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Filtering by: Creator Biasi, Glenn P. Creator Antos, Joseph A. Degree Field Botany and Plant Pathology

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:

from 1980 to 1982; P did not change (Table 3). Most loss was from the thin crust and basal layers