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Soils of Michigan
Eugene Perry Whiteside, I. F. Schneider, Ray Lewis Cook · Soil Science Dept., Agricultural Experiment Station, Michigan State University of Agriculture and Applied Science
52 sayfa · 1956
Soils
A guide for land judging in Michigan
R. G. Hill, I. F. Schneider, Michigan State University. Cooperative Extension Service · Mich. State Univ. Cooperative Extension Service.
27 sayfa · 1962
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