Resources to Support 4R Adoption in the Mid-Atlantic

Explore funding opportunities, practical guidance, and regional partnerships that make implementing the 4R practices easier and more effective.

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Recap: Pre-Sidedress Nitrate Test

Recap: Pre-Sidedress Nitrate Test

If you've followed the Delaware-Maryland 4R Alliance on Facebook over the last few weeks, you might have noticed that we linked to several resources on the Pre-sidedress Nitrate Test, or PSNT. Whether you're looking for information on how to sample for a PSNT or how...

MD Farmer Jonathan Quinn selected as 2019 4R Advocate

It’s no surprise that one who leads a fifth-generation farm might also be an early adopter. Jonathan Quinn was one of the first in the Delmarva region to invest in a yield monitor. He also incorporated the 4Rs before they were so named. It comes naturally. His father...

On-Farm Research Resources

On-Farm Research Resources

Today's article in the American Agriculturist- "4 tips to ensure on-farm research success"- highlights several considerations for how to carry out a project. Interested in learning more about testing new products, tools or management strategies on your farm? Here's a...

4R Spotlight- Grid & Zone Soil Sampling

In this week's Ag Decisions section of the Delmarva Farmer, the Delaware-Maryland 4R Alliance offered an overview on grid soil sampling and zone soil sampling. If you're considering adopting this strategy on some of your acreage next year, here are some resources to...

Cover Crops and the 4Rs- Five Things to Know

Dr. Ken Staver knows a lot about cover crops. In a recent interview with the hosts of From Cloud to Cab, the Associate Research Scientist and Acting Director of the Wye Research and Education Center talked about his 30 years of research and how cover crops relate to...

The 4Rs and UAVs- A Look at our 2017 On-Farm Demonstration

The Delaware-Maryland 4R Alliance posted two articles recently on its Facebook page related to 4R tools and technologies. The first post links to a Delmarva Farmer article about University of Delaware Agronomist Jarrod Miller exploring potential applications of...

Funding & Support Resources

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Partner Network

Explore funding opportunities, practical guidance, and regional partnerships that make implementing the 4R practices easier and more effective.

Recent News

Cost-Share to Test Products Available

Chester, MD (January 24, 2024) - The Mid-Atlantic 4R Nutrient Stewardship Association is offering cost-share enhanced nutrient management practices. Cost-share of $20 per acre is available for testing biofertilizer products or adding an additional split of nitrogen....

First-Ever Mid-Atlantic 4R Symposium

Queenstown, MD (August 7, 2023) - As regional affiliates of the Mid-Atlantic 4R Nutrient Stewardship Association, the Delaware Maryland 4R Alliance and Pennsylvania 4R Alliance will be co-hosting the first-ever 4R Symposium. Join our teams for free on August 31st at...

Demonstration Driven 4R Field Day

Queenstown, Maryland (September 28, 2022) - On August 31st, the Delaware Maryland 4R Alliance partnered with the University of Maryland Agronomy Program for their annual Field Day at the Wye Research and Education Center. Over 140 participated to explore more about 4R...

First Ever Data Driven 4R Field Day

Darlington, Maryland (September 21, 2021) - The Delaware-Maryland 4RAlliance held a successful field day on September 9th at Indian Springs Farm. For their first event in Northern Maryland, 46 attendees, made up of farmers, agribusiness professionals, as well as...

Upcoming Events

"webinar" in white text against a corn field
17
September
Date
September 17, 2026
Time
12:00 pm - 1:00 pm

Long-term irrigated trials from the University of Arkansas on how cover crop species selection and blend composition affect soil health, input costs, and yield in corn–soybean rotations. 1.0 CCA Soil & Water Management CEU.

"webinar" in white text against a corn field
22
September
Date
September 22, 2026
Time
12:00 pm - 1:00 pm
2026 Partner Meeting Save the Date Graphic
24
September
Date
September 24, 2026
Time
8:30 am - 12:00 pm

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