As of January 2017, Oregon livestock producers must comply with a new federal law that fundamentally changes the way feed-grade antibiotics are used in their operations: The Veterinary Feed Directive. This publication answers some basic questions about the new law, including the livestock operator’s...
Esta publicación describe cómo estimar la cantidad de nutriente en cierto material aplicado (la tasa del nutriente) y cómo calibrar el equipo de manejo de residuos. Cubre el equipo que se encuentra típicamente en las granjas lecheras. Nitrógeno es utilizado en los ejemplos pero las mismas técnicas...
This 2-year project has been helpful in characterizing nonstructural carbohydrates in cool-season grasses. We have learned a lot about the normal fluctuations seen across environments and, more specifically, variations due to genetic differences. The main conclusions are: 1. Percentages of...
Designed to help dairy farmers calculate the costs of homegrown forages and compare them to the costs of purchasing forages. Presents typical per-acre costs of establishing, producing, and harvesting alfalfa or grass for silage to help farmers estimate costs. Explains how to compare forage...
Provides nutrient and lime recommendations for silage corn established after conventional tillage or with direct seeding. Recommendations are appropriate both for manured and nonmanured fields in western Oregon. Silage for organic dairy production is specifically addressed.
Discusses how to choose the best type of animal for your needs and briefly mentions issues related to feeding and breeding. Provides information on safely using milk, either fresh or in cheese, butter, or yogurt.
Excess phosphorus (P) and potassium (K) in livestock diets is expensive and potentially damaging to the environment and to animal health. This publication suggests ways to improve feed management and avoid overfeeding P and K. Discusses ration balancing and record keeping as a way to improve feed...
