Articles tagged with Livestock
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A small-scale livestock abortion surveillance system in Tanzania revealed insights into potential infectious diseases and their transmission to humans. The study demonstrated the feasibility of such systems in rural areas, highlighting the importance of timely reporting and effective data collection.
A recent study reveals that humans inhabited a lava tube in northern Saudi Arabia for thousands of years, with evidence of repeated occupation and a transition to oasis agriculture. The site provides valuable insights into the history of human settlement in the region.
Researchers evaluated different pig farming systems, finding that none performed well across all four areas: land use, greenhouse gas emissions, antibiotics use, and animal welfare. However, some individual farms did excel in all domains, highlighting the potential for trade-offs to be minimized.
Recent research connects biological domestication to early food globalization, proposing a new conceptual framework that challenges traditional narratives. Archaeological investigations have shown that plant and animal domestication entailed a more gradual transition spanning thousands of years across extensive geographies.
Researchers found that humans transfer viruses to domestic and wild animals at a rate twice that of animal-to-human transmission, highlighting the importance of monitoring viral exchange between species. This study's findings have significant implications for understanding zoonotic diseases and conservation efforts.
A study found that days above 32°C during the mating week caused a 2.1 million fewer lambs produced in Australia each year. If global warming increases by 1°C or 3°C, annual losses could increase to 2.5 million and 3.3 million, respectively. The research also found that heat stress can reduce lamb birthweight by 0.6-1.4kg.
A new study finds that climate change is likely to alter the seasonal profile of disease transmission for parasitic worms, with temperature and humidity playing key roles. The research suggests that infection risk may shift towards northern regions as temperatures rise, while southern regions face more extreme conditions.
Researchers found duplicated antibiotic resistance genes in bacteria from environments with higher antibiotic use, increasing the likelihood of evolution and resistance to new treatments. The study suggests using antibiotics more efficiently could address the growing antibiotic resistance crisis.
A new study from Uppsala University found that increased access to water in arid areas can lead to a surge in demand for water and pasture, threatening the livelihoods of nomadic livestock farmers. The research highlights the need for effective management of water infrastructure to ensure climate resilience.
The first Neolithic farmers and shepherds in Andalusia settled permanently on the island of San Fernando, Cadiz, 6,200 years ago. They collected and consumed shellfish throughout the year, with a greater exploitation during the colder months of autumn, winter, and early spring.
Korean scientists have successfully grown animal muscle and fat cells inside rice grains, resulting in a nutritious and flavorful hybrid food. The cell-cultured beef rice has been found to have 8% more protein and 7% more fat than regular rice, making it a potential alternative to traditional livestock-based protein sources.
A new study published in the Journal of Dairy Science explores the use of spent hemp biomass as a feed ingredient for lactating dairy cows. The research shows that hemp biomass is safe and does not negatively affect milk production or animal health, despite being less palatable due to its characteristic smell. The study suggests potent...
Researchers have developed a novel approach to determine the age of mosquitoes, which could help improve pesticide strategies and reduce the spread of diseases like malaria. The method uses surface-enhanced Raman spectroscopy (SERS) to analyze biomolecules in mosquito water extract.
A Brazilian study developed a method using AI to identify crop-livestock integration areas from satellite images. The approach can benefit agriculture by optimizing land use, diversifying farming activities, and encouraging sustainable practices.
The study's findings highlight serious failures in animal welfare protection during transportation, with all countries falling short of guaranteeing adequate protection. The researchers propose updating the regulations to address major risk factors such as excessively long journeys and hot weather, drawing key future directions for new...
Researchers analyzed over 26,000 farmer's market transactions to find that sales were better on Sundays, early in the morning, and during certain holiday months. The study provides insights into how farmers can increase their sales using point-of-sale data analysis.
A new study in the Journal of Dairy Science analyzes the life cycle of milk production in 47 small farms in Karnataka, India, identifying key emissions hotspots and potential sustainability improvements. The research highlights the importance of high-yielding animals and efficient feeding strategies to reduce carbon footprints.
The São Paulo School of Advanced Science on Precision Livestock Farming aims to empower graduate students and early-career researchers with machine learning, statistical tools, and database systems. The school will provide a platform for them to process vast amounts of data and develop a multidisciplinary approach to PLF.
A new study from the University of Illinois finds that extreme rainfall leads to significant spikes in nutrient concentrations, particularly after ½ inch, 1 inch, and 2 inches of precipitation. However, agricultural management practices such as cover crops can lower nutrient levels in water and persist until the end of the growing season.
