Improve Soil. Improve Life.

Our Vision

Soils at Guelph is an effort to increase awareness of research initiatives, facilitate collaboration and knowledge exchange among stakeholders, and to educate on the importance of soil health. 

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Browse Projects by Theme





April 13, 2021

Nitrogen inhibitors reduced N2O emissions without permanently changing soil microbial communities

Mica Tosi, Shannon Brown, Pedro Ferrari Machado, Claudia Wagner-Riddle, and Kari Dunfield. 2020. Short-term response …

April 12, 2021

Aerial view of crop rotation research plots

Crop rotation diversity improves yield resilience

Timothy Bowles, et al. 2020. Resilience to adverse growing conditions in North America. One Earth …

March 30, 2021

Virtual adventures

Wow! What a busy start to 2021! With the Midwest Cover Crop Council Conference wrapping …

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Recent Projects

The Soil Microbiome: Linking Soil Biodiversity to Soil Health and Ecosystem Services

Understanding the microbial world in the soil is key to finding sustainable agricultural practices that work to protect the environment. Using a unique approach that combines the disciplines of soil science and molecular biology, we are able to quantif …


Precision Agronomy Cover Crops by Soil Type and their Soil Health Footprint

Agricultural research has been known for carrying out studies on small plots. The arrival of precision ag technologies potentially allows rigorous, replicated studies to scale up to cover whole farm fields, spanning multiple soil types and landscape po …


Improving Cover Crop Management: Cover Crop Mixtures With Different Termination Methods

Integration and management of cover crops is challenging due to the immediate time and cost constraints while potential benefits may be long-term. Adjusting cover crop production methods may balance these challenges while meeting producer goals. But th …


Recent Publications

Long-term tillage and crop rotation effects on soil quality, organic carbon, and total nitrogen

Soil organic carbon content: Decreases partly attributed to dilution by increased depth of cultivation in southern Ontario

Researchers analyzed soil organic carbon contents and depths of Ap horizons (i.e., cultivated topsoil) from Ontario soil survey reports from 1950 to 2019.

Legume Cover Crop Management on Nitrogen Dynamics and Yield in grain corn systems