9787508481111 - soil and water conservation surveys the first national water census training materials of the vi di yi ming (1 risultati)
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First national water census training materials: Soil and Water Conservation census(Chinese Edition)
GUO WU YUAN DI YI CI QUAN GUO SHUI LI PU CHA LING DAO XIAO ZU BAN GONG SHI
Editore: China Water Power Press, 2000
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Da: liu xing, Nanjing, JS, Cinaliu xing
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paperback. Condizione: New. Paperback. Pub Date: November 2010 Pages: 244 Publisher: China Water Power Press. the first national water census training materials: soil and water conservation census comprehensive exposition of the State Council. the first census of the National Water Census of Soil and Water Conservation task. obj…ect and scope. content. and indicators. detailed census of soil erosion (water erosion. wind erosion. freeze-thaw erosion). northeast black soil area and northwest Loess Plateau erosion channel c.
