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Filtering by: Alternative title ssim PNW 288 Decade 1970-1979 Degree Field Soil Science

Plant biomass and nutrient distribution in a young Pseudotsuga menziesii forest ecosystem

Creator:

Webber, Bruce Douglas

Resource Type:

Dissertation

Full Text:

-31; 121; 122; 123; 126; 128, p.1-288, 127; 140; 155); however, due to differing methodologies, care
The nature and properties of amorphous colloids formed from Mazama tephra

Creator:

Dingus, Delmar DeLee

Abstract:

Soil samples from the Mazama tephra deposit were collected from the AC and C2 horizons at five different locations along the axis of the main depositional lobe. The clay fraction from the samples was recovered and studied by means of chemical, x-ray, DTA and electron microscopy methods in order to...

Resource Type:

Dissertation
Genesis of some soils in the central western Cascades of Oregon

Creator:

Brown, R. B.

Abstract:

Soils representative of several landscape units in the H. J. Andrews Experimental Forest, Western Cascade Range, were sampled, analyzed, and tentatively classified. Genetic inferences were drawn relating soils to landscape position and other factors of soil formation. Descriptive information and nutrient capital data were provided to support ecosystem modelling efforts...

Resource Type:

Masters Thesis
Effect of phosphorus forms and fertilizer rates on mycorrhizal development on containerized seedlings

Creator:

Munson, Kenneth Richard

Resource Type:

Masters Thesis
Soil surface application of asphalt in afforestation in semi-arid zones of Iran

Creator:

Kowsar, Ahang

Resource Type:

Dissertation