Researchers found rabies virus variants closely related to those in White-tufted marmosets in bats, highlighting potential for human transmission. Genetic sequencing revealed complex spillover dynamics between hosts, emphasizing the need for public health measures and animal conservation.
A systematic review published in the journal Virulence reveals that introducing more diverse gut bacteria can improve outcomes for people and animals infected with cryptosporidium. This may be achieved through diet, probiotics, or faecal transplant therapy.
Asian longhorned ticks, originating from East Asia, have been detected in Ohio, with over 1 million estimated in a single pasture. Researchers stress the need for early detection and targeted control measures to manage these persistent pests.
A new study found that making simple substitutions like switching from beef to chicken or plant-based milk can reduce the average American's carbon footprint from food by 35%, while also boosting diet quality by between 4-10%. These small changes can have a significant impact on both climate and health outcomes.
Researchers will study the spread of SARS-CoV-2 among deer, including captive and wild populations, as well as its relationship with humans and the environment. The project aims to understand disease ecology in whole systems and inform better management practices for deer producers.
A new analysis estimates that switching all pet dogs and cats to vegan diets could spare nearly 2 billion land-based livestock animals yearly in the US, and nearly 7 billion globally. This could lead to significant reductions in environmental impacts such as land use, water consumption, and greenhouse gas emissions.
A new study published in PLOS Climate suggests that implementing meat taxes and livestock emissions regulations could be a feasible solution to reduce agricultural emissions. The authors argue that such policies could build support for climate action, making them an attractive option for policymakers.
A new study suggests that substituting 50% of meat and dairy products with plant-based alternatives by 2050 can reduce greenhouse gas emissions from agriculture by 31%, save forests, and improve nutrition for millions of people. The study also found that restoring land spared from livestock production could contribute up to 25% of glob...
A new $1.9 million NIH grant will investigate the role of glycogen in supporting healthy pregnancies. The study aims to understand how glycogen storage in the uterus affects fertility and pregnancy loss, with a focus on obesity's impact on uterine glycogen metabolism.
The patented cooling pads designed by Purdue researchers improve feed intake and milk output in sows and increase piglet weaning weight. The technology also maintains boar semen quality and reduces heat stress abnormalities.
Researchers have discovered that adding the tropical alga Asparagopsis taxiformis, also known as red sea plume, to cow feces significantly reduces methane production by 44%. The study suggests that this approach could be a promising natural method for reducing greenhouse gas emissions from manure.
Researchers found that biting midges responsible for transmitting the virus are active on warmest days throughout the winter, contrary to previous theories. The discovery suggests that bluetongue virus transmission is likely ongoing year-round, with potential economic impacts for cattle farming.
A new study highlights five countries—India, China, Brazil, Pakistan, and Sudan—as key locations for strategic investments in sustainable livestock practices. These countries have high greenhouse gas emissions and large numbers of people and animals exposed to climate stress.
Researchers warn that exploding wild pig and macaque populations in Southeast Asia pose significant zoonotic disease risks to humans. The study, led by the University of Queensland, found that these animals can carry diseases that can be transmitted to people, highlighting the need for urgent management solutions.
A new study models the spread of African swine fever in US swine farms, finding that control actions can reduce secondary infections by up to 79% but an outbreak could still be persistent and costly. The model suggests that between-farm movements are the primary route of transmission.
The article discusses the challenges of reducing agricultural greenhouse gas emissions to zero, but found that technology can help farmers lower pollution by up to 45 percent. The study proposes using carbon-free energy sources, sustainably produced bioenergy, and techniques to capture emissions from these energy sources.
Current measures to protect grasslands in the Qinghai-Tibetan Plateau are damaging the ecosystem and should be stopped. Small burrowing mammals, like the plateau pika and zokor, play crucial ecological roles in maintaining ecosystem health and biodiversity.
Researchers at Nagoya University have found that ATP, an energy 'currency' within cells, acts as a neurotransmitter in the brain and causes mammalian ovulation. Administering ATP to rats induced the LH surge leading to ovulation, suggesting a potential new treatment for infertility.
Researchers tracked antimicrobial resistance in E. coli isolated from swine between 2013 and 2019, finding an increasing trend of resistance to ceftriaxone. The study highlights the need for surveillance systems to monitor microbes and develop mitigation strategies to address this growing concern.
Achieving a high fertility cycle in dairy herds involves implementing reproductive management programs, maintaining optimal body condition scores (BCS), and ensuring timely pregnancies. By calving cows at lower BCS between 2.75 and 3.0, dairy farms can reduce health issues and increase fertility rates.
