关基金资助项目(2003I002)
