Herbicide Residue in Manure, Hay, and Compost

hr What is Herbicide Residue? In recent weeks, the Oregon Dept of Agriculture announced the discovery of contaminated soil and compost materials from an...

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Ag Composting Resources & Education Series

We are excited to share this announcement with agricultural professionals interested in a hands-on composting classes. OSU Extension, Clackamas County Soil and...

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