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
Free Advanced Nitrogen Management Available for Pennsylvania Farms Using Injected Manure
With nitrogen prices continuing to put pressure on farm budgets, making the most of every available nutrient source has never been more important. Through funding provided by the National Fish & Wildlife Foundation, Rosetree Consulting is offering free Advanced…
Fertilizer Efficiency & the 4Rs: Managing High Fertilizer Prices
When fertilizer prices are high, efficiency matters more than ever. The biggest return on investment doesn’t usually come from chasing new products—it comes from doing the fundamentals exceptionally well. That’s where the 4Rs of nutrient stewardship (Right Source,…
The Science Behind the 4Rs of Nutrient Stewardship
The 4Rs of nutrient stewardship—Right Source, Right Rate, Right Time, and Right Place—are more than guiding principles. They’re grounded in decades of agronomic research showing how nutrients move through soil, crops, and water systems. At their core, the 4Rs provide…
Getting to Know Your Soil
Article Written By: Todd Hunsicker, Growmark FS Following harvest one of the first steps to preparing for the next growing season is soil testing. Without knowing what nutrients are currently in the soil, applications of plant food may be a poor investment for growers…
Advanced Nutrient Management Vouchers Available
“Are you ready to take your farm to the next level for yield and efficiency?” For the upcoming small grains growing season, farmers and trusted advisors in the Chesapeake Bay Watershed have the opportunity to work together and plan advanced nutrient management…
4Rs of Dairy Manure
Successful and informative webinar by Mid-Atlantic 4R Chester, Maryland – June 17, 2025 – The Mid-Atlantic 4R Nutrient Stewardship Association held an hour-long webinar covering the 4Rs – Right Source, Right Rate, Right Time, and Right Place – of dairy manure. Robb…
Funding & Support Resources
Free Advanced Nitrogen Management Available for Pennsylvania Farms Using Injected Manure
With nitrogen prices continuing to put pressure on farm budgets, making the most of every available nutrient source has never been more important. Through funding provided by the National Fish & Wildlife Foundation, Rosetree Consulting is offering free Advanced…
Conservation Innovation Grant: Nitrogen Use Efficiency Program
Looking for new ways to improve nitrogen use efficiency on your farm? This Conservation Innovation Grant offers planning vouchers, performance-based payments, and on-farm trial opportunities for corn and wheat producers throughout the Chesapeake Bay watershed.
Plant Map 3D: A New Technology Helping Farmers Get More Benefit from Cover Crops
Plant Map 3D is an innovative tool that helps farmers better understand how cover crops influence nitrogen availability and crop nutrient needs. Available through a Regional Conservation Partnership Program (RCPP) project in the Chesapeake Bay watershed, Plant Map 3D…
4R Voucher & Implementation Program Now Available for Chesapeake Bay Watershed Farmers
Funding is available for Chesapeake Bay Watershed farmers and trusted advisors implementing advanced nutrient management practices. Eligible participants may receive planning vouchers, per-acre cost-share payments, and technical assistance support for qualifying 4R stewardship projects.
Partner Network
Explore funding opportunities, practical guidance, and regional partnerships that make implementing the 4R practices easier and more effective.
Recent News
2025 Summer Voucher Findings
One way, MA4R has been moving the needle, is through the use of 4R Vouchers. These vouchers are good for $1,000 worth of nutrient data management or advanced nutrient management planning. Funds go directly to a trusted advisor to assist a farmer for free or at a reduced cost. The purpose of the voucher allows any farm, no matter the size or level of 4R implementation, to organize their data or plan out how to utilize an advanced nutrient management practice for their business and showcase how the practice would benefit their farming operation.
Mid-Atlantic 4R’s Launches a New Website
Mid-Atlantic 4R Nutrient Stewardship Association is very excited to share, they have recently completed a new updated website! Check out 4rmidatlantic.com to see our updated website, learn about current funding opportunities, and meet all those who work together to make for a successful program.
4Rs Collaborate with Hoover Manure Expo
Join Mid-Atlantic 4R Nutrient Stewardship Association and Pennsylvania 4R Alliance at Hoover’s Manure Expo set on July 27, 2026.
Plant Map 3D: A New Technology Helping Farmers Get More Benefit from Cover Crops
Plant Map 3D is an innovative tool that helps farmers better understand how cover crops influence nitrogen availability and crop nutrient needs. Available through a Regional Conservation Partnership Program (RCPP) project in the Chesapeake Bay watershed, Plant Map 3D…
4R Voucher & Implementation Program Now Available for Chesapeake Bay Watershed Farmers
Funding is available for Chesapeake Bay Watershed farmers and trusted advisors implementing advanced nutrient management practices. Eligible participants may receive planning vouchers, per-acre cost-share payments, and technical assistance support for qualifying 4R stewardship projects.
2026 4R Science Symposium Showcases Innovation in Nutrient Stewardship Across the Mid-Atlantic
The Mid-Atlantic 4R Nutrient Stewardship Association held a successful 2026 4R Science Symposium on Monday, February 9, 2026. Over 70 trusted advisors and like-minded organizations joined Mid-Atlantic 4R in Lancaster Pennsylvania to learn more about practical science-based applications of 4R Nutrient Stewardship and hear directly from experts through research insights and real-world case studies highlighting how 4R farming practices are implemented on farms.
Upcoming Events
Mid-Shore Grain Marketing Breakfast
August 4th, 2026
Start your morning with timely insights into the grain markets at the Mid-Shore Grain Marketing Breakfast, hosted by University of Maryland Extension. This educational program is designed for farmers, grain producers, and agricultural professionals looking to better understand current market conditions and prepare for the upcoming harvest season.
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Carvel Research & Extension Tours
August 6th, 2026
The University of Delaware’s Carvel Research and Education Center in Georgetown opens its fields to the agriculture community on Thursday, August 6. This year’s expanded event adds six crop-specific mini tours, main-tent speaker presentations, expanded poultry education, and a general farm research overview tour.
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Penn State Ag Progress Days
August 11th – 13th, 2026
Penn State Ag Progress Days is Pennsylvania’s largest outdoor agricultural exposition, bringing together farmers, researchers, agribusinesses, educators, and industry professionals for three days of innovation, education, and networking.
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