Betsy Verhoeven

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Content by Betsy Verhoeven

Experimenting on the Farm: Introduction to Experimental Design

On-farm trials help growers test if promising experiment station research results can be replicated on their farms. However, these on-farm trials must be carefully planned to ensure the results are valid.

Christy Tanner, Gordon B. Jones, Betsy Verhoeven | May 2023 | Extension Catalog publication

Fertilizing with Biosolids

Biosolids can be used to supply nutrients to crops. The nutrient content and fertilizer replacement value of biosolids and the relationship between biosolids nutrient inputs and crop removal of nutrients are ...

Dan M. Sullivan, Abigail Tomasek, Deirdre Griffin LaHue, Betsy Verhoeven, Amber Moore, Linda Brewer, Andy I. Bary, Craig G. Cogger, Biswanath Dari | Apr 2022 | Extension Catalog publication

Baseline Soil Nitrogen Mineralization: Measurement and Interpretation

Baseline N mineralization refers to plant-available nitrogen release that accompanies the decomposition of soil organic matter. The rate of baseline soil N mineralization is governed by the quantity and quality of ...

Dan M. Sullivan, Amber Moore, Betsy Verhoeven, Linda Brewer | Mar 2020 | Extension Catalog publication

Selecting successful cover crops for your hop yard

This fact sheet is designed to help guide commercial hop growers in selecting cover crops. The guide discusses pros and cons for four different cover crop strategies: annual fall-planted, annual spring-planted, annual re-seeding and...

Betsy Verhoeven | Sep 2019 | Article

Growing Malting Barley in and Around the Willamette Valley

Barley is a useful rotation crop that grows well in the Willamette Valley. But the region's craft beers and spirits generally use malting barley shipped from elsewhere. Can growers and brewers capitalize on ...

Betsy Verhoeven, Scott Fisk, Ryan Graebner, Laura Helgerson, Brigid Meints, Pat Hayes | May 2019 | Extension Catalog publication