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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
41

Tillage effects on soil-water-air matrix and prediction of soil bulk density from cone index data /

Jayatissa, Dangallage Nimal, January 1990 (has links)
Thesis (Ph. D.)--Virginia Polytechnic Institute and State University, 1990. / Vita. Abstract. Includes bibliographical references (leaves 119-127). Also available via the Internet.
42

Numerical analysis of pile group within moving soils

Li, Peng, Loehr, J. Erik. January 2008 (has links)
Title from PDF of title page (University of Missouri--Columbia, viewed on Feb 25, 2010). The entire thesis text is included in the research.pdf file; the official abstract appears in the short.pdf file; a non-technical public abstract appears in the public.pdf file. Dissertation advisor: Dr. Erik Loehr. Vita. Includes bibliographical references.
43

Enzymatic activity, microbial diversity, and weed seed banks in soils receiving different organic amendments and the biological fertilizer EM(tm) /

Park, Kee Choon, January 2004 (has links)
Thesis (Ph.D.)--University of Missouri-Columbia, 2004. / (tm) after EM in title is for Trademark symbol. Typescript. Vita. Includes bibliographical references (leaves 120-142). Also available on the Internet.
44

Enzymatic activity, microbial diversity, and weed seed banks in soils receiving different organic amendments and the biological fertilizer EM(tm)

Park, Kee Choon, January 2004 (has links)
Thesis (Ph.D.)--University of Missouri-Columbia, 2004. / (tm) after EM in title is for Trademark symbol. Typescript. Vita. Includes bibliographical references (leaves 120-142). Also available on the Internet.
45

Analysis of soil deformation by elastic-plastic work-hardening model /

Hsu, Jen-Rong January 1977 (has links)
No description available.
46

Analysis of soil deformation by elastic-plastic work-hardening model /

Hsu, Jen-Rong January 1977 (has links)
No description available.
47

The relation of subsurface tillage to soil moisture, nitrification, and soil aggregation, and the relation of micro-organic population to soil aggregation

Fowler, Eric Beaumont. January 1944 (has links)
Call number: LD2668 .T4 1944 F61 / Master of Science
48

Soil structure and methods for its improvement

Ismail, Hamid Nashat. January 1958 (has links)
Call number: LD2668 .T4 1958 I83 / Master of Science
49

Studies on Soil Structure: Some Nitrogen Transformation in Puddles Soils

Breazeale, J. F., McGeorge, W. T. 15 August 1937 (has links)
This item was digitized as part of the Million Books Project led by Carnegie Mellon University and supported by grants from the National Science Foundation (NSF). Cornell University coordinated the participation of land-grant and agricultural libraries in providing historical agricultural information for the digitization project; the University of Arizona Libraries, the College of Agriculture and Life Sciences, and the Office of Arid Lands Studies collaborated in the selection and provision of material for the digitization project.
50

Studies in Soil Structure: Effect of Puddled Soils on Plant Growth

McGeorge, W. T., Breazeale, J. F. 15 June 1938 (has links)
This item was digitized as part of the Million Books Project led by Carnegie Mellon University and supported by grants from the National Science Foundation (NSF). Cornell University coordinated the participation of land-grant and agricultural libraries in providing historical agricultural information for the digitization project; the University of Arizona Libraries, the College of Agriculture and Life Sciences, and the Office of Arid Lands Studies collaborated in the selection and provision of material for the digitization project.

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