Ag PhD Full Episodes
4 Seasons
Hosted by Brian and Darren Hefty, Ag PhD brings new information on how to improve crop health throughout the season, protect the environment, and produce more yields at harvest. New episodes weekly.
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Lift Stations, Improve Pastures in the Fall, Soil Lab Basics | Ag PhD
Episode 1431
The Hefty brothers say it starts with the soil. So this week, they talk about how to keep your soil at the right moisture, your pasture soil ready for next spring, and how to read all those different soil tests! The weed is puncturevine, and later Darren talks combine header transport.
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Partially Harvested Fields, Fall Alfalfa Care, How To Pull Soil Samples | Ag PhD
Episode 1430
Brian and Darren explain why you sometimes see fields with crop left in them. They also talk about what to do this fall to help your alfalfa survive the winter, and how to have a successful soil sampling and fertility program.
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Reduce Erosion, Desiccation Considerations, Winter Wheat Seed Treatment | Ag PhD
Episode 1429
As we head towards fall the Hefty brothers discuss protecting soil, killing your crop before harvest (!), and starting your wheat right. The Weed of the Week might make you crabby, and Darren's got the Edge in Iron Talk.
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Why Farmers Make Bales, Pre-Emerge Wheat Herbicides, Bin Preparation | Ag PhD
Episode 1428
Brian and Darren talk about the reasons that farmers make bales. They also discuss pre-emerge herbicides to use before wheat, and how to get your grain bins ready for harvest season.
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Dig a Root Pit, Soil Fertility Management, Our Top Tips on Tiling | Ag PhD
Episode 1427
Brian and Darren go below the surface in this episode: studying corn roots, studying fertility, and studying the water in the soil. Musk thistle is the Weed of the Week, and it's grain bin tech in Iron Talk.
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Using Satellite Imagery, Grain Bin Fan Controls, Late-Season Soybean Scouting
Episode 1426
Learn how farmers use satellite imagery, why you should have automatic fan controls on your grain bins, and what to look for in soybeans late in the growing season.
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Apical Dominance, Corn Stalk Evaluation, A Guide to Cover Crops | Ag PhD
Episode 1425
The Hefty brothers bring the classroom into the field, with lessons in plant growth, giving the "legs" of your corn a checkup, and protecting your soil off-season. The Weed of the Week is perennial johnsongrass, and Iron Talk is all about the science of spraying.
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Fenceline Care, Buying Next Year's Crop Inputs Early, Late-Season Fungicides
Episode 1424
Brian and Darren talk about the importance of insect and weed control around fencelines. They also discuss buying crop protection products now to avoid potential price increases, and then go over some tips for applying fungicides late in the season.
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Banding vs Broadcasting, Soybean Fungicide, Post-Harvest Wheat Burndown | Ag PhD
Episode 1423
This week the Hefty brothers talk input distribution strategies, go on the offense against white mold, and the best products for burndowns. Swamp smartweed gets outsmarted, and there's an Iron Talk for everyone in the Corn Belt.
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2025 Field Day, Late-Season Weeds in Corn, Late-Season Soybean Insects | Ag PhD
Episode 1422
Brian and Darren invite you to attend the Field Day on July 31st. They also discuss how to deal with late-season issues in corn and soybeans.
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Spot Spraying, Late-Season Corn PGRs, Late-Season Soybean Herbicides | Ag PhD
Episode 1421
This week, it's all about staying strong in the home stretch. The Heftys explain how to hit the bullseye, give your corn a pre-harvest boost, and battle last-minute invaders in your beans. The Weed of the Week is common mallow, and Darren puts the N in an Iron Talk for maturing soybeans.
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Crop Canopy, Late-Season Insects in Corn, Nitrogen for Soybeans | Ag PhD
Episode 1420
Brian and Darren discuss the importance of a crop that can shade out the soil between the rows. They also talk about scouting for and controlling insects later in the season in corn, and how to manage nitrogen for your soybeans.
