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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4R Resources
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
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...
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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...
PA4R Nutrient Stewardship Alliance to Offer “4waRd Thinking” Training to Farm Advisers
Shillington, Pennsylvania (October 14, 2021) - The Pennsylvania 4R Nutrient Stewardship Alliance (PA4R) has received funding through a 2021 Northeast Sustainable Agriculture Research & Education (SARE) Professional Development grant to provide education to...
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...
Delaware-Maryland 4R Alliance and Partners Host Successful 4R Field Day
Chestertown, Maryland (August 27, 2021) - The Delaware-Maryland 4R Alliance hosted their annual 4R Field Day on Thursday, August 26, 2021, at Corteva's Chesapeake Farms in Chestertown, MD. The event was attended by 100 farmers, agribusiness professionals, government,...
Upcoming Events
Webinar: Mixed Cover Crops in Corn-Soybean Systems: Examining Soil Health, Input Efficiency and Yiel
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.




