Tom Tabler
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View article: Impact of Lighting Intensity on Welfare and Performance in Broiler Chickens
Impact of Lighting Intensity on Welfare and Performance in Broiler Chickens Open
Lighting intensity (LI) affects broilers’ behavior, circadian rhythms, physiology, and welfare, making it essential in commercial broiler management. This study evaluated the effects of three LIs (50, 20, and 5 lux) on Ross 708 and Cobb 70…
View article: Automated Broiler Mobility Evaluation Through DL and ML Models: An Alternative Approach to Manual Gait Assessment
Automated Broiler Mobility Evaluation Through DL and ML Models: An Alternative Approach to Manual Gait Assessment Open
Broiler gait score (GS) evaluation relies on manual assessments by experts, which can be laborious, hindering timely welfare management. Deep learning (DL) models, conversely, may serve as a cost-effective solution in evaluating GS via aut…
View article: Impact of Stocking Density on Welfare and Performance of Ross 708 and Cobb 700 Broilers
Impact of Stocking Density on Welfare and Performance of Ross 708 and Cobb 700 Broilers Open
Stocking density (SD) may affect broiler productivity and welfare. This study investigated the performance and welfare of Ross 708 and Cobb 700 broilers as affected by four SDs (27, 29, 32, and 44 kg/m2) until day 56. A total of 432 birds …
View article: Evaluating broiler welfare and behavior as affected by growth rate and stocking density
Evaluating broiler welfare and behavior as affected by growth rate and stocking density Open
This study evaluated the welfare and behaviors of Cobb 700 broilers as affected by growth rate (GR) and stocking density (SD). Slower-growth (weight gain < 50 g/d) and medium-growth (weight gain = 50-60 g/d) broilers were produced by provi…
View article: Effects of a Sprinkler and Cool Cell Combined System on Cooling Water Usage, Litter Moisture, and Indoor Environment of Broiler Houses
Effects of a Sprinkler and Cool Cell Combined System on Cooling Water Usage, Litter Moisture, and Indoor Environment of Broiler Houses Open
Climate change is a serious challenge to food production around the world. Sustainability and water efficiency are critical to a poultry industry faced with global production concerns including increased demands for high-quality, affordabl…
View article: Broiler Mobility Assessment via a Semi-Supervised Deep Learning Model and Neo-Deep Sort Algorithm
Broiler Mobility Assessment via a Semi-Supervised Deep Learning Model and Neo-Deep Sort Algorithm Open
Mobility is a vital welfare indicator that may influence broilers’ daily activities. Classical broiler mobility assessment methods are laborious and cannot provide timely insights into their conditions. Here, we proposed a semi-supervised …
View article: Broiler Mobility Assessment Via a Semi-Supervised Deep Learning Model and Neo-Deep Sort Algorithm
Broiler Mobility Assessment Via a Semi-Supervised Deep Learning Model and Neo-Deep Sort Algorithm Open
Mobility is a vital welfare indicator which may influence broilers’ daily activities. Classical broiler mobility assessment methods are laborious and cannot provide timely insights into their conditions. Here, we proposed a semi-supervised…
View article: Economic and environmental assessment of U.S. broiler production: opportunities to improve sustainability
Economic and environmental assessment of U.S. broiler production: opportunities to improve sustainability Open
The United States is the largest broiler producer in the world, and Americans consume about 45 kg of chicken per capita per year, which generates substantial economic and environmental footprints. We conduct techno-economic analysis and li…
View article: 178 Academic Quadrathlon as an In-Service Training Tool
178 Academic Quadrathlon as an In-Service Training Tool Open
The Animal Science Extension team at the University of Tennessee Institute of Agriculture provides a yearly joint in-service training for county agents. In previous years, in-service trainings were held on a regional basis, with one one-da…
View article: Comparison of Outside Air and Sol-Air Design Temperatures for Estimating Insulation Needs
Comparison of Outside Air and Sol-Air Design Temperatures for Estimating Insulation Needs Open
Highlights Design air temperatures disregard ambient weather effects such as convective heating/cooling and solar radiation. Design air temperatures may not yield accurate estimates of heat transfer for broiler houses during warm condition…
