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Save the Soil
作者
University of Connecticut. Extension Service / N.P. Tedrow
出版1945
ISBN
OCLC:631977943
Soil Survey, Allegany County, New York
作者
Carl Spencer Pearson / Marlin George Cline / N. P. Tedrow
出版1956
ISBN
ERDC:35925002004403
主題
Soil surveys
Soil Survey, Allegany County, New York
作者
Carl Spencer Pearson
出版1956
ISBN
LCCN:agr56000140
主題
Soil surveys
Soil Survey of Allegany County, New York
作者
United States. Soil Conservation Service / T.E. Beesley / Clarence Lounsbury / N. P. Tedrow
出版1942
ISBN
OCLC:631173469
Soil Survey of Allegany County, New York
作者
N. P.. Tedrow
出版1956
ISBN
OCLC:1045848096
主題
Soil surveys
Soil Survey, Mecklenburg County, Virginia
作者
Carl Spencer Pearson / Robert Campbell Jurney / Elvin Francis Henry / Marlin George Cline
出版1956
ISBN
LCCN:agr56000140
主題
Soil surveys
Soil Survey, Allegany County, New York
作者
Carl Spencer Pearson / Marlin George Cline / N. P. Tedrow
出版1956
ISBN
ERDC:35925002004403
主題
Soil surveys
Observations on the Relation of Vegetation to Mass...
作者
Albert Lincoln Washburn / Fiorenzo C. Ugolini / Hugh Miller Raup / N. P. Lasca
出版1966
ISBN
UIUC:30112026537545
主題
Frost heaving