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Field, Lab, Earth

39 EpisodesProduced by ASA, CSSA, SSSAWebsite

Past and present advances in the fields of agronomic, crop, soil, and environmental sciences. Enjoy interviews with researchers published in journals, books, and magazines from the American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America. Opinions and conclu… read more

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Wild Pig Impacts on Water Quality with Dr. John Brooks

July 17th, 2020


“A preliminary investigation of wild pig (Sus scrofa ) impacts in water quality” with Dr. John Brooks.

Wild pigs are an invasive species that impact …

2020 Blooper Reel

June 22nd, 2020


It’s our second birthday today, which means we’re releasing a second blooper reel. We are now also offering continuing education unit (CEU) quizzes …

Oyster Aquaculture with Chelsea Duball

June 19th, 2020


“Impacts of Oyster Aquaculture on Subaqueous Soils and Infauna” with Chelsea Duball.

Oysters are praised as ecosystem engineers, not only for their …

Water Retention Products on Home Lawns with Vikram Baliga

May 15th, 2020


“Evaluation of Water Retention Products to Conserve Urban Water Resources in Home Lawns” with Vikram Baliga.

Water retention products are designed to help turfgrasses conserve water. But as water conservation becomes an …

Oil Spill Remediation in North Dakota with Dr. Tom DeSutter and Sam Croat

April 17th, 2020


“Crop Production on Heavily Disturbed Soils following Crude Oil Remediation” with Dr. Tom DeSutter and Sam Croat.

When an oil spill occurs on land, …

The Deepwater Horizon Oil Spill with Drs. John White and John Pardue

April 3rd, 2020


“Crude Oil Effects on Redox Status of Salt Marsh Soil in Louisiana” with Dr. John White. Also featuring Dr. John Pardue.

Ten years ago, on April 20th, the Deepwater Horizon oil platform exploded, killing eleven crewmen …

Top Ten Plants with Dr. Mary Meyer and Dr. Natalie Bumgarner

March 20th, 2020


“Top 10 Plants: Increasing Awareness of Plants” with Dr. Mary Hockenberry Meyer and Dr. Natalie Bumgarner.

Plant blindness is the inability to “see” the plants around us, that is, to recognize them as separate and …

Plant Blindness in Children’s Art with Drs. Christina Hargiss and Paula Comeau, pt. 2

March 4th, 2020


“Analysis of Children's Drawings to Gain Insight into Plant Blindness” with Dr. Christina Hargiss and Dr. Paula Comeau

Plant blindness is a …

Plant Blindness in Children’s Art with Drs. Christina Hargiss and Paula Comeau, pt. 1

March 4th, 2020


“Analysis of Children's Drawings to Gain Insight into Plant Blindness” with Dr. Christina Hargiss and Dr. Paula Comeau

Plant blindness is a …

Nutrient Cycling in Organic Systems with Dr. Erin Silva

February 21st, 2020


In North America, standards for soil health and fertility in organic systems are regulated at the federal level. But for those transitioning to …

Organic Certifications with Harriet Behar

February 21st, 2020


Episode Title: Organic Certifications with Harriet Behar

Show notes:

Getting organically certified is one of the first and most important steps to transitioning to organic farming, but how does one actually go about it? …

Organic Basics and Business Operations with Anders Gurda and Paul Dietmann

February 21st, 2020


The organic industry generates 50 billion dollar a year. But if you’re looking at transitioning into organic farming, where do you begin? Anders …

The Organic Systems Mindset with Tom Frantzen

February 21st, 2020


Tom Frantzen has been in organic agriculture for thirty years with his wife Irene in Iowa. Join us and host Dr. Erin Silva for part three of our four …

Genome-Wide Association Studies in Apples with Dr. Zoë Migicovsky and Dr. Carsten Pedersen

January 17th, 2020


“Genome-Wide Association Studies in Apple Reveal Loci for Aroma Volatiles, Sugar Composition, and Harvest Date” with Dr. Zoë Migicovsky, Dr. Carsten …

Winter Phosphorus Release in Cover Crops with Dr. Merrin Macrae

December 20th, 2019


“Winter Phosphorus Release from Cover Crops and Linkages with Runoff Chemistry” with Dr. Merrin Macrae

Cover crops can offer a variety of ecosystem …

Methane, Hydrology, and Constructed Wetlands with Karla Jarecke and Dr. Terry Loecke

November 15th, 2019


“Plant Species and Hydrology as Controls on Constructed Wetland Methane Fluxes” with Karla Jarecke and Dr. Terry Loecke

Wetlands are important …

What We Mean by Soil Health with Dr. Ryan Stewart

October 18th, 2019


“What We Talk about When We Talk about Soil Health” with Dr. Ryan Stewart.

Soil health is an important topic for today’s scientists, but how do we quantify it, and when we talk about “healthy soils,” what do we even …

350 Years of Phosphorus with Dr. Andrew Sharpley and Dr. Don Flaten

September 20th, 2019


“Celebrating the 350th Anniversary of Phosphorus Discovery: A Conundrum of Deficiency and Excess” with Drs. Andrew Sharpley, Helen Jarvie, Don Flaten, and Peter Kleinman.

350 years ago, German alchemist Hennig Brandt …

Saturated Riparian Buffers with Dr. Morgan Davis and Dr. Tyler Groh

August 16th, 2019


“Nitrous Oxide Emissions from Saturated Riparian Buffers: Are We Trading a Water Quality Problem for an Air Quality Problem?” with Dr. Morgan Davis and Dr. Tyler Groh.

