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Soil Survey Manual (U.S. Department of Agriculture Handbook No. 18)
The Soil Survey Manual, USDA Handbook No. 18, provides the major principles and practices needed for making and using soil surveys and for assembling and using related data. The term "soil survey" is used here to encompass the process of mapping, describing, classifying, and interpreting natural three-dimensional bodies of soil on the landscape. This work is performed by the National Cooperative Soil Survey in the United States and by other similar organizations worldwide. The Manual provides guidance, methodology, and terminology for conducting a soil survey but does not necessarily convey policies and protocols required to administer soil survey operations. The soil bodies contain a sequence of identifiable horizons and layers that occur in repeating patterns in the landscape as a result of the factors of soil formation as described by Dokuchaev (1883) and Jenny (1941).
Soil Survey Manual
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Soil Survey Manual
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Soil Survey Manual (Classic Reprint)
Excerpt from Soil Survey Manual The Soil Survey Manual is intended for use by soil scientists engaged in soil classification and mapping. Attention is directed primarily to problems and methods of making and interpreting detailed basic soil surveys in the United States and territories. The earlier edition,1 published in the autumn of 1937, reflected the developments growing out of the ideas, work, and publications of hundreds of scientists since the beginning of the United States Soil Survey in 1899. Substantial progress has been made since 1937 in the soil survey itself and in related fields of soil research. Further, soil surveys are now used by more people, in more ways, and, above all, ...
Soil Survey Manual
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Soil Survey Manual
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Soil Survey Manual (New Revised Ed.)
This book, specially prepared for soil scientistsand engineers, offers comprehensivecoverage of basic soil concepts, systematics,mapping and examination procedures forsoils. The Manual is universally useful andis the primary reference on principles andtechnical detail for local, State and Federalcontributions to authorized soil surveys.Soil scientists concerned with soil surveysin other countries have used it as well.Teachers have used it both as a text and as areference for students.
Soil Survey Manual
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Soil Survey Manual
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Soil Survey Manual
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