News

Defining a safe operating space for responsible plant nutrition

October 31, 2023

Presented at the annual meetings of the Agronomy, Crop, and Soil Sciences of America in St. Louis,…

Nitrogen Use Efficiencyin Responsible Plant Nutrition

August 31, 2023

Presented at the first-ever 4R Symposium, hosted by the Mid-Atlantic 4R Nutrient Stewardship Association (Delaware Maryland 4R…

Recognizing Fertilizer Practices that Mitigate Greenhouse Gas Emissions

June 29, 2023

Presented at the annual meetings of the Canadian Society of Soil Science.

Furthering 4R to Verify Sustainable Emissions Reduction

December 14, 2022

Presented to the Manitoba Agronomists Conference 2022, “Dialing Down the Heat.” The scope for 4R practices to…

Furthering 4R Nutrient Management for Sustained Productivity

December 13, 2022

Presentation to the 2022 Indiana Certified Crop Adviser Conference, 13 December 2022, Indianapolis, IN

What’s the Scope of 4R Practices for Reducing Emissions from Fertilizer?

December 1, 2022

Fertilizer use has been a key factor in boosting crop yields worldwide. At the same time, the…

Furthering 4R Nutrient Stewardship for Future Farming

June 7, 2022

Presented at the Conference of the Canadian Society of Soil Science in Edmonton, AB on 24 May 2022.

Nutrient Stewardship: Taking 4R Further

January 5, 2022

It’s been 10 years since the 4R Plant Nutrition manual was published, setting out principles for the…

Responsible Plant Nutrition for Abundant Food & Clean Water

December 7, 2021

Presented guest lecture for a University of Waterloo course in Eutrophication: from Process to Water Quality Management.…

Responsible phosphorus management seeks high yields and shows care for the environment

July 15, 2021

Presentation to INTAGRI International Congress on Plant Nutrition and Physiology, Mexico. 15 July 2021.

June 10, 2021

Presented 10 June 2021 to the annual meeting of the Canadian Society of Soil Science. Summary: 1)…

Sustainable plant nutrition and nitrogen

June 2, 2021

Presentation to the 8th Global Nitrogen Conference, INI2021, hosted in Berlin, Germany, on 1 June 2021. The…