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Filtering by: Creator Vail, Patric Degree Name Doctor of Philosophy (Ph.D.)

The influence of canopy structure and epiphytes on the hydrology of Douglas-fir forests

Creator:

Pypker, Thomas G.

Abstract:

Canopy structure has a significant impact on the canopy hydrology of Douglas-fir forests in the Pacific Northwest (PNW). Whole canopy rainfall interception was measured for young Douglas-fir forest and compared to an old-growth Douglas-fir forest. The old-growth forest had significantly greater canopy water storage capacity (5) and direct throughfall fraction...

Resource Type:

Dissertation

Full Text:

(In) of rainfall (e.g. Helvey and Patric, 1965; Horton, 1919; Rothacher, 1963; Voigt, 1960; Zinke
A revision of the genus Notiphila Fallén (Diptera:Ephydridae) from America north of Mexico

Creator:

Mathis, Wayne N.

Abstract:

The North American species of the shore fly genus Notiphila Fallen were taxonomically revised. Over 13,000 specimens were examined from throughout the Nearctic Region and information relating to the biology of many species occurring in the West was gathered from both field and laboratory studies. Previously used characters were reevaluated;...

Resource Type:

Dissertation