View article: Riboflavin and Bacillus subtilis effects on growth performance and woody-breast of Ross 708 broilers with or without Eimeria spp. challenge
Riboflavin and Bacillus subtilis effects on growth performance and woody-breast of Ross 708 broilers with or without Eimeria spp. challenge Open
This study was conducted to assess the effects of the dietary supplementation of riboflavin (as a bile salt hydrolase [BSH] inhibitor) and Bacillus subtilis on growth performance and woody breast of male broilers challenged with Eimeria sp…
View article: Poultry producers guide
Poultry producers guide Open
This is 1 of 23 guides to help Southeastern U.S. producers of economically important agricultural commodities build resilience to, prepare for, and recover from hurricane impacts
View article: Characterizing Sounds of Different Sources in a Commercial Broiler House
Characterizing Sounds of Different Sources in a Commercial Broiler House Open
Audio data collected in commercial broiler houses are mixed sounds of different sources that contain useful information regarding bird health condition, bird behavior, and equipment operation. However, characterizations of the sounds of di…
View article: Evaluating avoidance distance and fleeing speed of broilers exposed to aerial systems
Evaluating avoidance distance and fleeing speed of broilers exposed to aerial systems Open
Intensive labor chores for broiler production could be reduced by using automated systems. However, broilers’ response toward automated systems remains unclear. The experiments were conducted to determine the avoidance distance (AD) and …
View article: Sprinkler Technology Improves Broiler Production Sustainability: From Stress Alleviation to Water Usage Conservation: A Mini Review
Sprinkler Technology Improves Broiler Production Sustainability: From Stress Alleviation to Water Usage Conservation: A Mini Review Open
Global poultry production is facing several challenges including a projected increase in global demand for high quality animal proteins and the need to adapt to environmental contrasts including heat stress and the increasing pressure on n…
View article: Impact of feed system augering on physical segregation of pelleted feed throughout an entire commercial broiler house
Impact of feed system augering on physical segregation of pelleted feed throughout an entire commercial broiler house Open
Summary: Research using a commercial broiler house demonstrated physical/nutrient feed segregation as feed varying in percent pellets (PP) and manufacturing technique was augered throughout a feed line (FL); these factors impacted bird per…
View article: Accuracy of Broiler Activity Index as Affected by Sampling Time Interval
Accuracy of Broiler Activity Index as Affected by Sampling Time Interval Open
Different time intervals between consecutive images have been used to determine broiler activity index (AI). However, the accuracy of broiler AI as affected by sampling time interval remains to be explored. The objective of this study was …
View article: Effects of Elevated Platform and Robotic Vehicle on Broiler Production, Welfare, and Housing Environment
Effects of Elevated Platform and Robotic Vehicle on Broiler Production, Welfare, and Housing Environment Open
Highlights Using an elevated platform with a manure catcher reduced litter moisture content and ammonia concentration. A robotic vehicle encouraged bird movement and use of the elevated platform. Using the elevated platform and robotic veh…
View article: Evaluating avoidance distance and fleeing speed of broilers exposed to aerial systems
Evaluating avoidance distance and fleeing speed of broilers exposed to aerial systems Open
Intensive labor chores for broiler production could be reduced by using automated systems. However, broilers' response toward automated systems remains unclear. The experiments were conducted to determine the avoidance distance (AD) and th…
View article: Foam or spray application of agricultural chemicals to clean and disinfect layer cages
Foam or spray application of agricultural chemicals to clean and disinfect layer cages Open
A rapid and effective means to clean and disinfect premises is needed by the poultry industry. We hypothesized that commercially available foaming disinfectants and cleaners applied via a compressed air foam system (CAFS) may be used to si…