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by
Norman, A. G. (Arthur Geoffrey), 1905-1982.
Format:
Alıntı:
Extent; III. Criteria Used in Classifying Organic Soils; IV. Properties of Organic Soils; V. Morphology
by
Norman, A. G. (Arthur Geoffrey), 1905-1982.
Format:
Alıntı:
-Forming Factors; IV. Classification of Prairie Soils; V. Distribution of the Prairie Soils; VI. Crop Yields from

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