For many irrigated lands in the western U.S., the potential exists for salt to accumulate in the root zone — the top few feet of soil, where plants' roots are prevalent. Such an accumulation of salt may adversely affect trees, shrubs, and other landscape plants.
This module will help you learn about salinity of the soil in the root zone and the issues that arise whenever salts accumulate. The topics covered will provide you with sufficient information to answer the following questions:
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