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Welcome to the web home for Field, Lab, Earth, the podcast from the American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America. The podcast all about past and present advances in agronomic, crop, soil, and environmental sciences, our show features timely interviews with our authors about research in these fields.

Field, Lab, Earth releases on the third Friday of each month in addition to the occasional bonus episode. If you enjoy our show, please be sure to tell your friends and rate and review. If you have a topic, author, or paper you would like featured or have other feedback, please contact us on Twitter @fieldlabearth or use the email icon below. You can join our newsletter to receive notifications about new episodes and related resources here.

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Jan 20, 2022

Nitrogen is an important nutrient for corn which, when applied as a fertilizer, can increase yields. However, too much nitrogen can lead to negative impacts on human health, water quality, plant health, and the environment. This episode, Carrie discusses her work testing nitrogen rate recommendation tools and how we can...


Dec 17, 2021

“Review of cool-season turfgrasses for salt-affected roadsides in cold climates” with Dr. Eric Watkins.

Salt is commonly spread on roads in colder regions to help keep them clear of dangerous ice. However, salted roads can pose some environmental risks. Roadside turfgrasses can help alleviate some of those problems,...


Sep 17, 2021

Harlan’s Crops and Man with Drs. Thomas Stalker and Marilyn Warburton

Humans and the crops they use have co-evolved across the centuries. This episode, Drs. Thomas Stalker and Marilyn Warburton discuss three major periods of time within this relationship as well as misconceptions we might have about our predecessors...


Sep 3, 2021

When nutrients are taken up in the field, they often find their way into the fruits and vegetables that we enjoy. But once we eat them, how can they get back to the fields for future crops? This episode, Rebecca will discuss her work in returning nutrients from human waste back into the soil.

Tune in to learn:

  • How...


Mar 22, 2021

“Varietal Timelines and Leadership Challenges Affecting the Legacy of Nikolai Ivanovich Vavilov” with Dr. Joel Cohen

Nikolai Vavilov was an agronomist and seed collector whose life spanned the regimes of Vladimir Lenin and Joseph Stalin. These were years plagued by extreme famine, especially in the Ukraine....