Riparian buffers are areas of perennial vegetation …

Tree Harvesting, Biomass Removal, and Soil Nutrient Reserves with Dr. Dave Morris

July 19th, 2019


“Effects of Biomass Removal Levels on Soil Carbon and Nutrient Reserves in Conifer-Dominated, Coarse-Textured Sites in Northern Ontario: 20-Year …

Blooper Reel and Listener Survey

June 21st, 2019


Happy birthday to us! In honor of our first birthday, we’ve put together a blooper reel. And to keep the good times rolling, we’ve developed a short, …

High-Throughput Seed Phenotyping with James Clohessy

June 21st, 2019


“A Low-Cost Automated System for High-Throughput Phenotyping of Single Oat Seeds” with James Clohessy.

A Rube Goldberg machine is a machine …

Vadose Zone Gas Migration and Leaking Wells with Olenka Forde

May 17th, 2019


“Vadose Zone Gas Migration and Surface Effluxes after a Controlled Natural Gas Release into an Unconfined Shallow Aquifer” with Olenka Forde.

Olenka …

Turfgrass Colorants with Drew Pinnix

April 19th, 2019


“Color, Transfer, and Application Parameters of Turfgrass Colorants” with Garland (Drew) Pinnix.

In kindergarten, we’re taught that colors can be one …

Hydrological Observatories with Dr. Heye Bogena

March 15th, 2019


“Toward Better Understanding of Terrestrial Processes through Long-Term Hydrological Observatories” with Dr. Heye Bogena.

Hydrology, put plainly, is …

Precision and Sustainable Agriculture with Dr. David Clay

February 15th, 2019


Precision Agriculture Basics with Dr. David Clay

Dr. David Clay, along with the precision agriculture community, are working like codebreakers to …

The OSU Hand Planter with Dr. Bill Raun

January 18th, 2019


“Hand Planter for the Developing World: Factor Testing and Refinement” with Dr. Bill Raun

Across Central America, South America, and Africa, there are thousands of acres of land with slopes and landscapes that will …

Sediment and the Health of the Great Barrier Reef with Dr. Peter Hairsine

December 21st, 2018


“Review: Sediment-Related Controls on the Health of the Great Barrier Reef” with Dr. Peter Hairsine.

In 2016, a catastrophic bleaching event killed …

Stacking Soybean Cyst Nematode Resistance with Dr. Brian Diers

November 16th, 2018


“Pyramiding of Alleles from Multiple Sources Increases the Resistance of Soybean to Highly Virulent Soybean Cyst Nematode Isolates” with Dr. Brian …

Wildland Fire, Mercury, and Perch with Dr. Randy Kolka and Trent Wickman

October 19th, 2018


“Yellow Perch (Perca flavescens) Mercury Unaffected by Wildland Fires in Northern Minnesota” with Dr. Randy Kolka and Trent Wickman.

We often hear of …

Crop Wild Relatives Week with Dr. Stephanie Greene

September 21st, 2018


“An Inventory of Crop Wild Relatives of the United States” with Dr. Stephanie Greene.

Crop Wild Relatives week is September 22 – 29, 2018!

Crops are vital to feeding an expanding world – and like anything incredibly …

The Farm Bill with Dr. Julie McClure and Dr. Elizabeth Stulberg

September 7th, 2018


The Farm Bill with Dr. Julie McClure and Dr. Elizabeth Stulberg

If you have ever eaten food in the United States, you’ve been impacted by The Farm …

Climate Change and Simulated Canola Yields with Dr. Budong Qian

August 17th, 2018


“Simulated Canola Yield Responses to Climate Change and Adaptation in Canada” with Dr. Budong Qian.

Canada really cares about the future of canola. …

Insect Pollinators and Confection Sunflowers with Dr. Rachel Mallinger

July 19th, 2018


“Benefits of Insect Pollination to Confection Sunflowers Differ Across Plant Genotypes” with Dr. Rachel Mallinger.

Sunflowers are a hallmark of an …

Artificial Sweeteners Underground with Dr. John Spoelstra

June 13th, 2018


“Artificial Sweeteners Reveal Septic System Effluent in Rural Groundwater” with Dr. John Spoelstra.

Dr. John Spoelstra is something like a wastewater detective. If there is secret wastewater that is contaminating …

Iron Layers in Golf Course Soils with Glen Obear

June 13th, 2018


Rapid soil formation in engineered soils, as highlighted in the article “Soil Evolution Par for the Golf Course” with Glen Obear.

Not all of us who …

Blue Carbon in Mangrove Forests with Dr. Gabriel Nuto Nóbrega

June 13th, 2018


“Diffuse Reflectance Spectroscopy (Vis-Nir-Swir) as a Promising Tool for Blue Carbon Quantification in Mangrove Soils: A Case of Study in Tropical …

Antibiotic Resistance in Nebraskan Soils with Dr. Lisa Durso

June 13th, 2018


“Assessment of Selected Antibiotic Resistances in Ungrazed Native Nebraska Prairie Soils” with Dr. Lisa Durso.

Antibiotic resistance has revealed itself as one of the great public health threats of our lifetimes. It …

Cover Crop Cocktails with Dr. Ebony Murrell and Dr. Mac Burgess

June 13th, 2018


“Achieving Diverse Cover Crop Mixtures: Effects of Planting Date and Seeding Rate” with Dr. Ebony Murrell and Dr. Mac Burgess

In fall, organic farmers across the country will start spreading seeds for crops that they …

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