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PODCAST

Cow Talks

Marcelo Wallau and Chris Prevatt

Cow Talks with Dr. Marcelo Wallau, UF/IFAS Forage Extension Specialist and Chris Prevatt, Beef Cattle and Forage Commodity Director for the Alabama Farmers Federation. This podcast is tailored towards producers and extension agents in Florida. For more information and transcripts of the episodes, visit https://www.wallauforages.com/ under the Extension tab.

science natural sciences

All Episodes

00:22:21

Integrating Legumes to Improve Forage Diversity

Cow Talks ·

2025/09/26

In this conversation, we revisited two old episodes from Forage Nexus, our sister podcast with Drs. Lilian Silva, from Clemson University, and Bruno Pedreira, from the University of Tennessee. We invited two distinguished colleagues, Drs. Jim Muir and Jamie Foster discuss the importance of legumes in forage and livestock production systems. We explored ways to increase forage productivity and resilience through legumes, and discussed the challenges of adopting legumes at the farm scale. Those

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00:33:07

Revisiting the International Silage Conference with...

Cow Talks ·

2025/09/19

In this episode of Cow Talks, Dr. Marcelo Wallau hosts his colleagues Dr. Diwakar Vyas and Dr. Adesogan Adegbola (Gbola), to discuss the recent XX International Silage Conference held at the University of Florida in July 2025. The conference brought 330 researchers and allied industry from 37 different countries, representing 141 organizations, institutions and companies. . They explore the origins of the conference, its impact on global networking, key takeaways from presentations, and the role of

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00:26:54

Optimizing Fertilization in Livestock Management with...

Cow Talks ·

2025/09/05

This conversation takes listeners back to 2021 with expert Dr. Cheryl Mackowiak, who delves into the intricacies of fertilization strategies in livestock management, focusing on both cool and warm season pastures. The discussion highlights the importance of nitrogen management, the role of legumes in enhancing soil fertility, and the challenges faced in seed production, particularly with Bahia grass. The hosts share insights from their experiences and research, providing practical advice for

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00:31:35

Cool-Season Forages in the Southeast with Henry Jordan

Cow Talks ·

2025/08/15

In this episode of Cow Talks, Dr. Marcelo Wallau discusses the intricacies of cool season variety trials with Henry Jordan and Maria Elena Mailhos. They delve into the importance of variety trials in forage production with a specific focus on the impact of cool seasons on crop yield across the southeast, specifically, in Florida and Alabama. The conversation also covers seeding rates, seed availability, and emerging varieties in the forage

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00:38:34

New World Screwworms with FDACS

Cow Talks ·

2025/08/08

Join us on Cow Talks as we delve into the pressing issue of New World Screwworms with Dr. Diane Kitchen, a veterinary manager with FDACS and state epidemiologist. As a continuation of our conversation with Drs. Andrew Short and Edwin Burgess, we discuss the history, current threats, and the critical importance of surveillance and reporting in preventing the spread of this potentially devastating pest. Stay informed and vigilant to protect both livestock and wildlife in the Southeastern United States

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00:21:51

Integrating Cattle and Conservation in Florida...

Cow Talks ·

2025/07/25

In this episode of Cow Talks, Steve Smith, Chief of Field Services at Florida’s Office of Agricultural Water Policy, joins host Marcelo Wallau to unpack the role of Best Management Practices (BMPs) in sustainable farming. They discuss how BMPs support both environmental protection and agricultural efficiency, the benefits of enrolling in the program, and how Florida producers can access cost-share opportunities and technical support. A must-listen for anyone involved in or curious about the future

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00:33:15

The Return of the Screwworm: Threats, History, and...

Cow Talks ·

2025/07/18

Screwworms were things of past nightmare for livestock and wildlife in US. Are they coming back? In recent months, this old threat has reemerged in previously eradicated areas in Central America, making its way to Mexico and getting closer to US borders (https://www.aphis.usda.gov/livestock-poultry-disease/cattle/ticks/screwworm/outbreak-central-america). While not here yet, many people are in high alert. In this episode of Cow Talks, we talk to Drs. Andrew Short and Ted Burges from the University

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00:36:19

Advancements in Forages: A Journey with Dr. Monte...

Cow Talks ·

2025/07/11

This presentation with Dr. Monte Rouquette as part of the 75th Beef Cattle Short Course delves into the intricacies of forage research and its critical role in sustainable pasture management and livestock production. He discusses various aspects of forage science including, nutrient cycling, and the importance of genetics in livestock performance. The necessity for team collaboration is discussed, along with future directions in forage and livestock research.

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00:30:43

Advancements in Forages: A Journey with Dr. Sollenberger

Cow Talks ·

2025/06/27

This conversation explores the evolution and advancements in forage research, particularly in Florida, highlighting successful long-term projects and effective grazing management practices. Dr. Lynn Sollenberger shares insights from his extensive experience in the field, emphasizing the importance of collaboration, research, and sustainable practices in enhancing livestock nutrition and forage production.

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00:32:53

Field Diagnostics, Disease Risk, and Herd Health in...

Cow Talks ·

2025/06/13

In this episode, we take a closer look at the health challenges facing farmed white-tailed deer in Florida, focusing on how to manage and prevent diseases like epizootic hemorrhagic disease (EHD) and bluetongue virus. Dr. Campos shares insights into new rapid field diagnostics that can speed up outbreak response and explains how land use and environmental shifts are shaping disease risks. The Cervidae Health Research Initiative (CHeRI) offers necropsy and diagnostic services free of charge to

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00:41:13

Exploring One Health: A Holistic Approach to...

