Results 11 to 20 of about 454 (123)

Greenhouse Gas Emissions from Ground Level Area Sources in Dairy and Cattle Feedyard Operations

open access: yesAtmosphere, 2011
A protocol that consisted of an isolation flux chamber and a portable gas chromatograph was used to directly quantify greenhouse gas (GHG) emissions at a dairy and a feedyard operation in the Texas Panhandle.
Saqib Mukhtar   +2 more
exaly   +3 more sources

Effect of water application on ammonia emissions from simulated beef cattle feedyard surfaces [PDF]

open access: yesScientific Reports
Ammonia (NH3) emissions from beef cattle feedyards cause nutritional loss in manure and contribute to environmental pollution. Thus, the mitigation of NH3 emissions helps sustain and promote the production of environmental agriculture.
Myeongseong Lee   +9 more
doaj   +2 more sources

Compliance of large feedyards in the northern high plains with the Beef Quality Assurance Feedyard Assessment [PDF]

open access: yesThe Professional Animal Scientist, 2016
ABSTRACTDespite increasing public scrutiny of practices used in raising animals for food, there is little readily available information about how cattle handling is managed in feedyards. The purpose of this study was to score cattle handling in commercial feedyards using the most widely adopted program for managing cattle handling, and to make these ...
Temple Grandin
exaly   +2 more sources

Associations Between Thoracic Ultrasound Chute-Side Evaluations and 60-Day Outcomes in Feedyard Cattle at Time of First Treatment for Respiratory Disease [PDF]

open access: yesVeterinary Sciences
Accurate prognosis at first treatment for bovine respiratory disease (BRD) is essential for timely interventions and management decisions. This cross-sectional observational study evaluated 819 commercial beef feedyard cattle at chute-side for first BRD ...
Luis F. B. B. Feitoza   +3 more
doaj   +2 more sources

Comparative microbiome analysis of beef cattle, the feedyard environment, and airborne particulate matter as a function of probiotic and antibiotic use, and change in pen environment [PDF]

open access: yesFrontiers in Microbiology
IntroductionIntensive beef cattle production systems are frequently implicated as a source of bacteria that can be transferred to nearby humans and animals via effluent water, manure used as fertilizer, or airborne particulate matter.
A. H. Strickland   +7 more
doaj   +2 more sources

Thoracic Ultrasound in Cattle: Methods, Diagnostics, and Prognostics [PDF]

open access: yesVeterinary Sciences
Thoracic ultrasonography (TUS) has emerged as a critical tool in the diagnosis and management of respiratory diseases in cattle, particularly bovine respiratory disease (BRD), which is one of the most economically significant health issues in feedyard ...
Luis F. B. B. Feitoza   +2 more
doaj   +2 more sources

Ammonia emissions from beef cattle feedyards: a review

open access: yesFrontiers in Animal Science
This review described the state of the science concerning the generation, measurement, and mitigation of ammonia (NH3) emissions from beef cattle feedyards. NH3 emissions primarily come from urinary urea in cattle manure.
Myeongseong Lee   +13 more
doaj   +2 more sources

Ice-nucleating particles in precipitation samples from the Texas Panhandle [PDF]

open access: yesAtmospheric Chemistry and Physics, 2021
Ice-nucleating particles (INPs) influence the formation of ice crystals in clouds and many types of precipitation. This study reports unique properties of INPs collected from 42 precipitation samples in the Texas Panhandle region from June 2018 to July ...
H. S. K. Vepuri   +6 more
doaj   +1 more source

Influence of Anti-Coccidial Compounds and Phytogenic Saponin Extracts on In Vitro and In Vivo Ruminal Fermentation and Methane Production of Cattle

open access: yesAnimals, 2023
Four experiments were conducted to evaluate sources of anti-coccidial compounds and phytogenic saponin extracts on in vitro and in vivo ruminal fermentation and CH4 production at multiple inclusion levels.
Ronald J. Trotta   +4 more
doaj   +1 more source

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