. 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 2.—Mount St. Helens ash, before (right) and after (left) Figure 3—Growth of Douglas-fir in Mount St. Helens ash (left) and in Toutle soil (right). 5. 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 work.
. 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 2.—Mount St. Helens ash, before (right) and after (left) Figure 3—Growth of Douglas-fir in Mount St. Helens ash (left) and in Toutle soil (right). 5. 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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Keywords: ., bookcentury1900, booksubjectgermination, booksubjectvolcanicasht
