Bill studies what makes cropping systems both productive and sustainable using long-term experiments that test the impact of crop species, tillage systems, crop rotations, and cover crops.


William Deen
Projects:
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 …
ACTIVE
Publications:
Corn and soybean yields and returns are greater in rotations with wheat
Crop rotations differ in soil carbon stabilization efficiency, but the response to quality of structural plant inputs is ambiguous
This study set out to evaluate crop rotation diversity, perenniality, carbon inputs, and carbon input quality as predictors of soil organic carbon concentration and aggregate size.
News:
Diversify crop rotations to improve yield and soil health
The corn-soybean rotation is the dominant cropping system on farmland throughout central Canada and the midwestern United States. However, long-term …
Crop rotation diversity improves yield resilience
The warming of the earth’s climate and an increasing global population is presenting enormous challenges for the agricultural industry to …
- bdeen@uoguelph.ca
- https://www.plant.uoguelph.ca/bdeen