摘要
应用县域耕地资源管理信息系统(CLRMIS),对天津市东丽区耕地地力进行了评价,详细介绍了评价的全过程,包括确定评价因子、评价因子层次分析模型的建立、评价因子隶属函数模型的建立、耕地地力综合评价与分等定级、评价结果检验等,最终将东丽区耕地划分为4个等级。
This article evaluated cultivated land productivity of Dongli district based on CLRMIS and divided it into five levels, and the processing of evaluation of cultivated land productivity was introduced detailedly, including the selection of evaluation factors, the construction of models for analytical hierarchy process and membership function, the synthetical evaluation and classification of cultivated land productivity , and evaluation result test.
出处
《天津农业科学》
CAS
2012年第3期42-45,50,共5页
Tianjin Agricultural Sciences
关键词
东丽区
评价因子
耕地地力评价
Dongli district
evaluation factors
evaluation of cultivated land productivity
