Division Study on Land Utilization in Coal-mining Depression Area
kong ling-guo 1; 2 ; hu zhen-qi2; chen xing-tong1(1.yulong mineral industry corporation; shandong qufu 273160; china; 2.soil re- cultivation and ecology re-setting up institute; beijing 100083; china)
Application of Delphi Method in Making Total Plan of Land-using
xu qing-fu1; bi cui-hong2; liang dong1; xu wei-dong1; wan g zeng-ru1(1.shandong institute and laboratory of geological sciences; shandong jinan 250 013; china; 2.jimo bureau of land and resources; shandong jimo 266200; china)