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Filtering by: Advisor Weber, L. J. Remove constraint Advisor: Weber, L. J. Advisor Young, J. L. Remove constraint Advisor: Young, J. L.

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Influence of anhydrous ammonia on the solubility of soil organic matter

Creator:

Mangum, Doris Louella

Abstract:

Four surface and three subsurface horizons of agriculturally important Oregon soils were exposed to excessive volumes of anhydrous ammonia and reequilibrated with the atmosphere for several time periods prior to extraction with water. The carbon solubilized was determined by a modified wet combustion technique. Nitrogen in the soils, extracts, and...

Resource Type:

Masters Thesis

Full Text:

guidance of Dr. J Lowell Young throughout the research and preparation of this manuscript. Appreciation is
Ion uptake by wheat (Triticum aestivum VILL., Host) as a function of soil water suction and soil temperature

Creator:

Young, Richard Su-Shung

Abstract:

The effects of soil temperature and soil water suction on the uptake of calcium, magnesium, and potassium by wheat (Triticum aestivum VILL., Host) were studied. Companion studies on uptake of nitrogen and phosphorus provided background for discussion of the results. Plants were grown in perlite slabs separated from an osmotic...

Resource Type:

Masters Thesis

Full Text:

TEMPERATURE Redacted for Privacy Abstract approved: J. L. Young The effects of soil temperature and soil
The status of organic materials in several southern Willamette Valley grassland soils

Creator:

Laurent, Tom Edwin

Resource Type:

Masters Thesis

Full Text:

- Southern Willamette Vallev;rassland Soils Abstract approved: Redacted for Privacy J. L. Young 4
Fractionation and some properties of water-dispersible soil organic-mineral particles

Creator:

Spycher, Gody

Resource Type:

Dissertation

Full Text:

-Dipersible Soil oroanic-Mineral Particles Abstract approved: Redacted for privacy (J. L. Young) A survey
Rainfall, surface sealing, runoff, and erosion on Jory soil series in western Oregon

Creator:

King, Joel Thomas

Resource Type:

Masters Thesis

Full Text:

Erosion on Jor Soil Series in Western Oregon Redacted for privacy Abstract approved: Dr. J. L. Young
Sediment, phosphorus and nitrogen in storm runoff from some Willamette Valley croplands

Creator:

Simmons, F. William

Resource Type:

Masters Thesis

Full Text:

approved: ti (bro. J. Dung Sediment, phosphorus and nitrogen transport and concentrations in runoff from

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Academic Affiliation

Soil Science4
Soils2

Advisor

Young, J. L.[remove]6

Commencement Year

Commencement Year range begin – Commencement Year range end

Current results range from 1966 to 1981

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Committee Member

Cromack, K.1
Harward, M. E.1
Slabaugh, W. H.1

Creator

King, Joel Thomas1
Laurent, Tom Edwin1
Mangum, Doris Louella1
Simmons, F. William1
Spycher, Gody1
more Creators »

Date

Date range begin – Date range end

Current results range from 1965 to 1980

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Decade

1980-19891
1970-19794
1960-19691

Degree Field

Soil Science4
Soils2

Degree Level

Master's5
Doctoral1

Degree Name

Master of Science (M.S.)5
Doctor of Philosophy (Ph.D.)1

Language

English [eng]6

Non-Academic Affiliation

Oregon State University. Graduate School6

Peer Reviewed

No6

Resource Type

Masters Thesis5
Dissertation1

Rights Statement

Copyright Not Evaluated6

Subject

Soils -- Oregon2
Ammonia1
Humus1
Soil erosion -- Oregon -- Willamette River Valley1
Soil physics1
more Subjects »

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