Magnus R. Campler
YOU?
Author Swipe
View article: Biosecurity for all: Creating biosecurity plans for swine exhibitors based on secure pork supply templates
Biosecurity for all: Creating biosecurity plans for swine exhibitors based on secure pork supply templates Open
The risk of a foreign animal disease coming into the United States and threatening the swine industry necessitates the need for enhanced biosecurity plans to mitigate risks to premises. Although most biosecurity information is aimed and cr…
View article: Evaluation of commercially available class A water-based foam concentrates for swine depopulation
Evaluation of commercially available class A water-based foam concentrates for swine depopulation Open
Currently, the swine industry is lacking an efficient method for large-scale emergency depopulation. Class A water-based foam (WBF) has been demonstrated as a viable option for large-scale depopulation of pigs in all stages of development.…
View article: Medium-expansion water-based foam depopulation of sheep and goats
Medium-expansion water-based foam depopulation of sheep and goats Open
View article: Foam-based depopulation methods of swine differ from water submersion based on computed tomography findings and postmortem lesions
Foam-based depopulation methods of swine differ from water submersion based on computed tomography findings and postmortem lesions Open
Objective To investigate the extent of fluid incursion throughout the respiratory tract of anesthetized pigs terminated using 3 different depopulation methods compared to termination by water submersion (H 2 O). Methods Inclusion criteria …
View article: Assessment of three large-scale depopulation methods for swine
Assessment of three large-scale depopulation methods for swine Open
The threat of foreign animal disease outbreaks to U.S. swine herds warrants effective and readily available depopulation methods. Current American Veterinary Medical Association-recommendations using preferred physical methods for swine de…
View article: Assessing the impact of a negative air ionization system on particulate matter and gaseous pollutants in the swine farrowing environment
Assessing the impact of a negative air ionization system on particulate matter and gaseous pollutants in the swine farrowing environment Open
Air quality on swine farms has long been a concern for both human and swine health as it has been previously linked with respiratory issues; the main cause being the inhalation of small airborne particulate matter (PM) < 10 μm in diameter.…
View article: Exploring the Impact of Land Cover on the Occurrence of Ornithobacteriosis and Fowl Cholera: A Case-Case Study
Exploring the Impact of Land Cover on the Occurrence of Ornithobacteriosis and Fowl Cholera: A Case-Case Study Open
Ornithobacterium rhinotrachealis (ORT) and Pasteurella multocida (PM) are two major bacterial pathogens affecting the United States (US) commercial turkey industry. This retrospective observational case-case study aimed to investigate the …
View article: Description of swine producer biosecurity planning for foreign animal disease preparedness using the Secure Pork Supply framework
Description of swine producer biosecurity planning for foreign animal disease preparedness using the Secure Pork Supply framework Open
Introduction Preventing potential foreign animal diseases is a high priority, with re-emerging threats such as African Swine Fever emerging close to North American borders. The Secure Pork Supply (SPS) plan provides a voluntary framework f…
View article: Swine industry stakeholders’ perception on the use of water-based foam as an emergency mass depopulation method
Swine industry stakeholders’ perception on the use of water-based foam as an emergency mass depopulation method Open
The U.S. pork supply chain is vulnerable to various internal and external threats and in need of prompt, comprehensive response plans. Under urgent circumstances, for example in the case of foreign disease incursions, swine farms will have…
View article: Space–Time Patterns of Poultry Pathogens in the USA: A Case Study of Ornithobacterium rhinotracheale and Pasteurella multocida in Turkey Populations
Space–Time Patterns of Poultry Pathogens in the USA: A Case Study of Ornithobacterium rhinotracheale and Pasteurella multocida in Turkey Populations Open
Respiratory infections caused by Ornithobacterium rhinotrachealis (ORT) and Pasteurella multocida (PM) bacteria are significant threats to the poultry industry by causing economic losses and welfare issues. Due to characterization difficul…
View article: Water-based medium-expansion foam depopulation of adult cattle