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The Water Table, Corn Fungicides, Sprayer Water Volume Guidance | Ag PhD
Episode 1419
This week, it's water, water, everywhere, and lots to make you think. The Heftys talk hidden H2O, getting to the root of rot in corn, and turning up (or down) the volume of your sprayer. It's man bites dog for this week's weed, with an Iron Talk all about reading the leaves before you spray.
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How 2,4-D & Dicamba Work, White Mold in Soybeans, Scouting Corn Fields | Ag PhD
Episode 1418
Brian and Darren explain how 2,4-D and dicamba kill weeds. They also discuss ways to reduce white mold pressure, and what to look for in your corn fields this summer.
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Scouting & Scholarships, Treatments for Alfalfa, Volunteer Corn Control | Ag PhD
Episode 1417
In less than 30 minutes the Heftys nurture the next generation of agronomists, save your alfalfa, and vanquish corn's trickiest enemy: itself! The Weed of the Week is henbit, and can you catch Darren's drift in Iron Talk? (Except there is no drift!)
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Short Corn, Flag Leaf & Heading Applications, Plant Tissue Analysis | Ag PhD
Episode 1416
Brian and Darren talk about the advantages and potential drawbacks of having shorter corn plants. They also discuss what you should apply to your wheat at flag leaf and heading time, and how to improve your fertility program by doing plant tissue sampling.
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Satellite Imagery, Post-Emerge Soybean Residuals, In-Crop Soil Testing | Ag PhD
Episode 1415
This week, the Heftys take you from outer space to below your soil's surface, and help you manage your soybeans in between. Saddle up to fight the Weed of the Week, marestail, and we'll end with a lesson from Dad.
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Herbicide Resistance, Post-Emerge Corn Herbicides, Liberty Use in Soybeans
Episode 1414
Brian and Darren discuss how weeds can become resistant to herbicides. They also go over some products you could use to control weeds in corn post-emerge, and how to get the most out of Liberty herbicide in soybeans.
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Products From Soybeans, 2025 Rebate Programs, Weeds in Enlist Soybeans | Ag PhD
Episode 1413
If you're a soybean farmer, Brian and Darren made this show just for you! First they tell you what you can make out of soybeans, then they save you money using reward programs, and later it's how to get better weed control in Enlist beans. Quackgrass and dirty sprayers are also tackled.
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2025 Ag PhD Field Day, Calcareous Soil, Plant Growth Regulators | Ag PhD
Episode 1412
Brian and Darren invite you to attend the Ag PhD Field Day on July 31, 2025. They also discuss how to deal with excess calcium in soil, and how plant growth regulators can improve your crops.
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Row Cleaners, Insecticides Modes of Action, Spring Pasture Management | Ag PhD
Episode 1411
It's that time of the year to make sure your planter does more than plant, your bug killer is not killing the wrong bugs, and your cows can finally enjoy the lush grasses again. The Weed of the Week is black nightshade, and the science of water is revealed in Iron Talk.
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Biological and Natural Products, Soybean Gall Midge, Establishing Alfalfa
Episode 1410
Brian and Darren discuss harnessing nature and using it to grow better crops. They also talk about ways to fight gall midge in your soybeans, as well as how to have a productive alfalfa crop.
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Scouting & Scholarships, Soy Defensive Traits, Incorporating Herbicides | Ag PhD
Episode 1409
Spring fever is on at the Hefty farm, as Brian and Darren share how to improve your soybeans, improve your early herbicides, and an opportunity to improve the next generation of farmers! The Weed of the Week is a real dandy, and Darren is talking iron as always.
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Rhizomes, Stolons, and Tubers, Corn Rootworm Control, First Spray Pass in Wheat
Episode 1408
Brian and Darren explain some different root structures of plants. They also offer tips on controlling corn rootworms, and what you should put in the spray tank for your first pass in wheat.