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Nutrient Requirements of Beef Cattle
Since 1944, the National Research Council (NRC) has published seven editions of the Nutrient Requirements of Beef Cattle. This reference has guided nutritionists and other …

Evaluation of the Food Safety Requirements of the Federal Purchase Ground Beef Program
To ensure the safety of food distributed through the National School Lunch Program, food banks, and other federal food and nutrition programs, the United States Department of …

Animal Care and Management at the National Zoo
This report follows up on an interim report released in February 2004 that focused on immediate needs in the areas of animal care and management, recordkeeping, and pest control. …

Research Strategy to Examine the Taxonomy of the Red Wolf
A Research Strategy to Examine the Taxonomy of the Red Wolf provides independent guidance about taxonomic research on the red wolf, Canis rufus. Building from the 2019 report …

Century of Wildland Fire Research
Although ecosystems, humans, and fire have coexisted for millennia, changes in geology, ecology, hydrology, and climate as well as sociocultural, regulatory, and economic factors …

Direct and Indirect Human Contributions to Terrestrial Carbon Fluxes
Human-induced climate change is an important environmental issue worldwide, as scientific studies increasingly demonstrate that human activities are changing the Earths climate. …

Achievements of the National Plant Genome Initiative and New Horizons in Plant Biology
Life on Earth would be impossible without plants. Humans rely on plants for most clothing, furniture, food, as well as for many pharmaceuticals and other products. Plant genome …

Diagnosis and Control of Johne's Disease
Johne's Disease is a chronic, progressive intestinal disease caused by infection with Mycobacterium avium subspecies paratuberculosis (Map) that affects primarily ruminant animals. …

Impact of Genetically Engineered Crops on Farm Sustainability in the United States
Since genetically engineered (GE) crops were introduced in 1996, their use in the United States has grown rapidly, accounting for 80-90 percent of soybean, corn, and cotton acreage …

Framework for Assessing Effects of the Food System
How we produce and consume food has a bigger impact on Americans' well-being than any other human activity. The food industry is the largest sector of our economy; food touches …

Changes in the Sheep Industry in the United States
The U.S. sheep industry is complex, multifaceted, and rooted in history and tradition. The dominant feature of sheep production in the United States, and, thus, the focus of much …

Workforce Needs in Veterinary Medicine
The U.S. veterinary medical profession contributes to society in diverse ways, from developing drugs and protecting the food supply to treating companion animals and investigating …