Water-based medium-expansion foam depopulation of adult cattle Open
Current options for depopulation of adult cattle outlined in the “AVMA Guidelines for the Depopulation of Animals” are limited, have logistic constraints, and may not be practical on a large scale. Water-based foam is advantageous because …
View article: Water-based medium-expansion foam depopulation of adult cattle
Water-based medium-expansion foam depopulation of adult cattle Open
Current options for depopulation of adult cattle are limited, have logistic constraints, and may not be practical on a large scale. Aspirated water-based foam (WBF) has been shown to be successful in depopulating poultry and swine but has …
View article: Description of electroencephalographic data gathered using water-based medium-expansion foam as a depopulation method for nursery pigs
Description of electroencephalographic data gathered using water-based medium-expansion foam as a depopulation method for nursery pigs Open
The United States’ swine industry is under constant threat of foreign animal diseases, which may emerge without warning due to the globalized transportation networks moving people, animals, and products. Therefore, having disease control a…
View article: Detection of Multiple Lineages of PRRSV in Breeding and Growing Swine Farms
Detection of Multiple Lineages of PRRSV in Breeding and Growing Swine Farms Open
The detection and co-circulation of multiple variants of porcine reproductive and respiratory syndrome virus (PRRSV) have been observed and reported in swine. However, the potential long-term impact of multiple prevailing PRRSV variants on…
View article: Reliability of water‐based medium‐expansion foam as a depopulation method for nursery pigs and cull sows
Reliability of water‐based medium‐expansion foam as a depopulation method for nursery pigs and cull sows Open
Animal disease preparedness plans including depopulation guidelines are paramount to prevent the spread of emerging infectious diseases but difficult to implement for swine under field conditions. However, water-based foam (WBF) is current…
View article: Investigation of the distance to slaughterhouses and weather parameters in the occurrence of porcine reproductive and respiratory syndrome outbreaks in U.S. swine breeding herds.
Investigation of the distance to slaughterhouses and weather parameters in the occurrence of porcine reproductive and respiratory syndrome outbreaks in U.S. swine breeding herds. Open
Porcine reproductive and respiratory syndrome (PRRS) is one of the most economically important diseases affecting the swine industry. The main objective of this study was to assess whether sow farm distance to slaughterhouses and meteorolo…
View article: Evaluation of a Water-Based Medium-Expansion Foam Depopulation Method in Suckling and Finisher Pigs
Evaluation of a Water-Based Medium-Expansion Foam Depopulation Method in Suckling and Finisher Pigs Open
The threat of foreign animal disease introduction through contaminated animal products, feed ingredients, and wildlife vectors have highlighted the need for additional approved methods for mass depopulation of swine under emergency scenari…
View article: Body Condition Score Change throughout Lactation Utilizing an Automated BCS System: A Descriptive Study
Body Condition Score Change throughout Lactation Utilizing an Automated BCS System: A Descriptive Study Open
Body condition scoring (BCS) is a traditional visual technique often using a five-point scale to non-invasively assess fat reserves in cattle. However, recent studies have highlighted the potential in automating body condition scoring usin…
View article: Description of on-farm treatment compliance and risk factors for culling in sows
Description of on-farm treatment compliance and risk factors for culling in sows Open
Background In commercial pig farming, sick or injured sows are often treated by producers or hired staff. To date, limited quantitative data exists on treatment compliance and the possible effect on sow longevity post-treatment. The object…
View article: Comparison of Gaseous and Water-Based Medium-Expansion Foam Depopulation Methods in Cull Sows
Comparison of Gaseous and Water-Based Medium-Expansion Foam Depopulation Methods in Cull Sows Open
The U.S. swine industry is currently inadequately prepared to counteract the increasing threat of high-consequence diseases. Although approved and preferred depopulation guidelines exist, ventilation shutdown (VSD+) is currently the only m…
View article: Interactive euthanasia training program for swine caretakers; a study on program implementation and perceived caretaker knowledge
