Wolfgang Büscher
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View article: Beyond productivity: Investigating keel bone fractures and welfare issues in the British dual-purpose breed Ixworth
Beyond productivity: Investigating keel bone fractures and welfare issues in the British dual-purpose breed Ixworth Open
This study explores welfare concerns, with a focus on keel bone fractures (KBF), in the traditional British breed Ixworth, a non-commercial dual-purpose chicken. Although keel bone fractures were lately discussed in the context of high lay…
View article: Long-read 16S amplicon analyses and improved cultivation techniques as joined approach for the identification of viable bacterial populations in silage
Long-read 16S amplicon analyses and improved cultivation techniques as joined approach for the identification of viable bacterial populations in silage Open
Aims Lactic acid bacteria (LAB) are crucial for the quality and preservation of silage. Exploration and isolation of the key microbiome are important for improving fermentation processes. While cultivation-dependent methods enable the isol…
View article: Greenhouse gas and volatile organic compound emissions of additive-treated whole-plant maize silage: part B—aerobic storage period and carbon footprint of silage additive use
Greenhouse gas and volatile organic compound emissions of additive-treated whole-plant maize silage: part B—aerobic storage period and carbon footprint of silage additive use Open
Background Silage emits climate- and environment-relevant gases during anaerobic fermentation and aerobic feed-out periods. This trial should determine the unknown CO 2 , methane, nitrous oxide, ethanol and ethyl acetate emissions of const…
View article: Greenhouse gas and volatile organic compound emissions of additive-treated whole-plant maize silage: part A—anaerobic fermentation period
Greenhouse gas and volatile organic compound emissions of additive-treated whole-plant maize silage: part A—anaerobic fermentation period Open
Background Silage emits climate- and environment-relevant gases during fermentation and feed-out periods. This trial aimed to determine the unknown carbon dioxide (CO 2 ), methane, nitrous oxide, ethanol, and ethyl acetate emissions of con…
View article: Survey on colostrum management by German dairy farmers focusing on frozen colostrum storage
Survey on colostrum management by German dairy farmers focusing on frozen colostrum storage Open
Because calves are born with low levels of antibodies, effective colostrum management is one of the most critical factors for successful calf rearing. A timely and adequate supply of sufficiently high-quality colostrum immediately after bi…
View article: Recording group and area-specific activity of fattening pigs by using Passive Infrared Detectors on farm
Recording group and area-specific activity of fattening pigs by using Passive Infrared Detectors on farm Open
Animal activity in pigs can be a direct indicator of animal welfare. Passive infrared detectors (PID) provide one method of measuring animal activity on the pen level as a cost-effective and easy-to-use sensor technique. The study aimed to…
View article: Incomplete milking before drying off does not impair the udder health of cows infected with minor pathogens
Incomplete milking before drying off does not impair the udder health of cows infected with minor pathogens Open
When implementing the transition from regular milk production to the dry period, drying off is mostly conducted simply by abrupt cessation of milking. Efforts to reduce milk synthesis before cessation of milking aim to reduce stress in cow…
View article: Exploratory Study on Individual Locomotor Activity in Local Dual-Purpose and Commercial Breeder Pullets
Exploratory Study on Individual Locomotor Activity in Local Dual-Purpose and Commercial Breeder Pullets Open
Improving animal welfare is a prerequisite for the societal acceptance of poultry production. Support for improvements requires practical tools to quantify animal welfare and identify predispositions at the individual level, where possible…
View article: The British Ixworth: individual growth and egg production of a purebred dual-purpose chicken
The British Ixworth: individual growth and egg production of a purebred dual-purpose chicken Open
1. Killing male one-day-old chicks, especially from layer lines, is banned in some European countries. Therefore, dual-purpose chickens, where each sex is used for meat and egg production, respectively, offer an alternative production solu…
View article: Differences among domestic chicken breeds in tonic immobility responses as a measure of fearfulness
Differences among domestic chicken breeds in tonic immobility responses as a measure of fearfulness Open
Background One priority for animal welfare is for animals to experience less fear, especially during human contact. For domestic animals, breeds that are less fearful may provide genetic resources to develop strains with improved welfare d…
View article: Improvement of Piglet Rearing’s Energy Efficiency and Sustainability Using Air-to-Air Heat Exchangers—A Two-Year Case Study
Improvement of Piglet Rearing’s Energy Efficiency and Sustainability Using Air-to-Air Heat Exchangers—A Two-Year Case Study Open
Pig farming in mechanically ventilated barns requires much electricity for ventilation or exhaust air purification. Furthermore, thermal energy is needed to fulfill the animals’ temperature requirements, especially in piglet rearing. Elect…
View article: Acidification of slurry to reduce ammonia and methane emissions: Deployment of a retrofittable system in fattening pig barns
Acidification of slurry to reduce ammonia and methane emissions: Deployment of a retrofittable system in fattening pig barns Open
Livestock farming, and in particular slurry management, is a major contributor to ammonia (NH3) and methane (CH4) emissions in Europe. Furthermore, reduced NH3 and CH4 emissions are also relevant in licensing procedures and the management …
View article: The British Ixworth: individual growth and egg production of a purebred dual-purpose chicken
The British Ixworth: individual growth and egg production of a purebred dual-purpose chicken Open
1. Killing male one-day-old chicks, especially from layer lines, is banned in some European countries. Therefore, dual-purpose chickens, where each sex is used for meat and egg production, respectively, offer an alternative production solu…