Cow Talks ·

2025/05/30

In this episode of Cow Talks, Dr. John Lednicky discusses the One Health approach, emphasizing the interconnectedness of human, animal, and environmental health. He shares success stories from research on deer and viral diseases, highlighting the importance of incorporating interconnectedness in understanding emerging viruses. The conversation also covers the role of citizen science in monitoring animal health and the challenges faced in H5N1 surveillance. Dr. Lednicky stresses the need for

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00:44:27

Forage Systems in South Florida

Cow Talks ·

2025/05/16

In this episode of Cow Talks, Dr. João Vendramini discusses the unique forage systems and beef cattle production in South Florida. He highlights the challenges posed by the region's soil and climate, the importance of rangelands for environmental conservation, and the various types of forages used in beef production. The conversation also covers alternative forages, the role of legumes, and the management of annual forages, providing insights into the complexities of cattle farming in this

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00:34:11

Backgrounding in Cover Crop Systems

Cow Talks ·

2025/05/02

In this episode of Cow Talks, Drs. Marcelo Wallau and Kim Mullenix from Auburn University discuss the integration of cattle into cropping systems. By exploring the opportunities and challenges presented by ICLS, they emphasize the importance of relationships. Whether this is regarding relationships between farmers or systems, the benefits of stocker cattle management and replacement heifers is discussed. The conversation also covers practical challenges in implementing integrated systems, grazing

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00:38:02

ICLS Series: Grazing for Profit: Integrating Crops &...

Cow Talks ·

2025/04/18

In this episode of Cow Talks, Dr. Marcelo Wallau speaks with Dr. Audrey Gamble about the integration of crop and livestock systems, focusing on the importance of soil health, the benefits of cover crops, and the historical context of crop rotation. They discuss the long-term improvements in soil organic matter as well as the nitrogen credits from legume cover crops. Among this, the decision-making process for choosing cover crop species is discussed. The conversation also covers economic advantages

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00:30:16

From Fairgrounds to Farms: Mitigating Avian Flu Risks...

Cow Talks ·

2025/04/04

In this episode of Cow Talks, Dr. Marcelo Wallau speaks with Colleen Larson about the implications of the H5N1 avian flu on the dairy industry. Adding onto last episode’s conversation with Dr. Anderson and Dr. Cindy Bassett, they discuss the virus's impact on dairy farms, biosecurity measures being implemented, and the importance of consumer safety regarding milk production. The conversation highlights the need for vigilance in biosecurity practices and the role of science-based information in

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00:43:06

Understanding the Spread of H5N1: Impacts on Poultry...

Cow Talks ·

2025/03/21

In this episode of Cow Talks, host Dr. Marcelo Wallau discusses the critical topic of H5N1, or bird flu, with experts Dr. Ben Anderson and Dr. Cindy Sanders. They delve into the epidemiology of H5N1, its impact on livestock and poultry, and the importance of biosecurity measures. The conversation also covers the role of fairs in disease spread, providing insight into how to best prevent contamination. Listeners are encouraged to seek reliable information from local extension offices and agricultural

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00:33:21

Protecting Profits and Herds: PRF Insurance

Cow Talks ·

2025/03/07

In this episode of Cow Talks, host Dr. Marcelo Wallau speaks with Hannah Baker, a State Specialized Extension Agent in Beef and Forage Economics. Hannah’s background and transition to South Florida’s cattle industry is discussed in conjunction with the importance of pasture rangeland forage insurance (PRF) for cattle producers. Hannah highlights the importance of succession planning and risk management in farming within a new agricultural landscape impacted by current trends in the cattle market and

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00:35:57

Weed Control on Hay Fields: Preparing for the Spring

Cow Talks ·

2025/02/21

In this episode of Cow Talks, hosts Dr. Marcelo Wallau and Chris Prevatt engage with Dr. Brent Sellers and Dr. David Russell to discuss the complexities of weed management in agricultural systems. They explore integrated pest management strategies, the importance of healthy forage stands, and the various sources of weed encroachment. The conversation delves into specific weeds of concern and the challenges posed by hard-to-control species. The experts also highlight the significance of education and

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00:44:00

ICLS Series: How Integrated Systems are Reshaping...

Cow Talks ·

2025/02/07

In this episode of Cow Talks, hosts Dr. Marcelo Wallau and Dr. Jose Dubeux dive deep into the world of integrated crop-livestock systems (ICLS), featuring guest expert Dr. Pedro Alburquerque from Brazil. Drawing parallels between Florida and southern Brazil's similar climates and agricultural practices, the episode explores the benefits and challenges of ICLS adoption. Listeners will gain insights from both scientific research and practical on-farm experience, understanding how ICLS contributes to

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00:44:39

Corn Hybrids for Silage

Cow Talks ·

2025/01/24

In this episode of Cow Talks, host Marcelo Wallau converses with Dr. Bill Mahanna, a seasoned expert in corn silage selection. The conversation delves into the critical factors influencing corn selection for silage, emphasizing the importance of agronomy, late season plant health, and the role of data models. Dr. Mahanna addresses common misconceptions about fiber digestibility and the significance of agronomic traits over genetic factors in selecting corn hybrids. Overall, the episode provides

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46 results

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