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Improving Garden Soils with Organic Matter

This publication will help you understand the importance of soil organic matter levels to good plant performance. It also contains suggestions for suitable soil amendments. Any soil, no matter how compacted, can be improved by ...

Dan Sullivan, Linda Brewer, Neil Bell | May 2003 | OSU Extension Catalog

Alfalfa soil fertility and fertilization requirements

A productive alfalfa crop removes significant quantities of macronutrients and small amounts of micronutrients from the soil (Table 1). A complete fertilizer program is essential to ensure a highly productive, long-lived stand.

David Hannaway, Mylen Bohle, Daniel Miles, Yitian Lin, Brianna Randow | Sep 2019 | Article

Add organic matter to improve garden soils

Adding organic matter is the best way to improve nearly all kinds of soils.

Feb 27, 2009 | News Story

Mud and Manure Management Resources for Small Farms

Publications and documents demonstrating the art of Mud and Manure Management for the pastures and forage crop. These contain useful information that are important when managing and producing livestock on pasture.

Mar 2018 | Collection

Fertilizing fruit trees

Fruit trees like apples, pears and prunes generally need fertilizer. Learn how to match your orchard's needs with the macronutrients the soil can provide.

Steve Renquist | May 2018 | Article

The ABCs of NPK: A fertilizer guide

Nitrogen, phosphorus and potassium aren't just an alphabet soup of chemicals. They are essential plant nutrients that, when used correctly, help to grow a healthy garden. Learn what fertilizers to apply when in this handy guide.

Lisa Ehle | Jun 2018 | Article

What should I be doing now for weed control?

Q: The straw mulch I used at the end of summer to suppress the weeds doesn't seem to be working. Should I till it and cover with plastic? black or clear? Is there something better. Or should I add more straw. I could probably bring some cardboard home from work. Is this a healthy option?

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I have droopy asparagus, what can I do?

Q: We have had a wonderful patch of Jersey Giant asparagus for the past twenty five years. This year, we have something "infecting" a few of the clumps of our asparagus and we can't identify it. It appears to be some kind of wilt or virus?

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