View article: Can Livestock Farming Benefit from Industry 4.0 Technology? Evidence from Recent Study
Can Livestock Farming Benefit from Industry 4.0 Technology? Evidence from Recent Study Open
The term ”Agriculture 4.0” emerged from the term “Industry 4.0” like amany other “4.0” terms. However, are Industry 4.0 technologies and concepts really applicable to agriculture? Are the benefits that Industry 4.0 brings to industrial use…
View article: Exploring animal genetic resources of the domestic chicken and their behavior in the open field
Exploring animal genetic resources of the domestic chicken and their behavior in the open field Open
SUMMARY: Animal welfare is of general interest, and in the farming arena, efforts have increased to create optimal conditions for poultry production. Detailed and standardized studies on specific behavioral issues, such as fear, exploratio…
View article: Determining Immunoglobulin Content of Bovine Colostrum and Factors Affecting the Outcome: A Review
Determining Immunoglobulin Content of Bovine Colostrum and Factors Affecting the Outcome: A Review Open
The immunoglobulin concentration in bovine colostrum should be measured to ensure feeding with sufficient immunoglobulins (≥50 mg immunoglobulin G mL−1). Adequate feeding prevents diseases, promotes development, and has a positive influenc…
View article: Heating Performance and Ammonia Removal of a Single-Stage Bioscrubber Pilot Plant with Integrated Heat Exchanger under Field Conditions
Heating Performance and Ammonia Removal of a Single-Stage Bioscrubber Pilot Plant with Integrated Heat Exchanger under Field Conditions Open
In this study, biological exhaust air treatment was combined with a recuperative heat exchanger in one process stage. The aim of this plant development and testing is not only to reduce ammonia from the exhaust air of pig houses but also t…
View article: One-Time Acidification of Slurry: What Is the Most Effective Acid and Treatment Strategy?
One-Time Acidification of Slurry: What Is the Most Effective Acid and Treatment Strategy? Open
Acidification of slurry is a common practice to reduce ammonia and methane emissions. Sulfuric acid is usually used for this process. However, this has been criticized due to the high sulfur input into soils. Therefore, the objective of th…
View article: Suitability of Different Thermometers for Measuring Body Core and Skin Temperatures in Suckling Piglets
Suitability of Different Thermometers for Measuring Body Core and Skin Temperatures in Suckling Piglets Open
Monitoring the temperature of piglets after birth is critical to ensure their well-being. Rectal temperature measurement is time-consuming, requires fixation of the animal and is stressful for piglets. This study aims to evaluate the effec…
View article: Effects of a Partially Perforated Flooring System on Ammonia Emissions in Broiler Housing—Conflict of Objectives between Animal Welfare and Environment?
Effects of a Partially Perforated Flooring System on Ammonia Emissions in Broiler Housing—Conflict of Objectives between Animal Welfare and Environment? Open
A partially (50%) perforated flooring system showed positive effects on health- and behavior-based welfare indicators without affecting production performance. Ammonia (NH3) is the most common air pollutant in poultry production, with effe…
View article: The Importance of Low Daily Risk for the Prediction of Treatment Events of Individual Dairy Cows with Sensor Systems
The Importance of Low Daily Risk for the Prediction of Treatment Events of Individual Dairy Cows with Sensor Systems Open
The prediction of health disorders is the goal of many sensor systems in dairy farming. Although mastitis and lameness are the most common health disorders in dairy cows, these diseases or treatments are a rare event related to a single da…
View article: Feasibility Study on the Use of Infrared Thermography to Classify Fattening Pigs into Feeding Groups According Their Body Composition
Feasibility Study on the Use of Infrared Thermography to Classify Fattening Pigs into Feeding Groups According Their Body Composition Open
Fattening pig husbandry and associated negative environmental impacts due to nitrogen inputs by ammonia emissions are current issues of social discussion. New resource-efficient feeding systems offer great potential to reduce excess nutrie…
View article: Using Sensor Data to Detect Lameness and Mastitis Treatment Events in Dairy Cows: A Comparison of Classification Models
Using Sensor Data to Detect Lameness and Mastitis Treatment Events in Dairy Cows: A Comparison of Classification Models Open
The aim of this study was to develop classification models for mastitis and lameness treatments in Holstein dairy cows as the target variables based on continuous data from herd management software with modern machine learning methods. Dat…
View article: Using Passive Infrared Detectors to Record Group Activity and Activity in Certain Focus Areas in Fattening Pigs
Using Passive Infrared Detectors to Record Group Activity and Activity in Certain Focus Areas in Fattening Pigs Open
Animal behavior is an important aspect in the assessment of animal welfare. Passive infrared detectors (PID), detecting thermal changes to measure activity, have already been used to record data on the behavior of groups of animals. Within…
View article: Effects of a partially perforated flooring system on animal-based welfare indicators in broiler housing
Effects of a partially perforated flooring system on animal-based welfare indicators in broiler housing Open
Alternative flooring designs in broiler housing have been the subject of intensive research. Research comparing different floor types with a focus on animal-based welfare indicators might be of special interest to meet the animal's needs. …
View article: Dynamics of Different Buffer Systems in Slurries Based on Time and Temperature of Storage and Their Visualization by a New Mathematical Tool
Dynamics of Different Buffer Systems in Slurries Based on Time and Temperature of Storage and Their Visualization by a New Mathematical Tool Open
Slurry treatments such as acidification and alkalization have proven to be promising solutions to reduce gaseous emission produced by farm animals. The optimization of these technologies requires detailed knowledge of how and to what exten…