FOREST SOILS AND LAND USE

Keynote Address
1	Soils in the Practice of Forestry	S. P. Gessel	1
Soils and Vegetation--Mountains and Plains
2	Changes in Soils Along a Vegetation-Altitudinal Gradient of the Northern Rocky Mountains	T. Weaver	14
3	Soil Plant-Soil Relationships Along a Transect in the Middle Rocky Mountains and Associated Plains	A.L. Southard	30
4	Vegetation-Soil Relationships of Forests, Woodlands and Grasslands of Arizona and New Mexico	J. 0. Klemmedson and E. L. Smith	42
5	Soils Associated with Pinyon-Juniper Woodlands of the Great Basin	N. E. West, R. J. Tausch, K. E. Rea and A. R. Southard	68
Geology and Landscape Stability
6	Effect of Geology on Soil Mass Movement Activity in the Pacific Northwest	D. N. Swanston	89
7	Landslide Occurrence in the Western and Central Northern Rocky Mountain Physiographic Province in Idaho	W. F. Megahan, N. F. Day and T. M. Bliss	116
8	Relationship of Clay Mineralogy to Landscape Stability	R. D. Taskey, M. E. Harward and C. T. Youngberg	140
9	The Influence of Clearcutting and Road Building Activities on Landscape Stability in Western United States	H. A. Froehlich	165
Soils and Land-Use Planning
10	Estimating Soil Erosion for Forest Land Management Planning: A Procedure	G. E. Warrington	174
11	Mean Concentrations and Coefficients of Variation of Selected Trace Elements of Various Soil Taxa Selected Trace Elements of Various Soil Taxa	R. D. Heil and K. R. Mahmond	198
12	Soil Inventory Key to South Fork Salmon River Land Management Plan Land Management Plan	G. E. Wendt and R. A. Thompson	214
13	Washington State's Forest Land Grading Program	B. G. Hallock	225
Soil as a Living System
14	The Rhizosphere Microflora and Biological Control of Soil-Borne Diseases of Soil-Borne Diseases	J. A. Dangerfield	238
15	Microrganisms and the Reclamation of Mine Wastes	M. F. Jurgenson	251
Nutrient Cycling
16	Nutrient Cycling in Boreal Forest Ecosystems of North America	H. H. Krause, G. F. Weetman and P. A. Arp	287
17	Mineral Cycling in Temperate Forest Ecosystems	C. W. Ralston	320
18	Mineral Cycling in Tropical Forests	D. W. Cole and D. W. Johnson	341
Mined Land Reclamation
19	Soil and Rock Properties Before and After Mining	J. C. Sencindiver and R. M. Smith	357
20	Planning Surface Mining Activities for Water Control	W. R. Curtis	366
21	Nitrogen in Drastically Disturbed Lands	R. G. Woodmansee, J. D. Reeder and W. A. Berg	376
Fragile Lands
22	Timber Harvesting Activities on Steep Vancouver Island Terrain	W. W. Bourgeois	393
23	Sensitive Soils of Permafrost Terrain	S. C. Zoltai and V. Woo 410
24	Alpine Environments and Recreational Use	L. J. Knapik	425
25	Soils of Northern Canadian Peatlands: Their Characteristics and Stability	C. Tarnocai and S. C. Zoltai	433
Clearcutting VS. Alternate Timber Harvest-Stand Regeneration Systems: Impacts on Soil and Environment
26	A Comparison of Harvesting Methods and Their Impact on Soils and Environment in the Pacific Northwest	K. Cromack, Jr., F. J. Swanson and C. C. Grier	449
27	Clearcutting vs. Alternate Timber Harvesting-Stand Regeneration Systems: Effects on Soils and Environment of the South	G. L. Switzer, D. M. Moehring and T. A. Terry	477
28	Impact of Timber Harvest and Regeneration Systems on Stream Flow and Soils in the Eastern Deciduous Region	E. L. Stone, W. T. Swank and J. W. Hornbeck	516
29	Implications for Silvicultural Management in the Impacts of Regeneration Systems on Soils and Environment	D. M. Smith	536
Contributed Papers
30	Sulphur Nutrition of Conifers in Relation to Response to Nitrogen Fertilizer, to Fungal Infections and to Soil Parent Materials	J. Turner and M. J. Lambert	546
31	Municipal Wastewater Renovation, Growth and Nutrient Uptake in an Immature Conifer-Hardwood Plantation	D. G. Brochaway, G. Schneider and D. P. White	565
32	Effects of Some Silvicultural Practices on Soil Site Properties in the Lower Coastal Plains	C. A. Hollis, R. F. Fisher and W. L. Pritchett	585
33	Sand Stabilization by Afforestation in Al Hassa Oasis, Saudi Arabia	A. A. Abohassan and V. J. Rudolph	607

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