Search ResultsElectronic Resources 
by
Sparks, Donald L., 1953-
ScienceDirect http://www.sciencedirect.com/science/book/9780120007936
Format:
Excerpt:
Soil surveys.
by
Brady, Nyle C.
ScienceDirect http://www.sciencedirect.com/science/book/9780120007301
Format:
Excerpt:
Technical Classification to Soil Surveys; VII. Conclusion; References; Subject Index

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