AN_SCI 1001 Lecture Notes - Lecture 2: Glycoprotein, Neolithic, Rumen
Document Summary
Chapter 2: an overview of the livestock and poultry industries an evaluation of farm cash receipts from the sale of animals/animal products: the cash receipts for all livestock products compromise 44% of all agricultural commodities in the us. World trade influences profitability of us animal industries: world trade for all us products show a deficit, but agricultural/animal products show a positive trade balance. Commodity prices: the profitability of us animal industries is partly influenced by the prices paid to producers: these price changes are influenced primarily by supply and demand. Biological differences in meeting market demand: broiler numbers can be increased in a couple of months, while several years are needed to make significant changes in cattle numbers. Cattle were probably domesticated in asia and europe during the new stone age. Cattle contribute food, fiber, fuel, and draft animal power. For most developed countries, beef (meat) is a primary power. For developing countries, beef is a secondary product to milk/draft.
