The Dirt: an eKonomics podKast
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Latest episodes
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Which Potash Fertilizer Fits Your Fields?
October 6, 2026 · 37 minWhat should you consider when choosing a potassium source? In this episode, host Dr. Alan Blaylock is joined by David Holden, owner of Holden Research and Consulting, to explore how crop needs, soil properties, water source and the…
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Understanding the Soil Factors Limiting Yield
September 29, 2026 · 32 minSoil fertility isn't always the yield-limiting factor. Compaction, salinity, soil acidity and water management can all affect how well crops grow and how effectively they access nutrients. In this episode, Lyle Cowell is joined by…
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What Really Influences Soil Organic Matter?
September 22, 2026 · 26 minBuilding soil organic matter has become a common goal for farmers looking to improve soil health, but increasing soil organic matter levels can be harder than we'd expect. In this episode, host Amy Crozier is joined by Andrew McGuire…
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Building Better Yield Forecasts with Farm Data
September 15, 2026 · 25 minCrop yield forecasting isn't new, but the information used to build them has changed. Today, field observations and grower experience can be combined with satellite imagery, weather data and historical records to provide a more complete…
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How 4R Nutrient Stewardship Guidance Has Evolved
September 8, 2026 · 30 min4R Nutrient Stewardship is becoming more practical, more detailed and more adaptable to the way growers manage nutrients across different crops and regions. In this episode, host Lyle Cowell is joined by Dan Heaney to explore how…
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Starting the Conversation on Farm Succession
September 1, 2026 · 28 minSuccession planning can feel daunting and complex. With multiple people bringing different expectations to the table, it can be difficult to build a plan that fits everyone - which is why less than one in five farm families actually have a…
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Do You Know Your Grain Production Costs?
August 25, 2026 · 32 minUnderstanding your cost of production goes far beyond knowing what you spend on fertilizer. In this episode, Amy Crozier is joined by Eric Olson and Warren Bills from MNP to break down the different elements that make up production…
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Understanding Nitrogen Loss Through Denitrification
August 18, 2026 · 27 minDenitrification is one of the three main pathways for nitrogen loss, but what is it really, and how much nitrogen do we stand to lose? In this episode, Lyle Cowell is joined by Dr. Erin Daly from the University of Guelph to break down…