Soil Science

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Soil Acidity and Aluminum Toxicity in the Palouse Region of the Pacific Northwest

Soil pH/soil acidity continues to be a major concern among wheat growers in the higher rainfall areas of the Palouse region. This publication is an update on earlier work conducted by Robert Mahler a ...
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Soil Acidity Impacts Beneficial Soil Microorganisms (Soil Acidification Series)

Beneficial soil microorganisms are also absolutely critical to soil fertility and plant nutrition, but soil acidification in the Pacific Northwest threatens their effectiveness. This publication outli ...
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Soil Biota in Orchards

Learn the many benefits of soil biota, and how to increase their activity in your orchard. ...
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Soil Fertility in Organic Systems: A Guide for Gardeners and Small Acreage Farmers

This publication discusses the many types of fertilizers and soil amendments available for organic plant production. Fertilizer formulations, nutrient availability, and application practices for commo ...
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Soil Testing: A Guide for Farms with Diverse Vegetable Crops

Soil analysis can guide farmers and gardeners in making soil amendment and soil management decisions. Making soil sampling an annual event will allow for tracking management practices and influencing ...
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Tree Fruit Soil Fertility and Plant Nutrition in Cropping Orchards in Central Washington

A strategy with five steps: comprehensive information on soil and plant nutrition to increase production in cropping orchards.
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