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Soil Science


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BLM Technical Note 371

Determining hydrologic properties of soil

This technical note provides resource specialists with tools for estimating soil properties required by many of the state-of-the-art hydrology, erosion, and sediment yield procedures and computer m

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BLM Technical Note 379

Soil Landscape Analysis Project (SLAP) Methods in Soil Surveys

This technical note describes the Soil Landscape Analysis Project (SLAP) methodology for making Order 3 soil surveys and for supplementing and updating existing soil surveys.

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BLM Technical Note 420

Phytostabilization as a Remdiation Alternative at Mining Sites

In the last 10 years, the Bureau of Land Management (BLM) has reclaimed a number of abandoned mine land (AML) sites, often by removing mine, mill, and smelter wastes and taking them to a repository

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BLM Technical Note 447

Gray Clay (Malpass Clay) in the West Eugene Wetlands and the Willamette Valley is Weathered and Redeposited Ash from Mount Mazama

The climactic eruption of Mount Mazama approximately 7,600 years ago distributed airfall tuff throughout what is now eastern and offshore Oregon.