. Mount St. Helens ash and mud : chemical properties and effects on germination and establishment of trees and wildlife browse plants. Volcanic ash, tuff, etc; Washington (State) Saint Helens, Mount; Germination. Figure ash (left) and mud (right) (x 2) used in the study. (Note larger particles of mud.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Radwan, M. A. , 1926- cn; Campbell, Dan L. cn; Pacific Northwe
. Mount St. Helens ash and mud : chemical properties and effects on germination and establishment of trees and wildlife browse plants. Volcanic ash, tuff, etc; Washington (State) Saint Helens, Mount; Germination. Figure ash (left) and mud (right) (x 2) used in the study. (Note larger particles of mud.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Radwan, M. A. , 1926- cn; Campbell, Dan L. cn; Pacific Northwest Forest and Range Experiment Station (Portland, Or. ) cn. Portland, Or. : Pacific Northwest Forest and Range Experiment Station, U. S. Dept. of Agriculture, Forest Service
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Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, booksubjectgermination, booksubjectvolcanicasht