Interactive euthanasia training program for swine caretakers; a study on program implementation and perceived caretaker knowledge Open
Implementing timely and humane euthanasia on-farm is of key importance for safeguarding animal welfare. Equally important is the skill, attitude, and knowledge among caretakers to successfully perform euthanasia on-farm. This study investi…
View article: The effect of transition cow housing on lying and feeding behavior in Holstein dairy cows
The effect of transition cow housing on lying and feeding behavior in Holstein dairy cows Open
The present study investigated the effect of straw yard housing during the dry period and 2 d of additional maternity pen housing postcalving on lying and feeding behavior and calving difficulty in Holstein dairy cows. In this study, 122 m…
View article: Validation of a Commercial Automated Body Condition Scoring System on a Commercial Dairy Farm
Validation of a Commercial Automated Body Condition Scoring System on a Commercial Dairy Farm Open
Body condition scoring (BCS) is the management practice of assessing body reserves of individual animals by visual or tactile estimation of subcutaneous fat and muscle. Both high and low BCS can negatively impact milk production, disease, …
View article: Effects of 3-nitrooxypropanol on enteric methane production, rumen fermentation, and feeding behavior in beef cattle fed a high-forage or high-grain diet1
Effects of 3-nitrooxypropanol on enteric methane production, rumen fermentation, and feeding behavior in beef cattle fed a high-forage or high-grain diet1 Open
The objective of the study was to determine whether feeding a diet supplemented with 3-nitrooxypropanol (3-NOP) affects feeding behavior altering intake and rumen fermentation. Two experiments were conducted with 9 rumen-cannulated beef st…
View article: Sow behavior and productivity in a small stable group-housing system
Sow behavior and productivity in a small stable group-housing system Open
Objectives: To quantify behavior and productivity of females grouped in small static groups when fed using a single-entry/exit electronic sow feeder (ESF) over two consecutive gestation periods. Materials and methods: Fifty-eight gilts wit…
View article: Technical note: Validation of a behavior-monitoring collar's precision and accuracy to measure rumination, feeding, and resting time of lactating dairy cows
Technical note: Validation of a behavior-monitoring collar's precision and accuracy to measure rumination, feeding, and resting time of lactating dairy cows Open
Precision dairy technology is important because of the possibility to continuously and accurately measure behavior, biometrics, and productivity on commercial and research dairy farms by an automated method with minimal human intervention.…
View article: Caretaker attitudes toward swine euthanasia1
Caretaker attitudes toward swine euthanasia1 Open
Timely euthanasia is a fundamental part of safeguarding swine welfare by reducing suffering when compromised pigs are unable to recover. The quality and appropriateness of timely euthanasia rely mainly on the knowledge and experience of th…
View article: Teaching Tip: The Development of an Interactive Computer-Based Training Program for Timely and Humane On-Farm Pig Euthanasia
Teaching Tip: The Development of an Interactive Computer-Based Training Program for Timely and Humane On-Farm Pig Euthanasia Open
With extensive knowledge and training in the prevention, management, and treatment of disease conditions in animals, veterinarians play a critical role in ensuring good welfare on swine farms by training caretakers on the importance of tim…
View article: Technical note: Instantaneous sampling intervals validated from continuous video observation for behavioral recording of feedlot lambs1
Technical note: Instantaneous sampling intervals validated from continuous video observation for behavioral recording of feedlot lambs1 Open
When considering methodologies for collecting behavioral data, continuous sampling provides the most complete and accurate data set whereas instantaneous sampling can provide similar results and also increase the efficiency of data collect…
View article: The effect of housing on calving behavior and calf vitality in Holstein and Jersey dairy cows
The effect of housing on calving behavior and calf vitality in Holstein and Jersey dairy cows Open
The present study investigated how calving behavior and calf vitality in Holstein and Jersey dairy cows were affected by housing during the final 4 wk precalving. One hundred twenty-one cows (36 primiparous and 85 multiparous) were moved e…