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Soil Science


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BLM Technical Note 187

Chamise and Chaparral Control Heavy Duty Offset Disc

On October 10, 1968, a field trial was conducted using a Towner DB-22-3 hydraulic controlled 12 foot wide, 32 inch notched disc, 6456 pounds—weighted with additional 1000 pounds on rear gang (Fig.

Document

BLM Technical Note 256

Effects and Observations of Soil Compaction in the Salem District

Soil compaction and its effect on timber production is of increasing importance to forest land resource managers in view of national timber needs and environmental concerns.

Document

BLM Technical Note 334

A Method for Determining the Effect of Blending Bentonite on Product Viscosity

The Bureau of Land Management's standard criteria for evaluating bentonite allows for the provision of blending samples on a claim in order to achieve quality standards with the product of an inter