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Filtering by: Subject Saint Helens, Mount (Wash.) -- Eruption, 1980 Committee Member Dawson, Peter S.

Responses of forest understory plants to burial by volcanic tephra from Mount St. Helens, Washington

Creator:

Antos, Joseph A.

Abstract:

The effects of burial by tephra (volcanic aerial ejecta) on forest understory plants were examined northeast of Mount St. Helens, Washington, in the area where the 18 May 1980 eruption deposited tephra but did not destroy canopy trees. At six sites along a tephra depth gradient from 2-15 cm, understory...

Resource Type:

Dissertation

Full Text:

1976). About 6600 years ago a massive eruption of Mount Mazama (much larger than the 1980 event