..............page:43-45,51
Study on Total Plan Making of New Circle Soil Utilization
xu qing-fu; jiang zun-yuan; liang dong; xu wei-dong; yu xue-feng; wang zeng-ru (shandong institute and laboratory of geological sciences; shandong jinan 250013; china; jimo bureau of land and resources; shandong jimo 266200; china)
..............page:37-39
..............page:26-27,31