共 9 条
[7]
中国绿洲农业学.[M].赖先齐主编著;.中国农业出版社.2005,
[8]
土壤农化分析.[M].鲍士旦主编;.中国农业出版社.2000,
[9]
Soil-landscape modelling using fuzzy c -means clustering of attribute data derived from a Digital Elevation Model (DEM).[J].S. de Bruin;A. Stein.Geoderma.1998, 1