..............page:29-31,41
..............page:42-43,51
Study on Reform of Collective-owned Land Management
liu jian-li 1; yin zhao-rong 1; zhao huan-quan 2 (1. jinan bureau of land and resources; shandong jinan 250014; china; 2. huaiyin bureau of land and resources in jinan city; shandong jinan 250022; china)
..............page:32-37
Form and Evolution of Huanghe River Delta
zhang hui 1; yan shi-qiang 1; liu gui-yi 2 (1. synthentic information mineral predication institute of jilin university; jilin changchun 130026; china; 2. lubei geo-engineering institute; shandong dezhou 253012; china)
..............page:44-47