Consuming insects like crickets can contribute to healthy gut microbiota and provide essential nutrients. Research by CSU professor Tiffany Weir and colleagues highlights the potential benefits of edible insects on human health, including increased prebiotic effects and reduced intestinal inflammation.
Researchers develop 'Human Appropriation of Net Primary Production' (HANNP) metric to accurately estimate human impacts on the earth's systems. This new approach starts at the source, measuring the total biomass produced through photosynthesis and comparing it to what humans have appropriated for their own use.
The Cornell University College of Agriculture and Life Sciences has been awarded a $9.9 million grant by the Bezos Earth Fund to develop low-cost virtual fencing technology that can benefit farmers, animals, and the environment. The project aims to improve existing virtual fencing technology and combine it with animal-monitoring system...
A global study reveals a bi-directional relationship between antibiotic consumption and antimicrobial resistance (AMR) between humans and animals. The study finds that higher animal antibiotic use increases AMR in human pathogens, while higher human antibiotic use increases AMR in food-producing animals.
A new study from the University of Illinois finds that local enforcement of manure management regulations can effectively reduce nutrient concentrations in rivers and lakes. The study focuses on Wisconsin's unique approach, which allows counties to participate in enforcement without state approval.
A new scoring system assesses pig welfare through a range of measurements, including health problems and environmental interactions. The system enables comparison across different types of pig farming and informs decisions about farm sustainability.
A recent study found that brown bears in Romania's Carpathians have a higher predation risk for cows near villages and forest edges, while sheep are more prone to predation in remote areas. The researchers believe that differences in grazing regimes and bear abundance contribute to these findings.
A recent study found that DNA from domesticated chickens has been introgressing into the genomes of wild red junglefowl, leading to a loss of genetic diversity. The researchers estimate that wild birds have inherited 20-50% of their genomes from domestic chickens, which could make them less resilient to environmental changes.
A survey of 1,034 people found that most believe insects can be a sustainable source of protein in the future. Key factors improving acceptance include preparation methods and information on insect potential as a food source.
A systematic review found that livestock production is associated with improved height-for-age Z scores and weight-for-length/height Z scores in under-five children. However, it also increases the risk of disease transmission through water, food, and insects.
Scientists at UC Riverside have discovered that volatile repellents containing ammonia and amines can be used to combat insect-borne diseases by disrupting their sense of smell and taste. The research found that these compounds can silence olfactory neurons in mosquitoes, preventing them from detecting human skin odor.
A study found that the decline of black-tailed prairie dogs due to sylvatic plague, combined with abnormally high precipitation, led to dramatic ecosystem changes. The loss of prairie dog habitat caused declines in associated species such as birds, swift foxes, and coyotes.
The study focuses on reducing insects and pathogens that threaten crops, with manure serving as a potential solution. Researchers will investigate the most effective ways to apply manure to improve soil health and plant resistance to insect pests.
The editorial urges wealthy nations to step up support for Africa and vulnerable countries in addressing past, present, and future impacts of climate change. The climate crisis has destroyed a fifth of the GDP of the most vulnerable countries.
A new study found that daytime pastoralist activities do not negatively affect spotted hyenas in Tanzania, contrary to previous research. The study analyzed 24 years of data from eight hyena clans and found that the hyenas' reproductive performance and physiological stress levels remained similar to those of unexposed clans.
Researchers collaborated with livestock producers, natural resource managers, and university-based researchers to develop effective fencing designs that reduce wildlife conflicts and prioritize human safety. The study highlights the importance of integrating diverse knowledge and experience to inform fencing projects.
A study published in the Journal of Dairy Science found that feeding behavior traits are correlated with feed efficiency in lactating dairy cattle. Researchers estimated genetic parameters for feeding behavior and their associations with feed efficiency traits in US Holstein cows.
A recent study found that cattle grazing with virtual fencing can create effective wildfire fuel breaks on sagebrush landscapes, reducing the risk of devastating wildfires. The technology uses collars to communicate with GPS and reception towers, forming a virtual fence to manage livestock distribution.
A study by the University of Sydney and Curtin University reveals that over a third of Generation Z respondents understand the climate impact of meat consumption. Despite this, livestock and meat production contribute significantly to emissions.
A recent Oregon State University study found that spent hemp biomass is a safe and nutritious alternative feed for lambs, with nutritional quality comparable to alfalfa. The findings provide evidence for the use of hemp byproducts as an animal feedstuff, potentially offering economic benefits for hemp farmers and livestock producers.
A University of Illinois study shows rumen-protected lysine can improve uterine health in dairy cows during the transition period. The supplement reduced genes involved in inflammatory proteins and increased genes keeping the uterus clean, leading to less inflammation and improved reproductive outcomes.