News

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 uses advanced imaging technology to create field-specific recommendations that support more precise nitrogen management decisions. How […]

Corn and wheat growers in Maryland and Pennsylvania may qualify for funding through the Nitrogen Use Efficiency (NUE) Program. Participants work with agronomic advisors to improve nitrogen management, increase efficiency, and support water quality goals.

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.

Join us Monday, January 26, 2026 in Lancaster, PA Chester, Maryland (January 16, 2026) – The Mid-Atlantic 4R Nutrient Stewardship Association is inviting you to our annual 4R Science Symposium scheduled for Monday, January 26th. The event will take place at The Ware Center of the Arts in Lancaster, PA. Doors will open at 8:30 AM […]

Highlight a 4R Farmer and Crop Consultant Today Chester, Maryland – October 2, 2025 – The Mid-Atlantic 4R Nutrient Stewardship Association (MA4R) is seeking nominations for a 4R Advocate in their region. The 4R Advocate Program recognizes agricultural retailers and growers who implement advanced fertilizer best management practices that incorporate the principles of 4R nutrient […]

Highlight a 4R Farmer and Crop Consultant Today Chester, Maryland – October 2, 2025 – The Mid-Atlantic 4R Nutrient Stewardship Association (MA4R) is seeking nominations for a 4R Advocate in their region. The 4R Advocate Program recognizes agricultural retailers and growers who implement advanced fertilizer best management practices that incorporate the principles of 4R nutrient […]

“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 practices. A $1,000 planning voucher from the Mid-Atlantic 4R Nutrient Stewardship Association is […]

Wednesday, March 5, 2025 (Chester, Maryland) – Over 130 attendees across the region joined the Mid-Atlantic 4R Nutrient Stewardship Association’s “Testing Efficiency February Webinar” on Monday the 24th. Key takeaways from the audience included: global use of fertilizer and manufacturing, benefits and challenges of crop residue, as well as 4R cost-share findings. The morning webinar […]

Ensuring every nutrient application in the Mid-Atlantic is applied with the RIGHT source, in the RIGHT place, at the RIGHT rate, and at the RIGHT time. (Chester, Maryland, December 23, 2024) – In March 2024, the Mid-Atlantic 4R Nutrient Stewardship Association (MA4R), the nonprofit organization supporting the Pennsylvania 4R Alliance (PA4R) and the Delaware Maryland […]

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. Agribusinesses are eligible to receive $500 per farmer for providing technical assistance to the farmer and delivering data […]