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Excerpt from Soils of the United States, Based Upon the Work of the Bureau of Soils to January 1, 1908: Part I. Results of Recent Soil Investigations; Part II. Classification of the Soils of the United StatesThese materials react on each other and in SO doing affect the con ditions for plant growth to such an extent that certain rather definite proportions must be

Title : Soils of the United States, Based Upon the Work of the Bureau of Soils to January 1, 1908: Part I. Results of Recent Soil Investigations; Part II. Classification of the Soils of the United States (Classic Reprint)
Author : Milton Whitney
Language : en
Rating :
4.90 out of 5 stars
Type : PDF, ePub, Kindle
Uploaded : Apr 15, 2021
Book code : 59562

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