AGRC 112 Lecture Notes - Lecture 7: Dairy Cattle, Cereal, Soil Organic Matter
Document Summary
Section 2: extensive and intensive livestock production systems. Extensive livestock production- production the minimized the cost of expenses. Unprocessed diets of low nutrients density, minus handling thus low labour costs, non con ned. Intensive livestock production - feeding of processed diets, expensive, con nement production, economies of scale. Swine production in our minds are extensive but in comparison to other countries it is a intensive. Manage them in pasture or in range. Produce one calf per cow per year. Minimize the input costs to achieve these objectives. The cow calf is often secondary to a grain operation, its all about using marginal land, minimizing labour cost, low quality feed. Forage based, 85% of feed is in the form of forges hay and grass. The plant that is use in the system is a perennial or an annual. Herbaceous plants with narrow leaves growing from the base, it is a perennial and major source of forage.
